Diagnostic Code Index
WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC CODE INDEX (11-85)
| DTC | Description |
|---|---|
| 11 | MODE POT OPEN (MTC) |
| 12 | MODE POT SHORTED (MTC) |
| 13 | TEMP POT OPEN (MTC) |
| 14 | TEMP POT SHORTED (MTC) |
| 18 | BLEND DOOR RANGE TOO SMALL (MTC) |
| 21 | BLEND DOOR RANGE TOO LARGE (MTC) |
| 22 | FRONT MODE DOOR RANGE TOO SMALL (MTC) |
| 23 | FRONT MODE DOOR RANGE TOO LARGE (MTC) |
| 24 | REAR MODE DOOR RANGE TOO SMALL (MTC) |
| 25 | REAR MODE DOOR RANGE TOO LARGE (MTC) |
| 31 | EVAPORATOR SENSOR OPEN (MTC) |
| 32 | EVAPORATOR SENSOR SHORTED (MTC) |
| 33 | A/C MODE SWITCH STUCK (MTC) |
| 34 | EBL MODE SWITCH STUCK (MTC) |
| 35 | FAILED COOL DOWN (MTC) |
| 36 | EEPROM CHECKSUM ERROR (MTC) |
| 37 | ROM CHECKSUM ERROR (MTC) |
| 41 | FRONT MODE OVERCURRENT (MTC) |
| 42 | REAR MODE OVERCURRENT (MTC) |
| 43 | BLEND OVERCURRENT (MTC) |
| 44 | RECIRC OVERCURRENT (MTC) |
| 45 | BLEND DOOR BOUND (MTC) |
| 46 | FRONT MODE DOOR BOUND (MTC) |
| 47 | RECIRC DOOR BOUND (MTC) |
| 48 | REAR MODE DOOR BOUND (MTC) |
| 51 | RECIRC DOOR RANGE TOO SMALL (MTC) |
| 52 | RECIRC DOOR RANGE TOO LARGE (MTC) |
| 53 | FRONT MODE DOOR LINKAGE BROKEN (MTC) |
| 54 | REAR MODE DOOR LINKAGE BROKEN (MTC) |
| 55 | BLEND DOOR LINKAGE BROKEN (MTC) |
| 56 | RECIRC DOOR LINKAGE BROKEN (MTC) |
| 61 | COMMON DOOR DRIVER CIRCUIT SHORTED TO GROUND (MTC) |
| 62 | COMMON DOOR DRIVER CIRCUIT SHORTED TO IGNITION (MTC) |
| 63 | FRONT MODE DOOR DRIVER CIRCUIT SHORTED TO GROUND (MTC) |
| 64 | FRONT MODE DOOR DRIVER CIRCUIT SHORTED TO IGNITION (MTC) |
| 65 | REAR MODE DOOR DRIVER CIRCUIT SHORTED TO GROUND (MTC) |
| 66 | REAR MODE DOOR DRIVER CIRCUIT SHORTED TO IGNITION (MTC) |
| 67 | BLEND DOOR DRIVER CIRCUIT SHORTED TO GROUND (MTC) |
| 68 | BLEND DOOR DRIVER CIRCUIT SHORTED TO IGNITION (MTC) |
| 69 | RECIRC DOOR DRIVER CIRCUIT SHORTED TO GROUND (MTC) |
| 71 | RECIRC DOOR DRIVER CIRCUIT SHORTED TO IGNITION (MTC) |
| 72 | SHORT TOO COMPLEX (MTC) |
| 73 | AC REQUEST OUTPUT SIGNAL TOO HIGH (MTC) |
| 74 | AC REQUEST OUTPUT SIGNAL TOO LOW (MTC) |
| 75 | AC REQUEST OUTPUT SIGNAL HIGH WHEN DRIVEN LOW (MTC) |
| 76 | AC REQUEST OUTPUT SIGNAL LOW WHEN DRIVEN HIGH (MTC) |
| 77 | EBL OUTPUT SHORTED HIGH |
| 81 | BLOWER NOT ON HIGH AT START OF COOLDOWN TEST (MTC) |
| 82 | SENSOR TOO COLD TO START COOLDOWN TEST (MTC) |
| 83 | SENSOR FAILED OPEN DURING COOLDOWN TEST (MTC) |
| 84 | SENSOR FAILED SHORTED DURING COOLDOWN TEST (MTC) |
| 85 | BLOWER NOT ON HIGH DURING COOLDOWN TEST (MTC) |
DIAGNOSTIC CODE INDEX (B10AA-B2214 & U0019-U0241)
| DTC | Description |
|---|---|
| B10AA | RIGHT BLEND DOOR CONTROL CIRCUIT LOW (ATC) |
| B10AB | RIGHT BLEND DOOR CONTROL CIRCUIT HIGH (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) |
| 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) |
| B10A3 | LEFT BLEND DOOR CONTROL CIRCUIT LOW (ATC) |
| B10A4 | LEFT BLEND DOOR CONTROL CIRCUIT HIGH (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) |
| B10B0 | INFRARED SENSOR THERMISTOR CIRCUIT LOW (ATC) |
| B10B1 | INFRARED SENSOR THERMISTOR CIRCUIT HIGH (ATC) |
| B10B2 | A/C COOL DOWN TEST PERFORMANCE (ATC) |
| B100A | RECIRCULATION SWITCH REQUEST INPUT CIRCUIT LOW (ATC) |
| B105A | RECIRCULATION DOOR CONTROL CIRCUIT HIGH (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) |
| B109B | PANEL MODE DOOR 2 CONTROL CIRCUIT/PERFORMANCE (ATC) |
| B109C | PANEL MODE DOOR 2 CONTROL CIRCUIT LOW (ATC) |
| B109D | PANEL MODE DOOR 2 CONTROL CIRCUIT HIGH (ATC) |
| B109E | PANEL MODE DOOR 2 CONTROL CIRCUIT OPEN (ATC) |
| B109F | PANEL MODE DOOR 2 TRAVEL RANGE TOO SMALL (ATC) |
| B222A | VEHICLE LINE MISMATCH (ATC) |
| B1001 | A/C 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) |
| B1041 | PANEL MODE DOOR 1 CONTROL CIRCUIT LOW (ATC) |
| B1042 | PANEL MODE DOOR 1 CONTROL CIRCUIT HIGH (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) |
| B1059 | RECIRCULATION DOOR CONTROL CIRCUIT LOW (ATC) |
| B1082 | HVAC MUX CIRCUIT LOW |
| B1083 | HVAC MUX CIRCUIT HIGH |
| 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) |
| B2214 | (HVAC) CLIMATE CONTROL INTERNAL (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) |
| U0156 | LOST COMMUNICATION WITH EOM (ATC) |
| U0159 | LOST COMMUNICATION WITH PARKING ASSIST CONTROL MODULE (ATC) |
| U0167 | LOST COMMUNICATION WITH INTRUSION TRANSCEIVER CONTROL MODULE (ATC) |
| U0168 | LOST COMMUNICATION 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) |