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.
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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:
Note: The tires are allowed to rotate slowly
(under 3 mph or 5 km/h) and for a very short
distance (less than 30 feet or 10 meters) only
when Transport Mode is enabled while the vehicle is being
winched onto a flatbed truck or pulled out of
a parking space for repositioning. Exceeding
these bo
Remove
Open the LH doors.
Pull down to release the front and rear primary body seals from the LH
upper brightwork.
Note: It is not necessary to release the seals from the top
of the B-pillar applique.
Remove the push rivet and the screws (x10) that attach the LH upper
brightwor