29/05/2024 18:09:39

Harness - HVAC Assembly (Remove and Replace)

Correction code 17104102 3.00 NOTE: Unless otherwise explicitly stated in the procedure, the above correction code and FRT reflect all of the work required to perform this procedure, including the linked procedures. Do not stack correction codes unless explicitly told to do so.NOTE: See Flat Rate Times to learn more about FRTs and how they are created. To provide feedback on FRT values, email LaborTimeFeedback@tesla.com. NOTE: See Personal Protection to make sure wearing proper PPE when performing the below procedure.

2023-04-05: Updated A/C oil type to be used with reference to Fluids and Capacities for A/C oil specifications.

Warning

This procedure is a DRAFT, although it has been validated. Warnings and Cautions might be missing. Follow safety requirements and use extreme caution when working on or near high voltage systems and components. Provide corrections and feedback to ServiceDevelopment@teslamotors.com.

Set up AC machine

Note
Touch time only
Open all four doors

Note
Latch rear doors to prevent accidental closing when power is down
Lower all windows
Move LH front seat forward
Raise LH front seat cushion to maximum height

Note
Adjust seat back if needed to avoid contacting headliner
Remove console lower rear panel

Note
5x clips
Remove LH rear exterior hardware from center console

Note
1x bolt, 10mm, 7 Nm
Move LH front seat backward
Move RH front seat forward
Raise RH front seat cushion to maximum height

Note
Adjust seat back if needed to avoid contacting headliner
Remove RH rear exterior hardware from center console

Note
1x bolt, 10mm, 7 Nm
Move RH front seat backward
Open hood
Remove rear apron

Note
14x clips
Remove access panel

Note
3x clips, 1x connector
Remove fasteners securing the frunk assembly

Note
5x bolts, 10mm, 5 Nm
Remove frunk assembly from vehicle

Note
4x clips, Replace any clips if broken or missing
Connect to vehicle using Toolbox 3.0

Note
Vehicle connection is integrated into drivers footwell cover, Open Toolbox 3 website and establish connection to the vehicle. Select connection status icon at top right corner, and select connect locally (icon will turn green when vehicle is connected)
Select "Actions/Autodiag" and search for "Thermal"
Select "Thermal Fluid Fill/Drain", click Run and allow routine to complete

Note
Select "X" at top right of window to close once complete, For AC related repairs verify all EXV's are in proper position, For all coolant related repairs verify vehicle is in Series, Thermal Fluid Fill/Drain routine has a 5 hour timeout, Routine will continuously run and not end
Remove HSD cable from Ethernet port to disconnect Toolbox 3.0 from vehicle
Power off vehicle from center display

Note
Via Controls > Safety & Security > Vehicle Power > Power Off
Disconnect 12V negative terminal and first responders loop

Note
1x nut, 10mm, 6 Nm, 1x connector, Ensure vehicle is in park, climate control system is off, and vehicle is not charging before disconnecting 12V, Negative terminal should be disconnected before FRL, Allow 2 minutes for all electrical circuits to fully discharge
Remove caps from low side and high side AC ports

Note
2x caps
Connect hoses to vehicle and perform AC recovery

Note
Touch time only, Connect couplers to vehicle, Open couplers by turning clockwise, Open Machine valves, Note the amount of refrigerant and oil recovered, If drained oil level increased more than 30 ml, refer to the drained oil loss chart.
Remove fresh intake duct

Note
1x bolt, 10mm, 4 Nm, 2x clips, 1x pin, Remove bolt, Gently pry pin out from thermal beam, then remove from bulkhead studs
Remove LH IP end cap

Note
3x clips
Remove LH mid A-pillar assembly

Note
1x clip, 1x tab, Release the upper clip then pull mid A-pillar upward to remove
Remove LH upper A-pillar trim

Note
3x clips, Pull inside of the upper portion of upper A-pillar, Depress 2x tabs to remove tether from body side, Then pull upper A-pillar upward to remove
Remove clip securing LH lower A-pillar trim

Note
1x push clip
Remove LH lower A-pillar trim

Note
6x clips, 2 guide tabs, Pull rear of lower A-pillar upward to release clip then pull rearward to release trim panel
Remove LH front floormat
Remove LH console side panel carpet

Note
11x clips, 2x guide pins, Use trim tool starting at top edge to release upper clips, then pull bottom to release remaining clips, Use caution and pull panel straight away from console, if panel is peeled off it could be damaged
Remove LH front exterior hardware from center console

Note
2x bolts, 10mm, 7 Nm
Remove screw and clips securing LH footwell cover

Note
2x push clips, 1x screw, T20, 2.5 Nm
Remove connectors from LH footwell cover and remove from vehicle

Note
3x tabs, 1x Ethernet connector, 1x puddle light connector
Remove fasteners securing driver knee air bag to vehicle

Note
2x push clips, 2x screws, T20, 2 Nm, 4x patch bolts, E10, 8 Nm, Discard after removal, Support the knee air bag while lowering, The connector / harness length is very short
Disconnect the driver knee air bag and remove from vehicle

Note
1x connector, Release locking tab
Remove the LH footwell duct from HVAC module

Note
Pull LH footwell duct towards LH side of vehicle to remove
Remove clip securing LH front cabin carpet to body

Note
1x clip
Remove RH IP end cap

Note
3x clips
Remove RH mid A-pillar assembly

Note
1x clip, 1x tab, Release the upper clip then pull mid A-pillar upward to remove
Remove RH upper A-pillar trim

Note
3x clips, Pull inside of the upper portion of upper A-pillar, Remove 3x tether hooks by twisting and pulling away from housing, Then pull upper A-pillar upward to remove
Remove clip securing RH lower A-pillar trim

Note
1x push clip
Remove RH lower A-pillar trim

Note
6x clips, 2 guide tabs, Pull rear of lower A-pillar upward to release clip then pull rearward to release trim panel
Remove RH front floormat
Remove RH console side panel carpet

Note
12x clips, 2x locating pins, Use trim tool starting at top edge to release upper clips, Pull bottom to release remaining clips, Use caution and pull panel straight away from console, if panel is peeled off it could be damaged
Remove RH front exterior hardware from center console

Note
2x bolts, 10mm, 7 Nm
Disconnect USB harness at right front of center console

Note
1x USB connector
Disconnect harness from rear of center console

Note
1x connector
Remove center console from vehicle

Note
Verify rotating lids are in closed position, Recommend assistance, Tilt rear of console upward, Pull assembly towards rear of vehicle
Remove clips securing RH footwell assembly

Note
4x push clips
Disconnect RH footwell assembly connectors and remove from vehicle

Note
2x connectors
Remove fasteners securing passenger knee air bag to vehicle

Note
2x screws, T20, 2 Nm, 1x push clip, 4x patch bolts, E10, 8 Nm, Discard patch bolts after removal, Support the knee air bag while lowering, The connector / harness length is very short
Remove the passenger knee air bag from vehicle

Note
1x connector, Release locking tab
Remove clip securing RH front cabin carpet to body

Note
1x clip
Release spring clip securing driver air bag assembly to steering wheel and pull driver air bag assembly away from steering wheel

Note
1x spring clip, 3x datums, Press spring simultaneously from two access holes to release, Access holes located at 4 and 7 o'clock position
Disconnect driver air bag connector and remove driver air bag assembly

Note
1x connector, 2x tabs
Disconnect steering wheel connector

Note
1x connector, 2x tabs
Remove bolt securing steering wheel to steering column

Note
1x patch bolt, 10mm hex, 80 Nm, Discard after removal
Remove steering wheel from steering column
Pull upward to release steering column upper shroud from lower shroud

Note
4x clips
Remove upper screws securing lower shroud to steering column

Note
2x screws, T20, 1.5 Nm
Remove lower screw securing lower shroud to steering column

Note
1x screw, T20, 1.5 Nm
Remove lower shroud from steering column
Disconnect steering column control module assembly connector

Note
1x connector, Remove retaining clip on the connector, release connector, then remove the remaining broken clip from connector, Discard retaining clip after removal, Originally installed clip is black, Replacement clip is orange
Remove bolt securing SCCM to steering column

Note
1x bolt, 5mm allen, 9 Nm
Remove SCCM from steering column
Release IP service panel from IP and disconnect temperature sensor connector

Note
4x clips, 4x tabs, 1x connector
Remove bolts securing center display to IP carrier

Note
2x patch bolts, 10mm, 16 Nm, Discard after removal, Slide towards rear of vehicle to remove
Remove bolts securing housing neck to center display and slide away from display

Note
2x bolts, T30, 3 Nm
Remove retaining clip from display connector

Note
1x clip
Disconnect harness connector from center display

Note
1x connector
Remove center display from vehicle
Remove center display neck housing from vehicle
Remove LH air wave bezel cap from main decor assembly

Note
2x clips
Remove RH air wave bezel cap from main decor assembly

Note
2x clips
Remove main decor assembly

Note
15x clips, 1x center clip, Replace securing clips as needed
Remove screws securing glove box assembly to IP carrier

Note
6x screws, T20, 2.3 Nm
Disconnect glove box assembly connectors

Note
3x connectors
Remove the glove box from IP carrier

Note
3x clips
Remove the passenger footwell air duct

Note
1x push clip
Remove the RH IP air wave duct

Note
2x push clips
Remove screws securing LH side of IP brow finisher

Note
4x screws, T20, 2.3 Nm
Remove screws securing RH side of IP brow finisher

Note
4x screws, T20, 2.3 Nm
Remove IP brow finisher from vehicle

Note
16x clips, Need to lift top pad up slightly to insert trim tool and release clips, Then slide IP brow finisher towards rear of vehicle
Pull RH side of RH air duct out and release from IP

Note
1x screw, T20, 2.3 Nm
Disconnect harness connector from RH air duct and remove duct

Note
1x connector
Pull LH side of LH air duct out and release from IP

Note
1x screw, T20, 2.3 Nm
Disconnect harness connector from LH air duct and remove duct

Note
1x connector
Release clips securing defroster grill

Note
8x clips, Replace any damaged clips
Pivot rear edge of defroster grill up and release tabs from IP

Note
6x tabs
Remove screws securing LH speaker to IP and remove speaker

Note
3x screws, T20, 2.3 Nm, 1x connector
Remove screws securing center speaker to IP and remove speaker

Note
3x screws, T20, 2.3 Nm, 1x connector
Remove screws securing center tweeter to IP and remove speaker

Note
2x screws, T20, 2.3 Nm, 1x connector
Remove screws securing RH speaker to IP and remove speaker

Note
3x screws, T20, 2.3 Nm, 1x connector
Disconnect connectors for passenger air bag assembly

Note
3x connectors, 2x connectors for regions other than North America
Remove bolts securing passenger air bag assembly to cross car beam

Note
4x bolts, E10 patch bolts, 8 Nm, Discard after removal
Remove screws securing LH side of IP carrier to cross car beam near passenger air bag

Note
2x screws, T20, 2.3 Nm
Remove screws securing IP carrier to cross car beam on lower LH side

Note
2x screws, T20, 2.3 Nm
Remove screw securing IP carrier to cross car beam on upper LH side

Note
1x screw, T20, 2.3 Nm
Remove screws securing IP carrier to cross car beam at lower center

Note
2x screws, T20, 2.3 Nm
Remove screws securing IP carrier to cross car beam at upper center

Note
2x screws, T20, 2.3 Nm
Remove screw securing IP carrier to cross car beam on upper RH side

Note
1x screw, T20, 2.3 Nm
Remove IP carrier from cross car beam

Note
Recommend assistance, Be cautious to clear the harness clipped at top center of HVAC assembly, This will also ease removal
Remove screws securing the drivers air duct to cross car beam

Note
2x scews, T20, 2.3 Nm
Remove drivers air duct from the HVAC assembly
Partially remove LH cabin carpet
Disconnect the dash connector from the left body controller

Note
1x connector
Disconnect the HVAC connector from the left body controller

Note
1x connector
Disconnect connector from the electric steering column

Note
1x connector
Release the IP harness clip located on the blower motor assembly

Note
1x harness clip
Disconnect connector on the blower motor assembly

Note
1x connector
Remove center console support bracket

Note
1x clip, 4x tabs, Once tabs are free from riser carefully slide towards front of vehicle
Release the clip located next to the RCM

Note
1x harness clip
Disconnect connector located on RCM

Note
1x connector
Release the IP harness clip located next to the RCM

Note
1x harness clip, Release inner tabs on clip then lift from body
Release the IP harness clip from the body of the vehicle by RH cross car beam bracket

Note
1x harness clip
Release the IP harness clip from the cross car beam

Note
1x harness clip
Release the IP harness clip next to the RH lower duct thermistor

Note
1x harness clip
Release the IP harness clip next to the RH upper mode actuator

Note
1x harness clip
Release HVAC harness from the IP harness holding mount on RH side of the IP harness.

Note
2x holding mount, 1st holding mount is located on the RH side of the HVAC assembly, 2nd holding mount is located next to the right body controller
Disconnect connectors from car computer

Note
2x connectors
Partially remove RH carpet
Disconnect dash harness connector from right body controller

Note
1x connector
Release clip from RH side of cross car beam

Note
1x harness clip
Release clip from body of vehicle on RH lower A-pillar

Note
1x harness clip
Release headliner harness clip from body of vehicle located on LH upper A-pillar

Note
1x harness clip
Release headliner harness clips located on LH lower A-pillar

Note
2x clips
Disconnect headliner harness connector located on LH lower A-pillar

Note
1x connector
Remove LH touchscreen bracket

Note
2x bolts, T30, 12 Nm
Remove RH touchscreen bracket

Note
2x bolts, T30, 12 Nm
Remove bleeder duct adapter from HVAC assembly

Note
4x clips
Remove nuts securing upper steering column to cross car beam

Note
2x nuts, 13mm, 15 Nm
Remove nuts securing lower steering column to cross car beam and carefully lower steering column

Note
2x nuts, 13mm, 15 Nm
Remove bolts securing cross car beam to LH side of bulkhead

Note
2x bolts, 13mm, 25 Nm
Remove clip securing the carpet to LH cross car beam bracket

Note
1x clip
Remove the bolt that secures the LH cross car beam bracket to the cross car beam

Note
1x bolts, 13mm, 25 Nm
Remove nut securing the LH cross car beam bracket to the body and remove LH cross car beam bracket

Note
1x nut, 13mm, 25 Nm, Slightly pull LH carpet towards LH side of vehicle, Take note of direction of cross car beam bracket during removal
Remove clip securing the carpet to RH cross car beam bracket

Note
1x clip
Remove bolt securing RH cross car beam bracket to cross car beam

Note
1x bolts, 13mm, 25 Nm
Remove nut securing the RH cross car beam bracket to body and remove the RH cross car beam bracket

Note
1x nut, 13mm, 25 Nm, Slightly pull the RH carpet towards RH side of vehicle, Take note of direction of cross car beam bracket during removal
Remove bolts securing cross car beam to the HVAC assembly

Note
4x bolts, 10mm, 5.5 Nm
Remove bolt securing the cross car beam to HVAC assembly on upper LH side of HVAC assembly

Note
1x bolt. 10mm, 5.5 Nm
Remove bolt that secures the cross car beam to the upper cowl

Note
1x bolt, 13mm, 25 Nm
Remove bolts securing cross car beam to LH side of body

Note
2x bolts, 15mm, 29 Nm
Remove bolts securing cross car beam to RH side of body

Note
2x bolts, 15mm, 29 Nm
Remove the cross car beam from the vehicle

Note
Recommend assistance
Disconnect HVAC connector from right vehicle controller

Note
1x connector
Remove floor duct from stud located in-between LH and RH seat

Note
1x stud
Remove floor duct from HVAC assembly and position out of the way
Remove AC manifold to HVAC line from HVAC assembly

Note
2x bolts, 13mm, 22 Nm
Remove bolt securing HVAC assembly to RH side of bulkhead

Note
1x bolt, 10mm, 5.5 Nm
Remove nut securing HVAC assembly to body located on RH side of HVAC assembly

Note
1x nut, 10mm, 5.5 Nm, Slightly move RH carpet and foam towards RH side of vehicle, Recommend assistance to support HVAC assembly
Remove HVAC assembly from vehicle

Note
Remove HVAC assembly towards rear of vehicle, Rotate counter clockwise and remove out of passenger front door, Recommend assistance
Disconnect intake actuator connector

Note
1x connector
Disconnect upper mode actuator connector

Note
1x connector
Disconnect RH upper duct thermistor connector

Note
1x connector
Disconnect RH lower duct thermistor connector

Note
1x connector
Disconnect lower mode actuator connector

Note
1x connector
Disconnect RH bleed actuator connector

Note
1x connector
Disconnect LH bleed actuator connector

Note
1x connector
Disconnect LH evaporator thermistor connector

Note
1x connector
Disconnect LH upper duct thermistor connector

Note
1x connector
Disconnect LH lower duct thermistor connector

Note
1x connector
Remove bolts securing LH bleed actuator to HVAC assembly

Note
2x bolts, 6mm, 2.3 Nm
Remove bolts securing RH bleed actuator to HVAC assembly

Note
2x bolts, 6mm, 2.3 Nm
Release clips on RH side of HVAC assembly

Note
3x clips
Release HVAC harness from RH holding tabs

Note
3x holding tabs
Release HVAC harness from upper holding tabs

Note
2x holding tabs
Release HVAC harness from LH holding tabs and remove HVAC harness from HVAC assembly

Note
4x holding tabs
Position HVAC harness onto HVAC assembly and connect LH evaporator thermistor

Note
1x connector
Connect LH upper duct thermistor connector

Note
1x connector
Connect LH lower duct thermistor connector

Note
1x connector
Install HVAC harness into LH holding tabs

Note
4x holding tabs
Install HVAC harness into upper holding tabs

Note
2x holding tabs
Connect lower mode actuator connector

Note
1x connector
Connect upper mode actuator connector

Note
1x connector
Connect intake actuator connector

Note
1x connector
Connect RH lower duct thermistor connector

Note
1x connector
Connect RH upper duct thermistor connector

Note
1x connector
Install clips on RH side of HVAC assembly

Note
3x clips
Install HVAC harness into RH holding tabs

Note
3x holding tabs
Install bolts securing LH bleed actuator to HVAC assembly

Note
2x bolts, 6mm, 2.3 Nm
Install bolts securing RH bleed actuator to HVAC assembly

Note
2x bolts, 6mm, 2.3 Nm
Connect RH bleed actuator connector

Note
1x connector
Connect LH bleed actuator connector

Note
1x connector
Install HVAC assembly into vehicle and position HVAC assembly onto stud

Note
Install front of HVAC assembly through passenger front door, Rotate counter clockwise and install towards front of vehicle
Install nut securing HVAC assembly to body

Note
1x nut, 10mm, 5.5 Nm, Slightly move RH carpet and foam towards RH side of vehicle
Install bolt securing HVAC assembly to RH side of bulkhead

Note
1x bolt, 10mm, 5.5 Nm
Install floor duct to HVAC assembly
Install floor duct onto stud located in-between LH and RH seat

Note
1x stud
Connect HVAC connector to right vehicle controller

Note
1x connector
Install AC manifold to HVAC line to HVAC assembly

Note
2x bolts, 13 mm, 22 Nm
Perform AC vacuum

Note
Touch time only, 2 minute leak test, 15 minute vacuum
Install the cross car beam into the vehicle

Note
Recommend assistance
Loosely install bolts securing cross car beam to RH side of body

Note
2x bolts, 15mm, 29 Nm, Torque at later step
Loosely install bolts securing cross car beam to LH side of body

Note
2x bolts, 15mm, 29 Nm, Torque at later step
Loosely install bolt securing cross car beam to upper cowl

Note
1x bolt, 13mm, 25 Nm
Loosely install bolt securing cross car beam to the HVAC assembly on upper LH side of HVAC assembly

Note
1x bolt, 10mm, 5.5 Nm
Loosely install bolts securing the cross car beam to HVAC assembly in front of the HVAC assembly

Note
4x bolts, 10mm, 5.5 Nm
Install RH cross car beam bracket and loosely install nut that secures the RH cross car beam bracket to body

Note
1x nut, 13mm, 25 Nm
Loosely install bolt securing RH cross car beam bracket to the cross car beam

Note
1x bolts, 13mm, 25 Nm
Install LH cross car beam bracket and loosely install nut that secures LH cross beam bracket to body

Note
1x nut, 13mm, 25 Nm
Loosely install bolt to secure LH cross car beam bracket to cross car beam

Note
1x bolts, 13mm, 25 Nm
Install bolts securing cross car beam to LH side of bulkhead

Note
2x bolts, 13mm, 25 Nm
Torque the bolt that secures the LH cross car beam bracket to the cross car beam

Note
1x bolts, 13mm, 25 Nm
Torque nut securing LH cross car beam bracket to body

Note
1x nut, 13mm, 25 Nm
Install clip that secures the carpet to LH cross car beam bracket

Note
1x clip
Torque bolt securing the RH cross car beam bracket to cross car beam

Note
1x bolt, 13mm, 25 Nm
Torque nut securing RH cross car beam bracket to body

Note
1x nut, 13mm, 25 Nm
Install clip securing the carpet to RH cross car beam bracket

Note
1x clip
Torque the bolts securing the cross car beam to the HVAC assembly

Note
4x bolts, 10mm, 5.5 Nm
Torque the bolt that secures the cross car beam to the HVAC assembly

Note
1x bolt, 10mm, 5.5 Nm
Torque the bolt that secures the cross car beam to the upper cowl

Note
1x bolt, 13mm, 25 Nm
Torque bolts securing cross car beam to LH side of body

Note
2x bolts, 15mm, 29 Nm
Torque bolts securing cross car beam to RH side of body

Note
2x bolts, 15mm, 29 Nm
Install the nuts securing the lower steering column to the cross car beam

Note
2x nuts, 13mm, 15 Nm
Install nuts securing upper steering column to cross car beam

Note
2x nuts, 13mm, 15 Nm
Install the bleeder duct adapter to the HVAC assembly

Note
4x clips
Install RH touchscreen bracket

Note
2x bolts, T30, 12 Nm
Install LH touchscreen bracket

Note
2x bolts, T30, 12 Nm
Install the headliner harness clip located on the LH upper A pillar

Note
1x clip
Install headliner harness clips to LH lower A-Pillar

Note
2x clips
Install headliner harness connector on LH lower A-Pillar

Note
1x connector
Install clip located on the RH lower A-pillar

Note
1x clip
Install the clip located on the RH side of cross car beam
Install dash harness connector to right body controller

Note
1x connector
Position RH carpet back to the original position
Install connectors to the car computer

Note
2x connectors
Install HVAC harness to the IP harness holding mount on RH side of the IP harness

Note
2x holding mount, 1st holding mount is located on the RH side of the HVAC assembly, 2nd holding mount is located next to the right body controller
Install IP harness clip to HVAC assembly next to the RH upper mode actuator

Note
1x clip
Install IP harness clip to HVAC assembly next to the RH lower duct thermistor

Note
1x clip
Install the IP harness clip to the cross car beam

Note
1x clip
Install IP harness clip to the body of the vehicle next to RH cross car beam bracket

Note
1x clip
Install center console support bracket

Note
1x clip, 4x tabs, Slide towards rear of vehicle then engage tabs
Install the IP harness clip to the body located next to the RCM

Note
1x clip
Connect the connector located on the RCM

Note
1x connector
Install the clip located next to the RCM

Note
1x clip
Connect connector to blower motor assembly

Note
1x connector
Install the IP harness clip located on the blower motor assembly

Note
1x clip
Connect the connector to the electric steering column

Note
1x connector
Connect the HVAC connector to the left body controller

Note
1x connector
Connect the dash connector to the left body controller

Note
1x connector
Position the LH cabin carpet back to the original position
Install the drivers air duct to the HVAC assembly
Install the screws securing the drivers air duct to the cross car beam

Note
2x scews, T20, 2.3 Nm
Install IP carrier onto cross car beam

Note
Recommend assistance, Be cautious to clear the harness clipped at top center of HVAC assembly, This will also ease installation
Install screw securing IP carrier to cross car beam on upper RH side

Note
1x screw, T20, 2.3 Nm
Install screws securing IP carrier to cross car beam at upper center

Note
2x screws, T20, 2.3 Nm
Install screws securing IP carrier to cross car beam at lower center

Note
2x screws, T20, 2.3 Nm
Install screw securing IP carrier to cross car beam on upper LH side

Note
1x screw, T20, 2.3 Nm
Install screws securing IP carrier to cross car beam on lower LH side

Note
2x screws, T20, 2.3 Nm
Install screws securing RH side of IP carrier to cross car beam near passenger air bag

Note
2x screws, T20, 2.3 Nm
Install passenger air bag into IP carrier and secure bolts

Note
4x patch bolts, E10, 8 Nm, Install new patch bolts
Install connectors for passenger air bag

Note
3x connectors, 2x connectors for regions other than North America
Install RH speaker to IP carrier

Note
3x screws, T20, 2.3 Nm, 1x connector
Install center tweeter to IP carrier

Note
2x screws, T20, 2.3 Nm, 1x connector
Install center speaker to IP

Note
3x screws, T20, 2.3 Nm, 1x connector
Install LH speaker to IP carrier

Note
3x screws, T20, 2.3 Nm, 1x connector
Position defroster grill and lower tabs into position on IP

Note
6x tabs
Secure clips securing defroster grill

Note
8x clips
Position LH air duct into IP and connect harness connector

Note
1x connector
Install LH air duct into IP

Note
1x screw, T20, 2.3 Nm
Position RH air duct into IP and connect harness connector

Note
1x connector
Install RH side of RH air duct into IP

Note
1x screw, T20, 2.3 Nm
Install IP brow finisher into vehicle

Note
16x clips, Need to lift top pad up slightly to slide IP brow finisher into position
Install screws securing RH side of IP brow finisher

Note
4x screws, T20, 2.3 Nm
Install screws securing LH side of IP brow finisher

Note
4x screws, T20, 2.3 Nm
Install the RH IP air wave duct

Note
2x push clips
Install the passenger footwell air duct

Note
1x push clip
Connect glove box assembly connectors

Note
3x connectors, New puddle lamp harness routing prevent blocking movement of pawls
Install the glove box into IP carrier

Note
3x clips
Install screws securing glove box assembly to IP carrier

Note
6x screws, T20, 2.3 Nm
Install main decor assembly

Note
15x clips, 1x center clip
Install RH air wave bezel cap to main decor assembly

Note
2x clips
Install LH air wave bezel cap to main decor assembly

Note
2x clips
Position center display neck housing into vehicle
Position center display into vehicle
Connect center display

Note
1x connector
Install retaining clip to center display connector

Note
1x clip
Slide down neck housing and install bolts securing neck housing to center display

Note
2x bolts, T30, 3 Nm,
Install center display to IP carrier

Note
2x patch bolts, 10mm, 16 Nm, Install new 10mm patch bolts, Slide towards front of vehicle
Connect temperature sensor connector and install IP service panel into IP

Note
4x clips, 4x tabs, 1x connector
Install SCCM onto steering column
Install bolt securing SCCM to steering column

Note
1x bolt, 5mm allen, 9 Nm
Connect steering column control module (SCCM) assembly connector

Note
1x connector, Install new orange retaining clip to connector then install SCCM connector, Perform push-pull-push to make sure connector is seated properly
Install lower shroud onto steering column
Install lower screw securing lower shroud to steering column

Note
1x screw, T20, 1.5 Nm
Install upper screws securing lower shroud to steering column

Note
2x screws, T20, 1.5 Nm
Align the clips then press downward to install upper shroud onto lower shroud

Note
4x clips
Align the steering wheel to steering column then position it for installation

Note
The steering wheel and column are keyed
Install bolt securing steering wheel to steering column

Note
1x patch bolt, 10mm hex, 80 Nm, Install new patch bolt
Connect steering wheel connector

Note
1x connector
Connect driver air bag connector

Note
1x connector, Make sure that the driver air bag harness doesn't get caught between the driver air bag and the horn mechanism
Secure driver air bag assembly to steering wheel and verify it is fully engaged

Note
3x datums, 1x spring clip, Inspect to make sure lower horn bracket is properly secured to steering wheel before installing driver air bag
Install the passenger knee air bag into vehicle

Note
1x connector, Use caution not to damage the connector/harness, Support the knee air bag while connecting the connector
Install fasteners securing passenger knee air bag to vehicle

Note
4x patch bolts, E10, 8 Nm, 2x screws, T20, 2 Nm, 1x push clip, Install new patch bolts
Connect the RH footwell assembly connectors

Note
2x connectors
Install clips securing RH footwell assembly

Note
4x push clips
Install the clip securing RH front cabin carpet to body

Note
1x clip
Install the LH footwell duct into HVAC module
Connect the driver knee air bag and install into vehicle

Note
1x connector, Use caution not to damage the connector/harness, Support the knee air bag while connecting the connector
Install fasteners securing driver knee air bag to vehicle

Note
4x patch bolts, E10, 8 Nm, Install new patch bolts, 2x screws, T20, 2 Nm, 2x push clips
Install connectors to LH footwell cover and position for installation, securing front tabs to driver air bag assembly

Note
3x tabs, 1x Ethernet connector, 1x puddle light connector
Install screw and clips securing LH footwell cover

Note
1x screw, T20, 2.5 Nm, 2x push clips
Install the clip securing LH front cabin carpet to body

Note
1x clip
Install center console into vehicle

Note
Recommend assistance, Tilt front of console downward, Slide assembly towards front of vehicle and tilt rear of console down into place
Connect harness to rear of center console

Note
1x connector
Connect harness at right front of center console

Note
1x USB connector
Install RH front exterior hardware to center console

Note
2x bolts, 10mm, 7 Nm
Install RH console side panel carpet

Note
12x clips, 2x locating pins, Position side panel and align the front locator, then the rear locator, Push side panel towards console to install
Install RH front floor mat
Install LH front exterior hardware to center console

Note
2x bolts, 10mm, 7 Nm
Install LH console side panel carpet

Note
11x clips, 2x locating pins, Position side panel and align the front into front locator, then the rear locator, Push side panel towards console to install
Install LH front floormat
Install RH upper A-pillar trim

Note
3x clips, 1x tether, Slide bottom of trim along IP and speaker grill, attach tether to body side, Set clips starting at the bottom and work up, Pull seal over trim
Install RH lower A-pillar trim

Note
1x clip, 2 guide tabs, Align the 2 front tabs then align the slot with harness bracket and then push rear clip to secure to lower B-pillar
Install clip securing RH lower A-pillar trim

Note
1x clip
Install RH mid A-pillar assembly

Note
1x clip, 1x tab, Align the bottom tab then push the top clip to fully seat mid A-pillar, Make sure the seal seat on top of the trim
Install RH IP end cap

Note
3x clips
Install LH upper A-pillar trim

Note
3x clips, 1x tether, Replace tether if removed from body side, Slide the lower portion in position, Install tether 3x retainer hooks to housing, Then align the upper 3x clips, Press clip from top to bottom, Make sure double check the middle clips are fully seated
Install LH lower A-pillar trim

Note
1x clip, 2 guide tabs, Align the 2 front tabs then align the slot with harness bracket and then push rear clip to secure to lower B-pillar
Install clip securing LH lower A-pillar trim

Note
1x push clip
Install LH mid A-pillar assembly

Note
1x clip, 1x tab, Align the bottom tab then push the top clip to fully seat mid A-pillar, Pull seal over trim
Install LH IP end cap

Note
3x clips
Remove low side AC hose from AC manifold to HVAC assembly
Use oil injector to add measured amount of oil back to the system

Note
Use calculated oil lost measurement and add new oil of the appropriate type into the system. See Fluids and Capacities for A/C oil specifications. If more than 30 ml drained out during recovery, refer to the drained oil loss chart.
Install low side AC hose to AC manifold to HVAC assembly
Perform AC refrigerant refill

Note
Recharge refrigerant to 1.02 kg (1020g), For Robinair AC machines press ESC to NOT ACCEPT the step to clear out residual oil, Once complete press next to start End of Charge process
Perform step 1 for End of Charge process

Note
Close high and low machine valves, Press next to continue
Connect first responder loop and 12V negative terminal

Note
1x nut, 10mm, 6 Nm, 1x connector, Connect FRL first before connecting 12V to avoid damage to car computer
Connect to vehicle using Toolbox 3.0

Note
Vehicle connection is integrated into drivers footwell cover, Open Toolbox 3 website and establish connection to the vehicle. Select connection status icon at top right corner, and select connect locally (icon will turn green when vehicle is connected)
Select "Actions/Autodiag" and search for "commissioning"
Select TEST-SELF_VCFRONT_X_HEAT-PUMP-COMMISSIONING, click Run and allow routine to complete

Note
If this routine is not run after entering Thermal Drain/Fill mode, the AC compressor operation will be blocked, Select "X" at top right of window to close once complete
Proceed with steps 2-4 for End of Charge process and follow instructions displayed on AC Machine

Note
Turn AC on, Temp setting LO, Panel mode on, Fresh air mode on, Blower speed set to 3, Verify Discharge pressure does not exceed 26 bar and Suction pressure is not below 1.15 bar, Turn AC OFF, allow pressures to stabilize and remove high side hose
Proceed with steps 5-6 for End of Charge process and follow instructions displayed on AC Machine

Note
Turn AC on, Temp setting LO, Panel mode on, Fresh air mode on, Blower speed set to 3, Turn machine valves to OPEN, Allow pressures to stabilize, Remove low side hose from vehicle, Continue with AC machine instructions and clear AC hoses
Install caps onto AC ports

Note
2x caps
Select "Actions/Autodiag" and search for "HVAC"
Select TEST-SELF_VCRIGHT_X_HVAC-PERFORMANCE, click "Run", and allow routine to complete

Note
Select "X" at top right of window to close once complete
Remove HSD cable from Ethernet port to disconnect Toolbox 3.0 from vehicle
Move LH front seat forward
Install LH rear exterior hardware to center console

Note
1x bolt, 10mm, 7 Nm
Move RH front seat forward
Install RH rear exterior hardware to center console

Note
1x bolt, 10mm, 7 Nm
Install console lower rear panel

Note
5x clips
Install fresh intake duct

Note
1x bolt, 10mm bolt, 4 Nm, 2x clips, 1x pin, Set clips on bulkhead studs, Secure to thermal bar
Install frunk assembly into vehicle

Note
4x clips, Replace any clips if broken or missing
Install fasteners securing the frunk assembly

Note
5x bolts, 10mm, 5 Nm
Install access panel

Note
3x clips, 1x connector
Install rear apron

Note
14x clips, Hold rear wall of frunk to keep from flexing while engaging front clips
Close hood
Move RH front seat to original position
Move LH front seat to original position
Raise all windows
Close all four doors

Note
Unlatch rear doors before closing

Model Y Service Manual

Harness - HVAC Assembly (Remove and Replace)

Figure 1

Figure 2

Figure 3