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 MANUALSJEEP2009LIBERTY LIMITED, 4WD, PART TIMEREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESCABIN COMPARTMENT NODE (CCN) - ELECTRICAL DIAGNOSTICSDTC TROUBLESHOOTINGB10BC-RIGHT HEATED SEAT SWITCH INPUT CIRCUIT STUCKDIAGNOSTIC TEST
2009 Jeep Liberty Limited, 4WD, Part Time
Diagnostic Test
2009 Jeep Liberty Limited, 4WD, Part TimeSECTION Diagnostic Test
- INSPECT SWITCH BANK FOR DAMAGE NOTE: Diagnose and repair all Local Interface Network (LIN) bus related Diagnostic Trouble Codes (DTCs) before performing this test procedure.
- Turn the ignition off.
- Inspect the Switch Bank for damage.
Is the Switch Bank damaged?
Yes
- Replace the Switch Bank in accordance with the Service Information.
- Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
No
- Go to step 2
- INSPECT FOR OBJECT OR SUBSTANCE CAUSING RIGHT HEATED SEAT SWITCH TO STAY OR STICK IN A PUSHED POSITION
- Inspect the Right Heated Seat switch for anything that would cause it to stay or stick in a pushed position.
Is anything present that would cause the Right Heated Seat switch to stay or stick in a pushed position?
Yes
- Repair as necessary.
- Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
No
- Go to step 3
- Inspect the Right Heated Seat switch for anything that would cause it to stay or stick in a pushed position.
- TEST FOR INTERMITTENT CONDITION
- Turn the ignition on.
- With the scan tool, record and erase DTCs.
- Press and release the Right Heated Seat switch several times and then wait 10 seconds.
- With the scan tool, read DTCs.
Does the scan tool display DTC B10BC-RIGHT HEATED SEAT SWITCH INPUT CIRCUIT STUCK?
Yes
- Replace the Switch Bank in accordance with the Service Information.
- Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - Standard Procedure .
No
- Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
- Perform the BODY VERIFICATION TEST. Refer to DTC-Based Diagnostics/MODULE, Totally Integrated Power (TIPM) - 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.