Tesla Model 3: ECU - Headlight - Remove

Remove
- Raise and support the vehicle. See Raise Vehicle - 2 Post Lift.
- Remove the rear underhood apron. See Underhood Apron - Rear (Remove and
Replace).
- Remove the cabin intake duct. See Duct - Cabin Intake (Remove and
Replace).
- Remove the hood latch cover. See Cover - Hood Latch (Remove and Replace).
- Remove the underhood storage unit. See Underhood Storage Unit (Remove
and Replace).
- Remove the LH front wheel and the RH front wheel. See Wheel (Remove and
Install).
- Remove the front fascia. See Fascia - Front (Remove and Install).
- Remove the LH headlight assembly. See Headlight - LH (Remove and Replace).

- Remove the screws that attach the headlight ECU to the LH headlight
assembly.

- Release the electrical connector that connects the headlight ECU to the
LH headlight assembly, and then remove the headlight ECU from the LH
headlight assembly. Remove the seal from the headlight assembly, if
necessary.

Note: Release the locking tab, and then pry the electrical
connector with a flat head screwdriver.

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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 t
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
SEE MORE:
Maintenance Service
Maintenance Service and Intervals
Note: Use this information to determine the maintenance
procedures and intervals that Tesla recommends.
Brake Fluid Check
Check the condition of the brake fluid every 2 years.
Brake Fluid Flush
Perform the brake fluid flush when the brake fluid
This section discusses several facets of car maintenance for long-term and optimal performance. This is a suggested maintenance plan for the Model 3, along with information on when to schedule frequent servicing and what has to be done at each visit. Owners can remain on top of routine maintenance w