Antilock Brake Module (ABS)

C2101-BATTERY VOLTAGE HIGH





For a complete wiring diagram, refer to the Wiring Information.

- When Monitored:
Ignition on and no system undervoltage DTC active.

- Set Condition:
If the sensed ignition voltage is greater than 16.5 volts for 100 msec.





1. CHARGING SYSTEM DTCs PRESENT
1. Ignition on, engine not running.
2. With the scan tool, read DTCs in the PCM.

Are there any Charging System or related voltage DTCs present?

Yes

- Perform the appropriate Charging System DTC diagnostic procedures before continuing with this test Testing and Inspection.

No

- Go To 2

2. DTC IS ACTIVE
1. Ignition on, engine not running.
2. With the scan tool, record and erase DTCs.
3. Turn ignition off to the lock position.
4. Start the engine.
5. With the scan tool, read DTCs.

Is the status Active for this DTC?

Yes

- Replace the Anti-lock Brake System (ABS) Module.
- Perform the ABS VERIFICATION TEST. ABS Verification Test.

No

- Perform ABS INTERMITTENT TEST. ABS Intermittent Condition Test.