Tesla Model S: Module - Air Suspension - ECU (Remove and Replace)
Warning: If the 12V power supply is disconnected, do not attempt to open any doors with door glass in closed position. Failure to follow this instruction could result in door glass shatter.
Note: Before disconnecting the 12V power supply, ensure that the driver's door window is fully open. Failure to follow this instruction could result in vehicle lockout.
Removal
- Move the driver seat to its rearward most position.
- Disconnect 12V power.
- Rear wheel drive (RWD): Refer to procedure.
- Dual Motor: Refer to procedure.
- Remove the center console assembly (refer to procedure).
- Carefully peel back the carpet for access. Caution: Take care not to damage component(s).
- Remove the bolts (x3) that secure the air suspension mounting
bracket to the body (torque metal bracket 8 Nm; plastic bracket 2
Nm).
Note: The horizontal bolt might be obscured by an acoustic pad. If it is, carefully move the acoustic pad aside for access.
- Gently lift up on the bracket and disconnect the harnesses
connectors (x2) at the rear of the ECU.
- Carefully remove the ECU and bracket assembly from the dash assembly.
- Release the bolts (x3) that secure the bracket to the ECU.
Remove the ECU from the bracket
Installation procedure is the reverse of removal, except for the following:
- Run the Toolbox "Air Suspension Variant Coding" procedure.
-
Use Toolbox to update or redeploy the firmware:
- If the vehicle is not running the latest firmware, run the "Vehicle Firmware Update" procedure.
- If the vehicle is running the latest firmware, run the "Firmware Redeploy" procedure.
- Perform a ride height calibration (refer to procedure).
READ NEXT:
Module - Air Suspension - ECU (Remove and Install)
Warning: If the 12V power supply is disconnected, do
not attempt to open any doors with door glass in closed position.
Failure to follow this instruction could result in door glass
shat
Module - Air Suspension - ECU (RHD) (Remove and Replace)
Warning: If the 12V power supply is disconnected, do
not attempt to open any doors with door glass in closed position.
Failure to follow this instruction could result in door glass
shat
Module - Air Suspension - ECU (RHD) (Remove and Install)
Warning: If the 12V power supply is disconnected, do
not attempt to open any doors with door glass in closed position.
Failure to follow this instruction could result in door glass
shat
SEE MORE:
Hood Assembly (Remove and Install)
Removal
Remove the LH underhood apron for access (refer to procedure).
Remove the RH underhood apron for access.
Mark the installed position of the hood hinges to the body.
With assistance, support the weight of the hood.
Release the clips (x2) and disconnect the gas
Lane Assist
Model S monitors the markers on the lane you are
driving in as well as the surrounding areas for the
presence of vehicles or other objects.
When an object is detected in your blind spot or near
the side of Model S (such as a vehicle, guard rail, etc.),
the instrument panel displays colored line
