Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSJEEP2009COMPASS LIMITED, ED3, AWD, AUTOMATIC CVTREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESDTCS B163C TO B2112 (TIPM)B1660-FRONT FOG LAMP CONTROL CIRCUIT HIGHDIAGNOSTIC TEST

2009 Jeep Compass Limited, ED3, AWD, Automatic CVT

Diagnostic Test

2009 Jeep Compass Limited, ED3, AWD, Automatic CVTSECTION Diagnostic Test

INTERMITTENT CONDITION
1. Turn the ignition on.
2. With the scan tool, clear all TIPM DTCs.
3. Turn the Front Fog Lamps on.
4. With the scan tool read the DTC information.
  Does the scan tool read: B1660-FRONT FOG LAMP CONTROL CIRCUIT HIGH?
  
  Yes
  - Go to step 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. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
FRONT FOG LAMP BULBS
1. Turn the ignition off.
2. Inspect the Left and Right Front Fog Lamp Bulb Assemblies.
  Are the inoperative bulbs OK?
  
  Yes
  - Go to step 3
  No
  - Replace the Inoperative bulb(s) in accordance with the service information.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
(L89)(L90) FRONT FOG LAMP CONTROL CIRCUIT OPEN

Fig 1: Checking Front Fog Lamp Control Circuit For Open Condition
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Disconnect the TIPM C11 harness connector.
3. Disconnect the Left and Right Front Fog Lamp harness connectors.
4. Measure the resistance of the (L89)(L90) Front Fog Lamp Control circuit.
  Is the resistance above 5.0 Ohms?
  
  Yes
  - Repair the (L89)(L90) Front Fog Lamp Control circuit for an open condition.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
  No
  - Go to step 4
(L89)(L90) FRONT FOG LAMP CONTROL CIRCUIT SHORTED TO VOLTAGE

Fig 2: Checking Front Fog Lamp Control Circuit For Short To Voltage
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Disconnect the TIPM C11 harness connector.
3. Disconnect the Left and Right Front Fog Lamp harness connectors.
4. Turn the ignition on.
5. Measure for voltage on the (L89)(L90) Front Fog Lamp Control circuit.
  Is the voltage above 10.0 volts?
  
  Yes
  - Repair the (L89)(L90) Front Fog Lamp Control circuit for a short to voltage condition.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
  No
  - Replace the Totally Integrated Power Module (TIPM) in accordance with the service information.
  - Perform the BODY VERIFICATION TEST. See DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.