Amplifier (AMP)

B210E-BATTERY VOLTAGE HIGH



- When Monitored:
With the ignition on.

- Set Condition:
If the module detects that the battery voltage is greater 16.5 volts for one second.





1. CHECK FOR AN INTERMITTENT CONDITION
1. Turn the ignition on, then off, and then on again.
2. With the scan tool, read Amplifier DTCs.

Does the scan tool display active: B210E-BATTERY VOLTAGE HIGH?

Yes

- Go To 2

No

- Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals and poor pin fit.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

2. CHECK THE BATTERY VOLTAGE TO THE AMPLIFIER
1. With the scan tool in Data Display, read Amplifier battery voltage.

Is the battery voltage greater than 16.5 volts?

Yes

- Go To 3

No

- Replace the Amplifier.
- Perform the BODY VERIFICATION TEST. Body Verification Test.

3. CHECK FOR CHARGING SYSTEM RELATED DTCs IN THE ENGINE CONTROL MODULE (ECM)
1. With the scan tool in ECU View, select ECM and check for any Charging System related DTCs.

Does the scan tool display any Charging System related DTCs?

Yes

- Testing and Inspection Perform the appropriate diagnostic procedure.

No

- Replace the Amplifier.
- Perform the BODY VERIFICATION TEST. Body Verification Test.