Tesla Model 3: Controller - High Voltage (Remove and Replace)
Tesla Model 3 2017-2024 Service Manual / Battery System / HV Battery Electrical Components / Controller - High Voltage (Remove and Replace)
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Controller - High Voltage- Remove
Warning: Only technicians who have been trained in High Voltage
Awareness are permitted to perform this procedure. Proper personal protective
equipment (PPE) and insulating HV gloves with a minimu
Controller - High Voltage- Install
Install
If a new 4-bolt high voltage controller is replacing an old 5-bolt high
voltage controller, perform these additional steps to retrofit a 28-bolt
penthouse cover with an aluminum retrofit
SEE MORE:
Brake Pad Kit - Rear (Sport Brakes) - Remove
Remove
Raise and support the vehicle. See Raise Vehicle - 2
Post Lift.
Remove the LH and RH rear wheels. See Wheel (Remove
and Install).
Use Toolbox to place the vehicle into EPB Service
Mode. See Release Parking Brake Using Toolbox
Airbag - Knee - Front Passenger (Remove and Replace)
Remove
Remove the 2nd row lower seat cushion. See Seat Cushion - Lower - 2nd
Row (Remove and Replace).
Remove the rear underhood apron. See Underhood Apron - Rear (Remove and
Replace).
Disconnect 12V power. See 12V Power (Disconnect and Connect).
Remove the passenger footwell cover. See C
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