Tesla Model 3: Guide - Probing - HV Battery- Install
Install
- Wipe up any spilled coolant.
Caution: Spilled coolant can create an electrical path.
- Install the HV battery probing guide into the penthouse, and then fasten
the clips that attach the guide to the HV battery.
- Install the clip that attaches the HV battery penthouse harness to the
HV battery fast charge contactor.
- Install the power conversion system coolant output tube. See
Tube - Output - Coolant - Power Conversion System (Remove and Replace).
Caution:
Make sure that the coolant output tube is securely connected by firmly
pressing down on the fittings, verify that both clips have fully engaged the
barb on the power conversion system and battery flange, and then pull up on the
fittings to check retention.
- Perform a penthouse coolant leak test. See
Penthouse Coolant Leak Test.
- Connect the 12V auxiliary battery negative terminal only. Torque 6 Nm
Caution: Do not follow the procedure to
connect 12V power at this time
- Connect a 12V charger to the 12V auxiliary battery terminals.
- Refill the coolant. See
Penthouse Coolant (Drain and Refill).
- On the touchscreen, touch Controls > Safety & Security > Vehicle Power >
Power Off.
- Disconnect the 12V charger from the 12V auxiliary battery terminals.
- Disconnect the 12V auxiliary battery negative terminal.
- Install the HV battery negative contactor. See
Contactor - Negative - HV Battery (Remove and Replace).
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SPECIAL TOOLS
Resistance meter, microohm, Hioki RM 3548 (1076927-00-A)
Warning:
Only technicians who have been trained in High Voltage Awareness are
permitted to perform this procedure. Proper per
Install
Use an IPA wipe to clean the mating surfaces of the positive ring
terminal to the positive busbar, and the negative ring terminal to the
negative busbar.
Install the HV battery fast
SEE MORE:
Remove
Remove the wheel. See Wheel (Remove and Install).
Place the wheel on the tire changer, with the
outside of the wheel facing up.
Insert the center cl
Apply isopropyl alcohol to the general area of the defect, and then wipe
the area with a clean microfiber towel.
While wearing a nitrile glove, run hand over the area around the dirt
inclusion and check for fine bumps in the paint.
If bumps are detected, perform clay treatment on the