C2101 Volkswagen Battery Voltage High
Possible causes
– Faulty Engine Control Module (ECM)
– Vehicle battery
– Vehicle charging system
– Faulty Anti-Lock Brake System (ABS) Module
– Vehicle battery
– Vehicle charging system
– Faulty Anti-Lock Brake System (ABS) Module
Symptoms
– ABS Warning Light ON
C2101 Volkswagen OBD Code Description
Anti-Lock Brake (ABS) Module detects system voltage is above 17 volts.
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