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 MANUALSJEEP2009GRAND CHEROKEE LIMITED, 3.7 K, AWDREPAIR AND DIAGNOSISGENERAL INFORMATIONDTC INDEXMEMORY SEAT MODULE (MSMD) - ELECTRICAL DIAGNOSTICS
2009 Jeep Grand Cherokee Limited, 3.7 K, AWD
Memory Seat Module (MSMD) - Electrical Diagnostics
2009 Jeep Grand Cherokee Limited, 3.7 K, AWDSECTION Memory Seat Module (MSMD) - Electrical Diagnostics
| DTC | Description |
|---|---|
| B1D56 | ADJUSTABLE PEDAL SENSOR CIRCUIT LOW |
| B1D57 | ADJUSTABLE PEDAL SENSOR CIRCUIT HIGH |
| B1D5B | ADJUSTABLE PEDAL SWITCH CIRCUIT PERFORMANCE |
| B1D5C | ADJUSTABLE PEDAL SWITCH CIRCUIT STUCK FORWARD |
| B1D5D | ADJUSTABLE PEDAL SWITCH CIRCUIT STUCK REARWARD |
| B1D62 | POWER SEAT SWITCH STUCK |
| B1D63 | POWER SEAT SWITCH OPEN |
| B1D67 | ADJUSTABLE PEDAL CONTROL CIRCUIT PERFORMANCE |
| B1D6D | SEAT HORIZONTAL POSITION SENSOR CIRCUIT LOW |
| B1D6E | SEAT HORIZONTAL POSITION SENSOR CIRCUIT HIGH |
| B1D71 | SEAT FRONT VERTICAL POSITION SENSOR CIRCUIT LOW |
| B1D72 | SEAT FRONT VERTICAL POSITION SENSOR CIRCUIT HIGH |
| B1D75 | SEAT REAR VERTICAL POSITION SENSOR CIRCUIT LOW |
| B1D76 | SEAT REAR VERTICAL POSITION SENSOR CIRCUIT HIGH |
| B1D79 | SEAT RECLINER POSITION SENSOR CIRCUIT LOW |
| B1D7A | SEAT RECLINER POSITION SENSOR CIRCUIT HIGH |
| B1D7B | SEAT HORIZONTAL MOTOR CONTROL CIRCUIT PERFORMANCE |
| B1D7F | SEAT FRONT VERTICAL MOTOR CONTROL CIRCUIT PERFORMANCE |
| B1D83 | SEAT REAR VERTICAL MOTOR CONTROL CIRCUIT PERFORMANCE |
| B1D87 | SEAT BACKREST MOTOR CONTROL CIRCUIT PERFORMANCE |
| B1D9B | SEAT HORIZONTAL FRONT STOP NOT LEARNED |
| B210D | BATTERY VOLTAGE LOW |
| B210E | BATTERY VOLTAGE HIGH |
| B221C | MEMORY SEAT MODULE INTERNAL |
| U0020 | CAN B BUS OFF PERFORMANCE |
| U0021 | CAN B BUS (+) CIRCUIT OPEN |
| U0022 | CAN B BUS (+) CIRCUIT LOW |
| U0023 | CAN B BUS (+) CIRCUIT HIGH |
| U0024 | CAN B BUS (-) CIRCUIT OPEN |
| U0025 | CAN B BUS (-) CIRCUIT LOW |
| U0026 | CAN B BUS (-) CIRCUIT HIGH |
| U0141 | LOST COMMUNICATION WITH IPM (FCM/TIPM) |
| U0151 | LOST COMMUNICATION WITH OCCUPANT RESTRAINT CONTROLLER (ORC) |
| U0155 | LOST COMMUNICATION WITH CLUSTER/CCN |
| U0156 | LOST COMMUNICATION WITH EOM |
| U0159 | LOST COMMUNICATION WITH PARKING ASSIST CONTROL MODULE |
| U0164 | LOST COMMUNICATION WITH HVAC CONTROL MODULE |
| U0167 | LOST COMMUNICATION WITH INTRUSION TRANSCEIVER MODULE (ITM) |
| U0168 | LOST COMMUNICATION WITH VEHICLE SECURITY CONTROL MODULE (WIN) |
| U0169 | LOST COMMUNICATION WITH SUNROOF CONTROL MODULE |
| U0181 | LOST COMMUNICATION WITH HEADLAMP LEVELING TRANSLATOR |
| 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 |
| U0199 | LOST COMMUNICATION WITH DRIVER DOOR MODULE |
| U0200 | LOST COMMUNICATION WITH PASSENGER DOOR MODULE |
| U0208 | LOST COMMUNICATION WITH HEATED SEAT CONTROL MODULE |
| U0212 | LOST COMMUNICATION WITH SCCM |
| U0231 | LOST COMMUNICATION WITH LIGHT RAIN SENSING MODULE |
| U0241 | LOST COMMUNICATION WITH AUTO HIGHBEAM HEADLIGHT CONTROL MODULE |
RENDER: 1.0x
NO RELATED
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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.