Tesla Model 3: HV Battery Electrical Components
Tesla Model 3 2017-2025 Service Manual / Battery System / HV Battery Electrical Components
- Contactor - Fast Charge - HV Battery (Remove and Replace)
- Contactor - Negative - HV Battery (Remove and Replace)
- Contactor - Positive - HV Battery (Remove and Replace)
- Controller - High Voltage (Remove and Replace)
- DC Input Assembly - HV Battery (Remove and Replace)
- Fuse - A/C Compressor - HV Battery (Remove and Replace)
- Fuse - Cabin Heater - HV Battery (Remove and Replace)
- Fuse - Power Conversion System - HV Battery (Remove and Replace)
- Guide - Probing - HV Battery (Remove and Replace)
- Harness - AC Inlet - HV Battery (Remove and Replace)
- Harness - Penthouse - HV Battery (Remove and Replace)
- HV Battery Contactor Seize Check
- HV Header - HV Battery (Remove and Replace)
- Insulators - HV Battery (Install)
- Passthrough - DCDC - 12V (Remove and Replace)
- Power Conversion System (Remove and Replace)
- Pyrotechnic Battery Disconnect (Remove and Replace)
- Shunt - HV Battery (Remove and Replace)
READ NEXT:
Contactor - Fast Charge - HV Battery (Remove and Replace)
Contactor - Fast Charge - HV Battery - Remove
SPECIAL TOOLS
Ratchet, 1/4" Sq Dr, HV Insulated (1057602-00-A)
Ext Bar, Wobble, 1/4" Dr, HV Insulated (1057603-00-A)
Skt, 1/4" Sq Dr, 13mm, HV Insulated
SEE MORE:
Harness - Main Front (Remove and Replace)
Harness - Main Front- Remove
Remove
Open the front LH and front RH doors
Open the hood.
Place wheel chocks on both rear wheels.
Put vehicle in Neutral.
Disconnect 12V power. See 12V Power (Disconnect and Connect).
Remove the LH lower A-pillar trim. See Trim - A-Pillar - Lower - LH
(Remove
Maintenance Schedule
Service Intervals
Your vehicle should generally be serviced on
an as-needed basis. However, Tesla
recommends the following maintenance items
and intervals, as applicable to your vehicle, to
ensure continued reliability and efficiency of
your Model 3.
Brake fluid health check every 2 years
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