Diagnostic Test

2011 Jeep Compass Base, 2.0 A, StandardSECTION Diagnostic Test
  1. INTERMITTENT CONDITION 
    1. Turn the ignition on.
    2. With the scan tool, clear all TIPM DTCs.
    3. Turn the Highbeam Headlamps on.
    4. With the scan tool read the DTC information.

      Does the scan tool read: B1637-RIGHT HI BEAM 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. Refer to Standard Procedure .
  2. (L34) RIGHT HIGHBEAM OUTPUT CIRCUIT 
    Fig 1: Measuring Resistance Between Ground & Right High Beam Output Circuit
    GC0100130Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the TIPM C4 harness connector.
    3. Disconnect the Right Highbeam Lamp harness connector.
    4. Measure the resistance between ground and the Right Highbeam Output circuit.

      Is the resistance below 5.0 Ohms?

      Yes 

      • Repair the (L34) Right Highbeam Output circuit for a short to ground condition.
      • Perform the BODY VERIFICATION TEST. Refer to Standard Procedure .

      No 

      • Replace the Totally Integrated Power Module (TIPM) in accordance with the service information.
      • Perform the BODY VERIFICATION TEST. Refer to Standard Procedure .
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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.