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• When Monitored: • With the Front Fog Lamps activated. • Set Condition: • When the TIPM detects a HIGH condition. Possible Causes (L89)(L90) FRONT FOG LAMP CONTROL CIRCUIT OPEN (L89)(L90) FRONT FOG LAMP CONTROL CIRCUIT SHORTED TO VOLTAGE LEFT AND/OR RIGHT FRONT FOG LAMP BULBS TOTALLY INTEGRATED POWER MODULE Diagnostic Test 1. INTERMITTENT CONDITION 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: B1660-FRONT FOG LAMP CONTROL CIRCUIT HIGH? 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. (Refer to 8 - ELECTRICAL/ELECTRONIC CON- 2. FRONT FOG LAMP BULBS Turn the ignition off. Inspect the Left and Right Front Fog Lamp Bulb Assemblies. Are the inoperative bulbs OK? Yes >> Go To 3 No >> Replace the Inoperative bulb(s) in accordance with the service information. Perform the BODY VERIFICATION TEST - VER 1. (Refer to 8 - ELECTRICAL/ELECTRONIC CON- PM LAMPS/LIGHTING - EXTERIOR - ELECTRICAL DIAGNOSTICS 8L - 49 |