09/12/2021 22:24:48
Harness - Main Front - Active Hood (Remove and Replace)
Correction code 171034023.06 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.
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.
Remove
- Open the front LH and front RH doors.
- Open the hood.
- Place wheel chocks on both rear wheels.
- Put vehicle in Neutral.
- Disconnect 12V power. See 12V/LV Power (Disconnect and Connect).
- Disconnect first responder loop.
- Remove the LH lower A-pillar trim. See Trim - A-Pillar - Lower - LH (Remove and Replace).
- Release the clips that attach the footrest.
- Remove the RH knee airbag. See Airbag - Knee - Driver (Remove and Replace).
- Remove the main instrument panel decor. See Decor Trim - Instrument Panel - Main (Remove and Replace).
- Remove the glove box. See Glove Box - With Knee Airbags (Non-Heat Pump) (Remove and Replace).
- Remove the RH footwell duct. See Duct - Footwell - RH (LHD) (Remove and Replace).
- Remove the RH air wave duct. See Duct - Air Wave - RH (LHD) (Remove and Replace).
- Remove the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
- Remove the 12V auxiliary battery. See12V/LV Battery (Remove and Replace).
- Remove the nut that attaches the 12V battery rear hook tie down.
- Remove the wiper motor assembly. See Wiper Module (Remove and Replace).
- Remove the bolt that attaches the thermal harness cover to the front body controller module, and then remove the cover from the module.
- Disconnect the thermal harness from the front body controller module connector.
- Remove the bolts that attach the front body controller module cover to the front body controller module, and then remove the cover.
- Disconnect the main front harness from the front body controller module connectors.
- Remove the ground bolt from 12V negative terminal.
- Remove 12v negative harness clip from front controller.
- Remove upper ground strap from the vehicle body.
- Remove the bolts that attach the front body controller module to the body.
- Remove bolts securing front controller.
- Release harness guide and remove the front controller from vehicle.
-
Remove fresh air intake
assembly.
Note2x studs, Remove from bulkhead studs.
-
Remove and discard nuts securing car
computer to the bulkhead.
Note4x nyloc nuts, 13mm, 7.1 Nm.
-
Remove power cable from right body
controller.
Note1x connector, release locking tab.
-
Disconnect 12V connector from
vehicle.
Note1x connector.
-
Release the clip that attaches the
inline electrical harness connector to the RH body controller module, and then
disconnect the electrical connector.
Note1x connector, 1x clip.
-
Disconnect frunk connector from right
controller.
Note1x connector, J8.
-
Slide car computer inward to allow
access to connectors and harness clips.
NoteBe careful not to strain harness and connectors.
-
Remove the front harness clips from
car computer.
Note2x clips.
-
Disconnect the LH front harness
connector from car computer.
Note1x connector.
-
Disconnect the RH front harness
connectors from car computer.
Note5x connectors.
-
Push the RH side of the front harness
through the bulkhead.
Note4x clips.
-
Disconnect harness connector for
windshield heater from underhood area.
Note1x connector.
-
Secure the windshield harness out of
the way to avoid damage.
NoteSecure using tape.
-
Remove the front end harness
windshield connector from the body.
Note1x clip.
-
Release clips securing harness behind
RH shock tower.
Note2x clips.
-
Remove front harness clip from washer
tank.
Note1x clip.
-
Disconnect front harness connectors
from brake booster area.
Note2x connectors, Brake fluid level sensor, Brake booster.
-
Disconnect brake booster lower
connector.
Note1x connector.
-
Disconnect the hydraulic control unit
connector.
Note1x connector, Disengage locking tab and pull up on connector to release.
-
Remove front harness clips around LH
front frame rail area.
Note5x clips.
-
Remove the front harness ground
terminals at LH front shock tower.
Note4x bolts, 10mm, 8 Nm,Inspect bolts: if they are self tapping tri-lobular bolts (1128269-00-A) then discard, If they are normal bolts (1447438-00-A) they can be reused.
-
Disconnect LH front headlamp
connector.
Note1x connector.
-
Disconnect the steering gear assembly
connectors.
Note5x connectors, Two stage connectors, Do not push down on red tab, Pull red tab to disengage lock, Pull again to release connector.
-
Remove AC compressor ground
strap.
Note1x bolt, T25, 7 Nm.
-
Remove horse clips from steering gear
harness bracket.
Note1x clip.
-
Remove steering gear harness bracke
clip and remove from vehicle.
Note2x clips.
-
Disconnect the FDU logic connector at
the LH frame rail.
Note1x connector, 2 stage connector, Release the grey locking tab then press on the tab to release the connector.
-
Disconnect RH headlamp
connector.
Note1x connector, Do not push down on Red tab, Pull red tab to disengage lock, Pull again to release connector.
-
Remove the front harness ground
terminals at RH front shock tower.
Note1x bolt, 10mm, 8 Nm,1x connector,Inspect bolts: if they are self tapping tri-lobular bolts (1128269-00-A) then discard, If they are normal bolts (1447438-00-A) they can be reused.
-
Remove the front harness clip around
RH front frame rail area.
Note3x clips.
- Remove the wheel chocks.
-
With an assistant, move the vehicle to
a lift.
CAUTIONThe vehicle is safely pushed for only a very short distance and at a very slow speed.
- Remove the front LH and front RH wheels. See Wheel Assembly (Remove and Install).
- Remove the front LH and front RH arch liners. See Wheel Arch Liner - Front - LH (Remove and Replace).
-
Remove lower bolt securing washer tank
to vehicle.
Note1x bolt, 10mm, 3 Nm.
-
Loosen forward bolts securing LH
corner of front fascia to fender.
Note2x bolts, 10mm, 4 Nm.
-
Remove bolt securing LH corner of
fascia to fender.
Note1x bolt, 10mm, 3 Nm.
-
Disconnect the front harness connector
for the LH front carrier harness.
Note1x locking connector.
-
Disconnect the front harness from the
LH acceleration sensor.
Note1x locking connector.
-
Remove the front harness clips from
the outer LH rail area.
Note2x clips.
-
Disconnect the front harness from
CFM.
Note1x connector.
-
Disconnect the LH front wheel speed
sensor and body height sensor.
Note2x connectors.
-
Remove the front harness clips around
LH front wheel liner area.
Note3x clips, North American region vehicles have 2x clips.
-
Remove the front harness clip for the
LH side repeater and camera harness.
Note1x clip.
-
Disconnect the front harness
connectors for the LH side repeater and camera.
Note2x connectors.
-
Disconnect pyrotechnic actuator
connector.
Note1x locking connector, release the locking by sliding it away from the connector.
-
Loosen forward bolts securing RH front
corner of front fascia to fender.
Note2x bolts, 10mm, 4 Nm.
-
Remove bolt securing RH front corner
of front fascia to fender.
Note1x bolt, 10mm, 3 Nm.
-
Disconnect 12V harness for front
fascia.
Note1x locking connector, Release the locking tab by sliding it away from the connector, Then depress the grey lock to release the connector.
-
Remove the clip securing harness to
pedestrian warning speaker assembly.
Note1x clip.
-
Disconnect pedestrian warning
speaker.
Note1x connector, Release the locking tab by sliding it away from the connector, then depress the grey locking tab to release.
-
Remove front harness clip from the RH
front fascia mounting bracket.
Note1x clip.
-
Disconnect front harness from front
end module harness.
Note1x locking connector.
-
Disconnect the front harness from the
RH acceleration sensor.
Note1x locking connector.
-
Remove the front harness clips from
the outer RH rail area.
Note2x clips.
-
Disconnect the RH front wheel speed
sensor.
Note1x connector.
-
Remove the front harness clips around
front of RH front wheel liner for the wheel speed sensor.
Note2x clips.
-
Remove the front harness clip at the
rear of RH front wheel liner area for the side repeater and camera harness.
Note1x clip.
-
Disconnect the front harness
connectors for the RH side repeater and camera.
Note2x connectors.
-
Disconnect RH pyrotechnic actuator
connector.
Note1x locking connector, release the locking by sliding it away from the connector.
-
Raise vehicle fully and lower lift
onto locks.
NoteSet vehicle to comfortable working height, Make sure there's an audible click of the locks on both sides before lowering, otherwise vehicle may tilt to the side, Verify doors are clear of surrounding objects.
- Remove the front aero shield. See Panel - Aero Shield - Front (Remove and Replace)
-
Remove push clips securing lower
valance to front sway bar brackets.
Note2x push clips, the number of clips on newer vehicles may vary.
-
Remove LH harness bracket clip and
remove from vehicle.
Note2x clips.
- Lower the vehicle.
- Release front fascia, see Fascia - Front (Remove and Replace) .
-
Disconnect the low and high tone horn
connector.
Note2x connectors.
-
Disconnect LH front ped pro pressure
tube sensor.
Note1x connector, Do not push down on Red tab, Pull red tab to disengage lock, Pull again to release connector.
-
Disconnect RH front ped pro pressure
tube sensor.
Note1x connector, Do not push down on Red tab, Pull red tab to disengage lock, Pull again to release connector.
-
Remove upper bolt securing washer tank
to vehicle.
Note1x bolt, 10mm, 3 Nm.
-
Disconnect washer pump and level
sensor connectors.
Note2x connectors.
-
Remove washer tank from vehicle.
Note2x connectors, keep washer tank upright to keep contents from spilling.
-
Remove the front harness clips from
the body under the washer tank area.
Note4x clips.
-
Remove thermal sub-harness clip from
front harness bracke and moved to the side.
Note1x clip.
-
Remove AC Compressor harness clip from
front harness bracket.
Note1x clip.
-
Remove bolt securing front harness
bracket from vehicle.
Note2x bolts,10mm,9 Nm.
- Route the LH side of the electrical harness from the wheel liner, through the underhood storage unit area, and to the front body controller module area.
- Route the RH side of the electrical harness from the wheel liner, through the underhood storage unit area, and to the front body controller module area.
- Remove the electrical harness from vehicle.
Install
-
Position the front harness to vehicle
for installation.
NoteMake sure to route RH branch underneath A/C compressor HV harness.
-
Route the front harness around the
brake booster area and push the LH side of the harness into driver side
compartment.
Note4x clips, make sure to install grommet in proper orientation.
-
Route the front harness around the
HVAC plenum duct area and push the RH side of the harness into passenger side
compartment.
Note4x clips, Route harness underneath A/C HV harness, Make sure to install grommet in proper orientation.
-
Route the RH side of the front harness
toward the RH side of the front fascia area.
NoteMake sure plastic housing is properly oriented with clips facing frame rail, Feed harness down behind fascia.
- Route the RH side of the front harness from frunk to RH wheel liner area.
-
Route the LH side of the front harness
toward the LH side front fascia area.
NoteMake sure plastic housing is properly oriented with clips facing frame rail, Feed harness down behind fascia.
- Route the LH side of the front harness from frunk to LH wheel liner area.
-
Install front harness clips under the
washer tank area.
Note4x clips.
-
Connect the hydraulic control unit
connector.
Note1x connector, Gently push connector downward, Engage locking tab.
-
Connect brake booster lower
connector.
Note1x connector.
-
Connect washer pump and level sensor
connectors.
Note2x connectors.
- Install washer tank into position.
-
Install upper bolt securing washer
tank to vehicle.
Note1x bolt, 10mm, 3 Nm.
-
Connect harness near brake booster
area.
Note2x connectors, engage locking tabs.
-
Install front harness clips around LH
front frame rail area.
Note5x clips.
-
Install the front harness ground
terminals to LH front shock tower.
Note4x bolts, 10mm, 8 Nm, install new bolt if original was a self tapping tri-lobular bolt, New bolt (1447438-00-A) can be reused.
-
Connect the front harness connector to
LH headlamp.
Note1x connector.
-
Connect the steering gear assembly
connectors.
Note5x connectors, Engage locking tabs.
-
Install AC compressor ground
strap.
Note1x bolt, T25, 7 Nm.
-
Connect the FDU logic connector at the
LH frame rail.
Note1x connector, Engage locking tab.
-
Connect the front harness to RH
headlamp.
Note1x connector, engage locking tab.
-
Install the front harness clip around
RH front frame rail area.
Note3x clips.
-
Install the front harness ground
terminals to RH front shock tower.
Note2x bolts, 10mm, 8 Nm,install new bolt if original was a self tapping tri-lobular bolt, New bolt (1447438-00-A) can be reused.
-
Secure harness clips behind RH shock
tower.
Note2x clips.
-
Install the windshield harness heater
connector to the body.
Note1x clip.
- Removed the tape from the windshield heater harness and windshield.
-
Connect the windshield heater
harness.
Note1x connector.
-
Install harness guide and tilt
backward for installation.
Note1x tab.
-
Install bolts securing front
controller.
Note3x bolts, 10mm, 10 Nm.
-
Install front controller harness
connectors.
Note5x connectors, 1x harness guide.
-
Install front controller upper ground
strap to body.
Note1x bolt, 10mm, 10 Nm.
-
Install the ground bolt to 12V
negative terminal.
Note1x bolt, 10mm, 6 Nm.
-
Install 12V negative harness clip to
VC front.
Note1x edge clip.
-
Install front controller shield to the
front controller.
Note2x bolts, 10mm, 8.5 Nm.
-
Connect thermal sub-harness to front
controller.
Note1x connector, rotate fully to secure locking tab.
-
Install bolt securing front harness
bracke from vehicle.
Note2x bolts,10mm,9 Nm.
-
Install AC Compressor harness clip to
front harness bracket.
Note1x clip.
-
Connect LH front ped pro pressure tube
sensor.
Note1x connector, Engage locking tab.
-
Connect RH front ped pro pressure tube
sensor.
Note1x connector, engage locking tab.
-
Connect the low and high tone horn
connector.
Note2x connectors.
- Install the front fascia. See Fascia - Front (Remove and Replace).
- Raise vehicle fully and lower lift onto locks.
-
Install LH harness bracke clip to
vehicle.
Note2x clips.
-
Install push clips securing lower
valance to front sway bar brackets.
Note2x push clips, the number of clips on newer vehicles may vary.
- Install the aero shield. See Panel - Aero Shield - Front (Remove and Replace).
- Lower vehicle partially and set onto locks.
-
Install lower bolt securing washer
tank to vehicle.
Note1x bolt, 10mm, 3 Nm.
-
Connect the front harness connectors
for the LH side repeater and camera.
Note2x connectors.
-
Connect pyrotechnic actuator
connector.
Note1x locking connector, Engage locking tab.
-
Install the front harness clip around
rear of LH front wheel liner area for the side repeater and camera.
Note1x clip.
-
Install the front harness clips around
front of LH front wheel liner area for the wheel speed sensor.
Note3x clips, vehicles not equipped with ride-height sensor have 2x clips.
-
Connect the LH front wheel speed
sensor and body height sensor.
Note2x connectors.
-
Install the harness clips at outer
side of LH rail.
Note2x clips.
-
Connect LH acceleration sensor.
Note1x connector.
-
Connect the front harness connector
for the LH front end module harness.
Note1x locking connector.
-
Connect the front harness to the
CFM.
Note1x connector.
-
Connect the front harness connectors
for the RH side repeater and the camera.
Note2x connectors.
-
Connect RH pyrotechnic actuator
connector.
Note1x locking connector, Engage locking tab.
-
Install the front harness clip around
rear of RH front wheel liner area.
Note1x clip.
-
Install the front harness clips around
front of RH front wheel liner area.
Note2x clips.
-
Connect the RH front wheel speed
sensor harness connector.
Note1x connector.
-
Install the harness clips at outer
side of RH rail.
Note2x clips.
-
Connect RH front acceleration
sensor.
Note1x locking connector.
-
Connect the front harness connector
for the RH front carrier harness.
Note1x locking connector, engage locking tab.
-
Install front harness clip to the RH
front fascia mounting bracket.
Note1x clip.
-
Connect 12V harness for front
fascia.
Note1x connector, Engage the locking tab.
-
Connect pedestrian speaker.
Note1x connector, Engage locking tab.
-
Secure harness to pedestrian warning
speaker.
Note1x clip.
- Install the RH and LH front wheel arch liner. See Wheel Arch Liner - Front - LH (Remove and Replace).
- Install the RH and LH front wheel. See Wheel (Remove and Replace).
-
Lower vehicle until tires are touching
the ground.
NoteRaise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered.
- Install the RH and LH front wheel center cap. See Cap - Wheel (Remove and Replace).
-
Remove lift arms from below
vehicle.
NoteLower lift arms fully and remove from under vehicle as necessary.
-
Push vehicle away from lift.
NoteRecommend assistance, Note this vehicle can only be safely pushed for a very short distance and at very slow speed, Chock wheels.
-
Secure front harness clip to washer
tank.
Note1x clip.
-
Connect frunk connector to left body
controller.
Note1x connector, J8.
-
Connect front harness white connector
to LH body harness and clip to LH body controller.
Note1x connector, 1x clip.
-
Connect power cable from left body
controller.
Note1x connector, release locking tab.
- Install the front passenger knee airbag. See Airbag - Knee - Front Passenger (Remove and Replace)
-
Install screw and clips securing LH
footwell cover.
Note2x push clips, 1x screw, T20, 2.5 Nm.
-
Connect the front harness connectors
to RH side of car computer.
Note5x connectors.
-
Connect the front harness connector to
LH side of car computer.
Note1x connector.
-
Install the front harness to car
computer clips.
Note2x clips.
- Slide car computer into position on bulkhead.
-
Connect front harness connector to
right body controller.
Note1x connector, J8.
-
Connect black connector and secure to
right body controller.
Note1x connector, 1x clip.
- Connect 12V power. See 12V/LV Power (Disconnect and Connect).
-
Install power cable to right body
controller.
Note1x connector, Secure locking tab.
- Install the RH air wave duct. See Duct - Air Wave - RH (LHD) (Remove and Replace).
- Install the RH footwell duct. See Duct - Footwell - RH (LHD) (Remove and Replace).
- Install the glove box. See Glove Box - With Knee Airbags (Non-Heat Pump) (Remove and Replace).
-
Install clips securing RH footwell
assembly.
Note4x push clips.
- Install the RH lower A-pillar trim. See Trim - A-Pillar - Lower - LH (Remove and Replace).
- Install the main instrument panel decor. See Decor Trim - Instrument Panel - Main (Remove and Replace).
-
Install nuts securing car computer to
the bulkhead.
Note4x nyloc nuts, 13mm, 7.1 Nm, Install new nyloc nuts.
-
Install fresh air intake
assembly.
NoteSet clips on bulkhead studs.
- Install the wiper motor assembly. See Wiper Module (Remove and Replace).
- Install the 12V auxiliary battery. See12V/LV Battery (Remove and Replace).
- Install the underhood storage unit. See Underhood Storage Unit (Remove and Replace).
- Close hood.
- Close the front LH and front RH doors.