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 MANUALSJEEP2008PATRIOT LIMITED, FWD, STANDARDREPAIR AND DIAGNOSISACCESSORIES & EQUIPMENTCOMMUNICATION DEVICESELECTRONIC CONTROL MODULES - ELECTRICAL DIAGNOSTICSDIAGNOSTIC CODE INDEX
2008 Jeep Patriot Limited, FWD, Standard
Diagnostic Code Index
2008 Jeep Patriot Limited, FWD, StandardSECTION Diagnostic Code Index
DIAGNOSTIC CODE INDEX
| DTC | Description |
|---|---|
| B2215 | FRONT CONTROL MODULE INTERNAL |
| U0001 | CAN C BUS CIRCUIT |
| U0019 | CAN B BUS |
| 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 |
| U0027 | CAN B BUS (-) SHORTED TO BUS (+) |
| U0100 | LOST COMMUNICATION WITH ECM/PCM |
| U0101 | LOST COMMUNICATION WITH TCM |
| U0114 | LOST COMMUNICATION WITH ALL WHEEL DRIVE CONTROL MODULE |
| U0121 | LOST COMMUNICATION WITH ANTI-LOCK BRAKE MODULE |
| U0126 | LOST COMMUNICATION WITH STEERING ANGLE SENSOR (SAS) |
| U0141 | LOST COMMUNICATION WITH FRONT CONTROL MODULE (TIPM) |
| U0151 | LOST COMMUNICATION WITH OCCUPANT RESTRAINT CONTROLLER (ORC) |
| U0154 | LOST COMMUNICATION WITH OCCUPANT CLASSIFICATION MODULE |
| U0155 | LOST COMMUNICATION WITH CLUSTER/CCN |
| U0167 | LOST COMMUNICATION WITH INTRUSION TRANSCEIVER CONTROL MODULE |
| U0168 | LOST COMMUNICATION WITH VEHICLE SECURITY CONTROL MODULE (SKREEM/WCM) |
| U0184 | LOST COMMUNICATION WITH RADIO |
| U0186 | LOST COMMUNICATION WITH AUDIO AMPLIFIER |
| U0193 | LOST COMMUNICATION WITH TRAFFIC INFORMATION RECEIVER MODULE |
| U0195 | LOST COMMUNICATION WITH SDARS |
| U0197 | LOST COMMUNICATION WITH HANDS FREE PHONE MODULE |
| U1105 | CAN B SIGNAL MISSING |
| U1106 | CAN C SIGNAL MISSING |
| U1107 | ECU IN SINGLE-WIRE MODE |
| U1108 | ADDITIONAL CAN B ECU DETECTED |
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.