B163B

B163B-FRONT LEFT TURN CONTROL CIRCUIT LOW

For a complete wiring diagram consult Diagrams/Electrical.








Diagnostic Test


1. INTERMITTENT CONDITION
Turn the ignition on.
With the Scan Tool, clear all TIPM DTC's.
Turn the Left Turn Signals on.
With the Scan Tool read the DTC information.
Does the Scan Tool read: B163B-FRONT LEFT TURN CONTROL CIRCUIT LOW?

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.Body Verification Test




2. LEFT FRONT TURN SIGNAL BULB
Turn the ignition off.
Inspect the Left Front Turn Signal Bulb assembly for a short condition.
Is the inoperative bulb OK?

Yes


- Go To 3


No


- Replace the inoperative bulb.
- Perform the BODY VERIFICATION TEST - VER 1.Body Verification Test




3. L61 FRONT LEFT TURN SIGNAL CONTROL CIRCUIT
Turn the ignition off.
Disconnect the TIPM C5 connector.
Measure the resistance between ground and the (L61) Front Left Turn Signal Control circuit.
Is the resistance below 5.0 ohms?

Yes


- Go To 4


No


- Repair the (L61) Front Left Turn Signal Control circuit for a short to ground.
- Perform the BODY VERIFICATION TEST - VER 1.Body Verification Test




4. TOTALLY INTEGRATED POWER MODULE
Turn the ignition off.
Disconnect the TIPM C5 connector.
Measure the resistance between ground and the (L61) Front Left Turn Signal Control circuit in the TIPM.
Is the resistance below 5.0 ohms?

Yes


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


No


- Test Complete.
- Perform the BODY VERIFICATION TEST - VER 1.Body Verification Test