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, AUTOMATICREPAIR AND DIAGNOSIS (SINGLE PAGE)ACCESSORIES & EQUIPMENTANTI-THEFT SYSTEMSPASSENGER DOOR MODULE (PDM) (DMFL/R) - ELECTRICAL DIAGNOSTICS
2009 Jeep Liberty Limited, 4WD, Automatic
Passenger Door Module (PDM) (DMFL/R) - Electrical Diagnostics
2009 Jeep Liberty Limited, 4WD, AutomaticSECTION Passenger Door Module (PDM) (DMFL/R) - Electrical Diagnostics
- Diagnostic Code Index
- DTC Troubleshooting
- B16A4-Passenger Window Switch Backlighting Circuit Low
- B16A5-Passenger Window Switch Backlighting Circuit High
- B1808-Passenger Door Lock/Unlock Switch Circuit Stuck Lock
- B185D-Passenger Window Switch Circuit Stuck
- B185F-Passenger Window Motor Control Circuit Low
- B1860-Passenger Window Motor Control Circuit High
- B1861-Passenger Window Motor Control Circuit Open
- B1863-Passenger Window Position Sensor Power Supply Low - RHD Only
- B1864-Passenger Window Position Sensor Power Supply High - RHD Only
- B1D12-Passenger Mirror Position Sensor Power Supply Circuit Low
- B1D13-Passenger Mirror Position Sensor Power Supply Circuit High
- B1D15-Passenger Mirror Vertical Position Sensor Input Circuit Low
- B1D16-Passenger Mirror Vertical Position Sensor Input Circuit High
- B1D18-Passenger Mirror Horizontal Position Sensor Input Circuit Low
- B1D19-Passenger Mirror Horizontal Position Sensor Input Circuit High
- B1D2B-Passenger Mirror Vertical Motor Control Circuit Low
- B1D2C-Passenger Mirror Vertical Motor Control Circuit High
- B1D2D-Passenger Mirror Vertical Motor Control Circuit Open
- B1D2F-Passenger Mirror Horizontal Motor Control Circuit Low
- B1D30-Passenger Mirror Horizontal Motor Control Circuit High
- B1D31-Passenger Mirror Horizontal Motor Control Circuit Open
- B1D37-Passenger Mirror Heater Control Circuit Low
- B1D38-Passenger Mirror Heater Control Circuit High
- B1E6B-Passenger Mirror Fold Control Circuit Low
- B1E6C-Passenger Mirror Fold Control Circuit High
- B210A-System Voltage Low
- B210B-System Voltage High
- B210D-Battery Voltage Low
- B210E-Battery Voltage High
- B21A1-Ecu Reset/Recovery Occurred
- B225D-Door Module Front Left Internal
- B225E Door Module Front Right Internal
- B2577-Passenger Window Not Calibrated/Lost Calibration - RHD Only
- B2581-Passenger Window Position Sensor(S) No Signal- RHD Only
- U0010-Can Interior Bus
- U0011-Can Interior Bus Off Performance
- U0141-Lost Communication With IPM (FCM/TIPM)
- U0155-Lost Communication With Cluster (CCN)
- U0159-Lost Communication With Parking Assist Control Module
- U0164-Lost Communication With HVAC Control Module
- U0167-Lost Communication With Intrusion Transceiver Control Module
- U0184-Lost Communication With Radio
- U0186-Lost Communication With Audio Amplifier
- U0196-Lost Communication With Vehicle Entertainment Control Module
- U0197-Lost Communication With Hands Free Phone Module
- U0203-Lost Communication With Door Module Front Left
- U0204-Lost Communication With Door Module Front Right
- U113D-Lost Communication With Master Power Window Switch
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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.