2026-04-29
Remove and Clean Radiator (Heat Pump) (Maintenance)
Correction code
18301200
1.14
NOTE: Unless otherwise explicitly stated in the procedure, the correction code and FRT listed above 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.
NOTE: See Personal Protection to make sure you
are wearing proper PPE when performing the procedure below.
NOTE: See Ergonomic Precautions for safe and healthy working practices.
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.
- 2026-04-21: Released new procedure.
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Raise and support vehicle
NoteEnsure vehicle is not charging
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Open LH front door
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Lower LH front window
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Open hood
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Remove rear underhood apron
Note14x clips
- Run ODIN routine PROC_ICE_X_ENTER-SERVICE-MODEvia Toolbox:(link)
- Run ODIN routine
- Run ODIN routine
- Run ODIN routine PROC_VCFRONT_X_START-THERMAL-FILL-DRAIN-COOLANTvia Toolbox:(link)
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Power off vehicle from center display
NoteVia Controls > Safety > Power Off, Select Power Off button at warning dialogue box
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Disconnect LV battery and first responder loop
Note2x connectors, Ensure that one minute has passed after window movement before performing the power-off, Release green locking tab, Press black tab then pull black connector lock outwards to release connection, Release red lock tab on FRL, Allow 2 minutes for all electrical circuits to fully discharge
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Remove fresh air gutter assembly
Note3x clips
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Remove access panel from frunk assembly
Note3x clips, 1x connector, 3x guide tabs, Frunk safety switch, Grasp access panel at top and pull it back to release clips, Disconnect switch
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Release frunk service panel
Note3x clips, Pull towards front of vehicle to release, if equipped
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Remove bolts securing frunk assembly from body
Note4x bolts, 10mm, 5 Nm
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Remove frunk assembly from vehicle
Note8x clips, 3x location pins, Replace any clips if broken or missing
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Remove ambient temperature sensor cover from active grille shutter
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Disconnect ambient temperature sensor connector
Note1x connector
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Disconnect active grille shutter actuator connector
Note1x connector, Do not push down on red tab, Pull red tab to disengage lock, Pull again to release connector
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Remove bolts securing frunk reinforcement assembly
Note2x bolts, 10mm, 16 Nm
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Remove frunk reinforcement from cooling fan module assembly
NoteSlide the frunk reinforcement towards rear of vehicle
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Raise vehicle fully and lower lift onto locks
NoteSet vehicle to comfortable working height, Ensure an audible click of locks on both sides is heard before lowering, Vehicle may tilt to the side if both locks are not engaged
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Remove bolts securing front aero shield
Note7x bolts, 10mm, 5 Nm
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Remove front aero shield from studs
Note2x nuts, 15mm, 5 Nm
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Remove clips securing LH front wheel liner to lower valance
Note3x push clips
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Remove nut securing lower valance to LH side of inner fascia
Note1x nut, 10mm, 3 Nm
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Remove clips securing RH front wheel liner to lower valance
Note3x push clips
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Remove nut securing lower valance to RH side of inner fascia
Note1x nut, 10mm, 3 Nm
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Release super horn harness
Note1x connector, 1x clip, Pull tab to disengage lock, then release connector, Speaker is located behind RH wheel liner, Connector access may vary depending on revision
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Remove bolts securing front valance to front fascia and remove front valance
Note8x bolts, T40, 3 Nm, Newer vehicles are equipped with 6x bolts, T40, 3 Nm, and 2x bolts, 10mm, 3 Nm
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Place coolant drain container below LH front of vehicle
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Disconnect radiator inlet hose
Note1x spring clip, Plug hose and radiator
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Place coolant drain container below RH front of vehicle
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Disconnect radiator outlet hose
Note1x spring clip, Plug hose and radiator
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Remove coolant drain container from underneath vehicle
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Disconnect cooling fan module connector
Note1x connector, Disconnect this after coolant hose is capped to avoid coolant damaging connector
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Remove LH bolt securing bottom of condenser fan module to ankle catcher
Note1x bolt, 8mm, 10 Nm, Hold condenser fan module to ease removal of bolt
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Remove RH bolt securing bottom of condenser fan module to ankle catcher
Note1x bolt, 8mm, 10 Nm, Hold condenser fan module to ease removal of bolt
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Remove cooling fan module assembly from vehicle
NoteRecommend assistance
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Remove active grill shutter assembly
Note14x locking tabs, Release locking tabs securing active grill shutter to cooling fan and shroud assembly
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Remove radiator from cooling fan module assembly
Note2x locking tab, 2x holding mount, Release upper and lower locking tabs securing radiator to cooling fan and shroud assembly then draw out from holding mount, If new radiator assembly is found without stone guard follow Stand Alone procedure 18302500402If found with stone guard follow Stand Alone procedure
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Remove thermal foam liner
Note3x foam strips
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Remove stone guard
Note2x clips, 2x datums
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Clean debris from radiator
NoteVacuum both sides of radiator, Do not damage fins of radiator
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Clean radiator with compressed air
NoteClean both sides of radiator with compressed air, Do not damage fins of radiator
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Install stone guard
Note2x clips, 2x datums
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Install thermal foam liner
Note3x foam strips
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Install radiator to cooling fan module assembly
Note2x locking tab, 2x holding mount, Draw in holding mount then install upper and lower locking tabs securing radiator to cooling fan and shroud assembly
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Install active grill shutter assembly
Note14x locking tabs
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Install cooling fan module assembly into vehicle
Note2x bolts, 8mm, 10 Nm, Recommend assistance to support the cooling fan module assembly and hand-tighten install LH and RH bolts, Torque at later step
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Install RH bolt securing bottom of condenser fan module to ankle catcher
Note1x bolt, 8mm, 10 Nm, Gently lift condenser fan module to position into place and install bolt
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Install LH bolt securing bottom of condenser fan module to ankle catcher
Note1x bolt, 8mm, 10 Nm, Gently lift condenser fan module to position into place and install bolt
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Position coolant drain container below RH front of vehicle
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Install radiator outlet hose
Note1x spring clip, Remove plugs from both ends of the coolant connection, Perform push-pull-push test to make sure hose is fully seated
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Position coolant drain container below LH front of vehicle
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Install radiator inlet hose
Note1x spring clip, Remove plugs from both ends of the coolant connection, Perform push-pull-push test to make sure hose is fully seated
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Remove coolant drain container from underneath vehicle
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Connect cooling fan module connector
Note1x connector
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Position front valance to front fascia and install bolts securing front valance to front fascia
Note8x bolts, T40, 3 Nm, Newer vehicles are equipped with 6x bolts, T40, 3 Nm and 2x bolts, 10mm, 3 Nm
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Secure super horn harness
Note1x connector, 1x clip, Engage locking tab
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Install nut securing lower valance to LH side of inner fascia
Note1x nut, 10mm, 3 Nm
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Install clips securing LH front wheel liner to lower valance
Note3x push clips
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Install nut securing lower valance to RH side of inner fascia
Note1x nut, 10mm, 3 Nm
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Install clips securing RH front wheel liner to lower valance
Note3x push clips
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Position front aero shield onto vehicle and secure with two nuts
Note2x nuts, 15mm, 5 Nm, Hand-tighten the nuts to temporarily hold the panel in place then torque to specification
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Install front aero shield bolts
Note7x bolts, 10mm, 5 Nm, Apply Loctite 222 onto bolts before installing
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Lower vehicle fully
NoteRaise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered
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Install frunk reinforcement onto cooling fan module assembly
NotePosition CFM mounts onto tabs on CFM
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Install bolts securing frunk reinforcement
Note2x bolts, 10mm, 16 Nm
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Connect ambient temperature sensor connector
Note1x connector
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Install ambient temperature sensor cover to active grille shutter
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Connect active grille shutter actuator connector
Note1x connector, Engage locking tab
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Remove coolant bottle cap
Note(*Use this step for Model 3 Heat pump vehicles)
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Place empty coolant container into front storage area
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Fill container with coolant
NoteDo not draw in air during fill process, For RWD, The entire system requires coolant is 15L, for AWD, The entire system requires coolant is 18L
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Place filled coolant container into front storage area
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Place refill hose inside filled coolant container
NoteMake sure hose end is fully submerged into coolant
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Install coolant reservoir adapter cap
onto coolant bottle assembly
Note(*Use step for Model 3 with Heat Pump & NV35) 1x adapter cap, Adapter found in Vacuum Refill kit, turn clockwise to tighten cap onto coolant bottle
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Setup vacuum refill tool
NoteVerify all valves on refill tool are in the closed position, See image for clarity
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Connect vacuum refill hose to refill cap on coolant bottle
NotePerform push-pull-push test to verify hose is fully engaged (*Use this step for Model 3 Heat Pump vehicles)
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Position overflow hose into empty container
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Connect shop air supply to coolant refill tool
NoteIf not already done, Verify refill valve is set to off
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Open air inlet valve to draw a vacuum, Once gauge stabilizes, Fully close valve
NoteGauge stabilizes roughly (60-70 cmHg), Vacuum should not drop after the valves are closed
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Monitor gauge for 30 seconds to verify vacuum is maintained in cooling system
NoteIf vacuum is not maintained there may be a leak in the cooling system, Verify no loose connections or fittings on vacuum refill tool causing vacuum leak
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Slowly open coolant refill valve to allow coolant to be drawn into coolant refill hose, Close valve when hose is full of coolant
NoteThis purges trapped air from the hose
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Once gauge reads zero, close refill valve
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Disconnect shop air supply from coolant refill tool
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Remove coolant refill hose from coolant container
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Remove coolant overflow hose from coolant container
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Disconnect vacuum refill hose from refill cap on coolant bottle
Note(*Use this step for Model 3 Heat Pump procedures)
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Remove coolant refill tool from vehicle
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Remove both coolant containers from underhood area
Note(*Use this step for NV35 vehicles)
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Connect first responder loop and LV battery
Note2x connectors, Secure FRL first, Seat LV battery connection and push black connector lock inwards to secure, Engage green locking tab when fully seated
- Run ODIN routine
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Run ODIN routine
PROC_VCFRONT_X_STOP-THERMAL-FILL-DRAINvia Service Mode:
- Thermal ➜ Actions ➜ Stop Thermal Fill/Drain
- Thermal ➜ Coolant System ➜ Stop Coolant Fill/Drain
- Thermal ➜ Refrigerant System ➜ Stop Refrigerant Fill/Drain
- Drive Inverter ➜ Front Drive Inverter Replacement ➜ Stop Fluid Fill/Drain
- Drive Inverter ➜ Rear Drive Inverter Replacement ➜ Stop Fluid Fill/Drain
- Drive Inverter ➜ Rear Left Drive Inverter Replacement ➜ Stop Fluid Fill/Drain
- Drive Inverter ➜ Rear Right Drive Inverter Replacement ➜ Stop Fluid Fill/Drain
- Drive Unit ➜ Front Drive Unit Replacement ➜ Stop Coolant Fill/Drain
- Drive Unit ➜ Rear Drive Unit Replacement ➜ Stop Coolant Fill/Drain
- Run ODIN routine TEST_VCFRONT_X_THERMAL-COOLANT-AIR-PURGE-STARTvia Toolbox:(link)
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Inspect coolant level and top off as necessary
NoteEnsure that fluid level is at Max line
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Install coolant bottle cap
Note(*Use this step for Model 3 Heat Pump vehicles)
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Run ODIN routine
TEST-SELF_VCFRONT_X_THERMAL-PERFORMANCEvia Service Mode:Thermal ➜ Actions ➜ Test Thermal Performancevia Service Mode Plus:
- Drive Inverter ➜ Front Drive Inverter Replacement ➜ Thermal System Test
- Drive Inverter ➜ Rear Drive Inverter Replacement ➜ Thermal System Test
- Drive Inverter ➜ Rear Left Drive Inverter Replacement ➜ Thermal System Test
- Drive Inverter ➜ Rear Right Drive Inverter Replacement ➜ Thermal System Test
- Drive Unit ➜ Front Drive Unit Replacement ➜ Thermal System Test
- Drive Unit ➜ Rear Drive Unit Replacement ➜ Thermal System Test
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Run ODIN routine
TEST-SELF_VCFRONT_X_THERMAL-PERFORMANCEvia Service Mode:Thermal ➜ Actions ➜ Test Thermal Performancevia Service Mode Plus:
- Drive Inverter ➜ Front Drive Inverter Replacement ➜ Thermal System Test
- Drive Inverter ➜ Rear Drive Inverter Replacement ➜ Thermal System Test
- Drive Inverter ➜ Rear Left Drive Inverter Replacement ➜ Thermal System Test
- Drive Inverter ➜ Rear Right Drive Inverter Replacement ➜ Thermal System Test
- Drive Unit ➜ Front Drive Unit Replacement ➜ Thermal System Test
- Drive Unit ➜ Rear Drive Unit Replacement ➜ Thermal System Test
- Run ODIN routine PROC_ICE_X_EXIT-SERVICE-MODEvia Toolbox:(link)
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Position frunk assembly to vehicle
Note8x clips, 3x locator pins, Ensure clips are aligned at thermal beam, Replace any clips if broken or missing
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Install bolts securing frunk assembly
Note4x bolts, 10mm, 5 Nm, Number of bolts may vary depending on build date
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Install frunk service panel
Note3x clips, Push towards rear of vehicle to secure, if equipped
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Install access panel to frunk assembly
Note3x clips, 1x connector, Frunk safety switch, 3x guide tabs, Align 3x tabs then push forward to secure clips
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Install fresh air gutter assembly
Note3x clips
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Install rear underhood apron
Note14x clips, Hold rear wall of frunk to keep from flexing while engaging front clips
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Close hood
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Raise LH front window
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Close LH front door
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Remove lift arms from below vehicle
NoteLower rack arms fully and remove them from under vehicle