Lamps/Lighting - Exterior

900F-RIGHT HIGH BEAM CONTROL CIRCUIT LOW-BCM

For a complete wiring diagram Consult Diagrams/Electrical.

- When Monitored:
- With the Highbeam Headlamps activated.
- Set Condition:
- When the BCM detects a LOW condition.





Diagnostic Test

1. INTERMITTENT CONDITION
Turn the ignition on.
With the Scan Tool, clear all BCM DTC's.
Turn the Highbeam Headlamps on.
With the Scan Tool read the DTC information.
Does the Scan Tool read: 900F-RIGHT HIGH BEAM CONTROL CIRCUIT LOW-BCM?

Yes

- Go To 2

No

- The condition that caused the symptom is currently not present. Inspect the related wiring for a possible intermittent condition. Look for any chafed, pierced, pinched, or partially broken wires.
- Perform the BODY VERIFICATION TEST - VER 1. Verification Tests

2. RIGHT HIGHBEAM OUTPUT CIRCUIT
Turn the ignition off.
Disconnect the BCM C7 harness connector.
Disconnect the Right Headlamp harness connector.
Measure the resistance between ground and the Right Highbeam Output circuit.
Is the resistance below 5.0 ohms?

Yes

- Repair the Right Highbeam Output circuit for a short to ground condition.
- Perform the BODY VERIFICATION TEST - VER 1. Verification Tests

No

- Replace the Body Control Module (BCM).
- Perform the BODY VERIFICATION TEST - VER 1. Verification Tests