Diagnostic Test

Turn the ignition on.

With the Scan Tool, clear all TIPM DTC's.

Turn the Front Fog Lamps on.

With the scan tool, read the DTC information.

Does the Scan Tool read: B1661-FRONT FOG LAMP CONTROL CIRCUIT OPEN? 

Yes 

1. Go to Step 2.

No 

1. 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.
2. Perform the BODY VERIFICATION TEST - VER 1 .

Turn the ignition off.

Inspect the Left and Right Front Fog Lamp Bulb Assemblies.

Are the inoperative bulbs OK? 

Yes 

1. Go to Step 3.

No 

1. Replace the Inoperative bulb(s) in accordance with the service information.
2. Perform the BODY VERIFICATION TEST - VER 1 .

Turn the ignition off.

Disconnect the TIPM C11 harness connector.

Disconnect the Left and Right Front Fog Lamp harness connectors.

Measure the resistance of the (L89) (L90) Front Fog Lamp Control circuit.

Is the resistance above 5.0 ohms? 

Yes 

1. Repair the (L89) (L90) Front Fog Lamp Control circuit for an open condition.
2. Perform the BODY VERIFICATION TEST - VER 1 .

No 

1. Replace the Totally Integrated Power Module (TIPM) in accordance with the service information.
2. Perform the BODY VERIFICATION TEST - VER 1 .