Tesla Model 3: ECU - Headlight - Install
Install
- Connect the LH headlight ECU connector, and then position the ECU onto
the headlight.
Note: Position the seal to the headlight ECU, if necessary.
Note: Align the electrical connector to the headlight ECU, and then
close the locking tab while pushing the connector into the headlight ECU.
Note: Make sure that the electrical connector and locking
tab are fully seated.
Note: Press the headlight ECU downward, and then turn it to align
the fastener holes and anti-rotating guides.
- Install the screws that attach the headlight ECU to the LH headlight
assembly. Torque
2.5 Nm
- Install the LH headlight assembly. See Headlight - LH (Remove and
Replace).
- Install the front fascia. See Fascia - Front (Remove and Install).
- Install the LH front wheel and the RH front wheel. See Wheel (Remove and
Install).
- Install the underhood storage unit. See Underhood Storage Unit (Remove
and Replace).
- Install the hood latch cover. See Cover - Hood Latch (Remove and Replace).
- Install the cabin intake duct. See Duct - Cabin Intake (Remove and
Replace).
- Install the rear underhood apron. See Underhood Apron - Rear (Remove and
Replace).
- If a new headlight ECU has been installed, update the vehicle firmware.
Otherwise, skip to the next step.
- Adjust the headlights. See Headlights - Adjust - NA (Wall Method).
Headlights - Adjust - EMEA (Tool Method)
Adjust Headlights Using a Headlight Tester
This procedure is under development and will be available soon.
READ NEXT:
Adjust Headlights Using a Wall
Apply Tape to Wall
Apply tape to a wall 23.6 in (60 cm) from the ground.
Apply tape to the floor 31.1 ft (9.5 m) from the wall.
Note: EU vehicles require a 1 to
Adjust Headlights Using a Headlight Tester
Park the vehicle on a level surface.
Make sure that all 4 tires are inflated to specification.
Open the front trunk hood.
On the touchscreen, enter h
Adjust Headlights Using a Wall
Position the vehicle for adjusting the headlights. The vehicle should be:
Located in a darkened area.
Parked on a level surface.
Perpendicular to a wall that ha
SEE MORE:
Remove
Remove the cowl screen panel. See
Panel - Cowl Screen (Remove and Replace).
Remove the 12V auxiliary battery. See
Battery - 12V (Remove and Replace).
Remove the 12V battery bracket. See
Bracket - 12V Battery (RWD) (Remove and Replace).
Remove the bolt that attaches the thermal h
Remove
Remove the glove box. See
Glove Box (LHD) (Remove and Replace).
Remove the RH footwell air duct from the HVAC module, and then remove
the duct from the vehicle.
Release the clips that attach the RH air wave duct to the cross car
beam, and then remove the duct from the cross