Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSVOLKSWAGEN2012JETTA TDI, 4D WAGON, STANDARD TRANSREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 72 (ELECTRIC DRIVE (SEDAN))93 ELECTRIC DRIVEHIGH VOLT BATTERYBATTERY REGULATION CONTROL MODULE, REPLACING
2012 Volkswagen Jetta TDI, 4D Wagon, Standard Trans
Battery Regulation Control Module, Replacing
2012 Volkswagen Jetta TDI, 4D Wagon, Standard TransSECTION Battery Regulation Control Module, Replacing
WARNING: This page is about a different variant/trim than selected.
-- Connect the Vehicle Diagnostic Tester.
-- Select Guided Functions .
-- Use the GO TO button to select the "function/component selection" and the following menu options one after the other:
- Body
- Electrical Equipment
- 01 - OBD-capable systems
- Hybrid battery management
- Hybrid battery management functions
- Battery regulation control module, replacing
RENDER: 1.0x
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.