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 MANUALSJEEP2009COMMANDER OVERLAND, 4WDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 63 (DIAGNOSTIC CODE INDEX)DIAGNOSTIC CODE INDEX
2009 Jeep Commander Overland, 4WD
Diagnostic Code Index
2009 Jeep Commander Overland, 4WDSECTION Diagnostic Code Index
WARNING: This page is about a different car, the 2008 Jeep Commander. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| B1001 | A/C SWITCH REQUEST INPUT CIRCUIT LOW (ATC) |
| B100A | RECIRCULATION SWITCH REQUEST INPUT CIRCUIT LOW (ATC) |
| B1016 | REAR DEFROST SWITCH REQUEST INPUT CIRCUIT LOW (ATC) |
| B1031 | EVAPORATOR FIN TEMPERATURE SENSOR CIRCUIT LOW (ATC) |
| B1032 | EVAPORATOR FIN TEMPERATURE SENSOR CIRCUIT HIGH (ATC) |
| B1034 | INFRARED TEMPERATURE SENSOR INPUT CIRCUIT LOW (ATC) |
| B1035 | INFRARED TEMPERATURE SENSOR INPUT CIRCUIT HIGH (ATC) |
| B1036 | INFRARED SENSOR PERIOD TOO LONG OR TOO SHORT (ATC) |
| B1040 | PANEL MODE DOOR 1 CONTROL CIRCUIT/PERFORMANCE (ATC) |
| B1043 | PANEL MODE DOOR 1 CONTROL CIRCUIT OPEN (ATC) |
| B1044 | PANEL MODE DOOR 1 TRAVEL RANGE TOO SMALL (ATC) |
| B1045 | PANEL MODE DOOR 1 TRAVEL RANGE TOO LARGE (ATC) |
| B1058 | RECIRCULATION DOOR CONTROL CIRCUIT/PERFORMANCE (ATC) |
| B105B | RECIRCULATION DOOR CONTROL CIRCUIT OPEN (ATC) |
| B105C | RECIRCULATION DOOR TRAVEL RANGE TOO SMALL (ATC) |
| B105D | RECIRCULATION DOOR TRAVEL RANGE TOO LARGE (ATC) |
| B106B | REAR DEFROST CONTROL CIRCUIT LOW (ATC) |
| B106C | REAR DEFROST CONTROL CIRCUIT HIGH (ATC) |
| B1082 | HVAC MUX CIRCUIT LOW |
| B1083 | HVAC MUX CIRCUIT HIGH |
| B109B | PANEL MODE DOOR 2 CONTROL CIRCUIT/PERFORMANCE (ATC) |
| B109E | PANEL MODE DOOR 2 CONTROL CIRCUIT OPEN (ATC) |
| B109F | PANEL MODE DOOR 2 TRAVEL RANGE TOO SMALL (ATC) |
| B10A0 | PANEL MODE DOOR 2 TRAVEL RANGE TOO LARGE (ATC) |
| B10A1 | PANEL MODE DOOR 2 ACTUATOR PERFORMANCE (ATC) |
| B10A2 | LEFT BLEND DOOR CONTROL CIRCUIT/PERFORMANCE (ATC) |
| B10A5 | LEFT BLEND DOOR CONTROL CIRCUIT OPEN (ATC) |
| B10A6 | LEFT BLEND DOOR TRAVEL RANGE TOO SMALL (ATC) |
| B10A7 | LEFT BLEND DOOR TRAVEL RANGE TOO LARGE (ATC) |
| B10A8 | LEFT BLEND DOOR ACTUATOR PERFORMANCE (ATC) |
| B10A9 | RIGHT BLEND DOOR CONTROL CIRCUIT/PERFORMANCE (ATC) |
| B10AC | RIGHT BLEND DOOR CONTROL CIRCUIT OPEN (ATC) |
| B10AD | RIGHT BLEND DOOR TRAVEL RANGE TOO SMALL (ATC) |
| B10AE | RIGHT BLEND DOOR TRAVEL RANGE TOO LARGE (ATC) |
| B10AF | RIGHT BLEND DOOR ACTUATOR PERFORMANCE (ATC) |
| B10B2 | A/C COOL DOWN TEST PERFORMANCE (ATC) |
| B10B4 | CABIN HEATER 1 CONTROL CIRCUIT LOW (FCM) |
| B10B5 | CABIN HEATER 1 CONTROL CIRCUIT HIGH (FCM) |
| B10B8 | CABIN HEATER 2 CONTROL CIRCUIT LOW (FCM) |
| B10B9 | CABIN HEATER 2 CONTROL CIRCUIT HIGH (FCM) |
| B1601 | LEFT SOLAR SENSOR CIRCUIT LOW (ATC) |
| B1602 | LEFT SOLAR SENSOR CIRCUIT HIGH (ATC) |
| B1604 | RIGHT SOLAR SENSOR CIRCUIT LOW (ATC) |
| B1605 | RIGHT SOLAR SENSOR CIRCUIT HIGH (ATC) |
| U0019 | CAN B BUS (ATC) |
| U0141 | LOST COMMUNICATION WITH FRONT CONTROL MODULE (ATC) |
| U0151 | LOST COMMUNICATION WITH OCCUPANT RESTRAINT CONTROLLER (ORC) (ATC) |
| U0154 | LOST COMMUNICATION WITH OCCUPANT CLASSIFICATION MODULE (ATC) |
| U0155 | LOST COMMUNICATION WITH CLUSTER/CCN (ATC) |
| U0159 | LOST COMMUNICATION WITH PARKING ASSIST CONTROL MODULE (ATC) |
| U0167 | LOST COMMUNICATION WITH INTRUSION TRANSCEIVER CONTROL MODULE (ATC) |
| U0168 | LOST COM WITH VEHICLE SECURITY CONTROL MODULE (SKREEM/WCM) (ATC) |
| U0169 | LOST COMMUNICATION WITH SUNROOF CONTROL MODULE (ATC) |
| U0184 | LOST COMMUNICATION WITH RADIO (ATC) |
| U0186 | LOST COMMUNICATION WITH AUDIO AMPLIFIER (ATC) |
| U0195 | LOST COMMUNICATION WITH SDARS (ATC) |
| U0196 | LOST COMMUNICATION WITH VEHICLE ENTERTAINMENT CONTROL MODULE (ATC) |
| U0197 | LOST COMMUNICATION WITH HANDS FREE PHONE MODULE (ATC) |
| U0199 | LOST COMMUNICATION WITH DRIVER DOOR MODULE (ATC) |
| U0200 | LOST COMMUNICATION WITH PASSENGER DOOR MODULE (ATC) |
| U0208 | LOST COMMUNICATION WITH HEATED SEAT CONTROL MODULE (ATC) |
| U0209 | LOST COMMUNICATION WITH MEMORY SEAT CONTROL MODULE (ATC) |
| U0212 | LOST COMMUNICATION WITH SCCM - CAN-B (ATC) |
| U0231 | LOST COMMUNICATION WITH RAIN SENSING MODULE (ATC) |
| U0241 | LOST COMMUNICATION WITH AUTO HIGHBEAM HEADLAMP CONTROL MODULE (ATC) |
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.