B210B

B210B- BUSSED IGNITION VOLTAGE HIGH

For a complete wiring diagram Consult Diagrams/Electrical.

- When Monitored:
With the ignition on.

- Set Condition:
This DTC will set if the module identifies system voltage is high.





Diagnostic Test

1. VERIFY THE DTC IS ACTIVE
NOTE: Diagnose any related Powertrain DTCs before continuing.

Turn the ignition switch on.
With a scan tool, read and record DTCs.
With the scan tool, clear DTCs.
Turn the ignition switch off, and then on.
Using the scan tool, read DTCs.
Does the scan tool display this DTC as active?

Yes

- Go To 2

No

- The condition that caused this symptom is currently not present. Check for an intermittent condition by inspecting the related wiring harness for chafed, pierced, pinched, and partially broken wires. Also, inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals. Repair as necessary.
- Perform *AIRBAG VERIFICATION TEST. Airbag System Verification Test

2. CHECK CAN INTERIOR BUS (125K) (-) CIRCUIT FOR A SHORT TO VOLTAGE
Turn the ignition off.
Disconnect the Passenger Seat Assembly harness connector.
Using a volt meter measure the voltage on the CAN Interior BUS (-) circuit in the Passenger Seat Assembly harness connector.
Is there any voltage present?

Yes

- Repair the CAN Interior BUS (-) circuit for a short to voltage.
- Perform *AIRBAG VERIFICATION TEST. Airbag System Verification Test

No

- Replace the Passenger Seat Assembly.
- Perform *AIRBAG VERIFICATION TEST. Airbag System Verification Test