Tesla Model 3: Harnesses
Tesla Model 3 2017-2026 Service Manual / Electrical / Harnesses
- Busbar - DCDC Ground (Remove and Replace)
- Harness - 12V Battery Ground (Remove and Replace)
- Harness - 12V Battery Positive (Remove and Replace)
- Harness - Body - LH (Remove and Replace)
- Harness - Body - RH (Remove and Replace)
- Harness - Door - Front - LH (Remove and Replace)
- Harness - Door - Rear - LH (Remove and Replace)
- Harness - Drive Unit - Front (Remove and Replace)
- Harness - Headliner (Remove and Replace)
- Harness - Instrument Panel (Remove and Replace)
- Harness - Main Front (Remove and Replace)
- Harness - Subframe - Rear (Remove and Replace)
- Harness - Thermal Beam (Remove and Replace)
- Harness - Trunk (Remove and Replace)
- Harness - Windshield (Remove and Replace)
READ NEXT:
Busbar - DCDC Ground (Remove and Replace)
Remove
Disconnect 12V power. See
12V Power (Disconnect and Connect).
Remove and discard the nut that attaches the DCDC ground busbar to the
HV battery at the DCDC passthrough.
Remove
Harness - 12V Battery Ground (Remove and Replace)
Harness - 12V Battery Ground-Remove
Remove
Remove the cowl screen panel. See
Panel - Cowl Screen (Remove and Replace).
Remove and discard the nut that attaches the front harness ground wire
SEE MORE:
Actuator - 5-Way Valve (Dual Motor) (Remove and Replace)
SPECIAL TOOLS
Kit, Svc Plug, Cooling Hose, Model 3 (1135762-00-A)
Wrench, Diverter Valve, Model 3 (1447556-00-A)
Remove
Remove the superbottle. See Superbottle (Dual Motor) (Remove and
Replace).
Remove the screws that attach the 5-way valve actuator to the 5-way
valve cover.
Remove
Gearbox - Rear Drive Unit (Remove and
Replace)
Remove
Remove the rear drive unit
inverter. See
Inverter - Rear Drive Unit
(Remove and Install).
Setup the gantry to support
the gearbox motor assembly.
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