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CarOBDCodes

The code is a starting point

Look up an OBD-II trouble code.

Search 3,195 reference definitions. Check the code description first, then confirm it applies to your vehicle before following a diagnostic procedure.

P

Powertrain

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B

Body

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C

Chassis

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U

Network

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Manufacturer-specific descriptions can vary with model, engine and year. This directory preserves the supplied reference data; it is not a substitute for vehicle-specific service information. Detailed guides identify their sources and reviewer.

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B2402Audio CD/DJ Thermal Shutdown FaultB2403Audio CD/DJ Internal FaultB2404Audio Steering Wheel Switch Circuit FaultB2405Audio Single-Disc CD Player Thermal Shutdown FaultB2406Audio Single-Disc CD Player Internal FaultB2416Climate Control Recirculation Actuator Out of LimitsB2425Remote Keyless Entry Out of SynchronizationB2426Passenger Solar Radiation Sensor Circuit OpenB2427Passenger Solar Radiation Sensor Circuit Short to GroundB2428A/C Post Heater Sensor #2 Circuit FailureB2429A/C Post Heater Sensor #2 Circuit Short to GroundB2431Transponder Programming FailedB2432Drivers Seat Belt Buckle Switch Circuit OpenB2433Drivers Seat Belt Buckle Switch Circuit Short to BatteryB2434Drivers Seat Belt Buckle Switch Circuit Short to GroundB2435Drivers Seat Belt Buckle Switch Resistance out of RangeB2436Passengers Seat Belt Buckle Switch Circuit OpenB2437Passengers Seat Belt Buckle Switch Circuit Short to BatteryB2438Passengers Seat Belt Buckle Switch Circuit Short to GroundB2439Passengers Seat Belt Buckle Switch Resistance out of RangeB2440Passenger Sid, Side crash sensor mount faultB2441Driver Sid, Side crash sensor mount faultB2442Intrusion Sensor FaultB2443Powertrain Performance Mode Switch Circuit failureB2444Driver Side Crash Sensor Internal FaultB2445Passenger Side Crash Sensor Internal FaultB2446RESCU/VEMS Input Circuit OpenB2447RESCU/VEMS Input Circuit Short to BatteryB2448RESCU/VEMS Input Circuit Short to GroundB2449Aux Heater Glow Plug Circuit Short to GroundB2450Aux Heater Glow Plug Circuit OpenB2451Aux Heater Fuel Pump Circuit Short to GroundB2452Aux Heater Fuel Pump Circuit OpenB2453Aux Heater Blower Fan Circuit Short to GroundB2454Aux Heater Blower Fan Circuit OpenB2455Aux Heater Blower FaultedB2456Aux Heater Coolant Sensor Circuit Short to GroundB2457Aux Heater Coolant Sensor Circuit OpenB2458Aux Heater Overheat Sensor Circuit Short to GroundB2459Aux Heater Overheat Sensor Circuit OpenB2460Aux Heater Flame Sensor Circuit Short to GroundB2461Aux Heater Flame Sensor Circuit OpenB2462Aux Heater Flame Out FaultB2463Aux Heater Overheat FaultB2464Aux Heater Start Time ExceededB2465Aux Heater Start Counter Overrun/System Locked (same as below ?)B2466Aux Heater Overheat Counter Overrun/System LockedB2467Aux Heater Cool Down Time Exceeded (may be con to a453-5 )B2468Aux Heater Coolant Pump Circuit Short to GroundB2469Aux Heater Coolant Pump Circuit Open

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