Communications

B210E-BATTERY VOLTAGE HIGH (TIPM)

For a complete wiring diagram consult Diagrams/Electrical.


- When Monitored:
With the ignition on.

- Set Condition:
Battery voltage greater than 16 volts for approximately 5 to 6 seconds.








Diagnostic Test


1. CHECK FOR ACTIVE DTC

NOTE: Make sure the Battery is in good condition. Using the Midtronics Battery Tester, test the Battery before continuing.


NOTE: Inspect the vehicle for after market accessories that may exceed the Generator System output.


NOTE: Make sure the generator drive belt is in good operating condition.


NOTE: Inspect the fuses in the TIPM. If an open fuse is found, use the wire diagram/schematic as a guide, inspect the wiring and connectors for damage.


NOTE: Check for active PCM DTCs. If any are found diagnose and repair the PCM DTC before proceeding with this test.

Using the appropriate tester/voltmeter measure battery voltage.
Battery voltage must be less than 16 Volts.
With the scan tool, erase DTC's.
Turn the ignition on.
With the scan tool, read active DTC's.
Does the scan tool display this DTC as active?

Yes


- Replace the Totally Integrated Power Module.
- Perform BODY VERIFICATION TEST - VER 1.Body Verification Test.


No


- Check the above conditions that can cause a high voltage condition. Repair as necessary.
- Perform the BODY VERIFICATION TEST - VER 1. Body Verification Test.