- B2452Aux Heater Fuel Pump Circuit OpenFull content
- B2453Aux Heater Blower Fan Circuit Short to GroundFull content
- B2454Aux Heater Blower Fan Circuit OpenFull content
- B2455Aux Heater Blower FaultedFull content
- B2456Aux Heater Coolant Sensor Circuit Short to GroundFull content
- B2457Aux Heater Coolant Sensor Circuit OpenFull content
- B2458Aux Heater Overheat Sensor Circuit Short to GroundFull content
- B2459Aux Heater Overheat Sensor Circuit OpenFull content
- B2460Aux Heater Flame Sensor Circuit Short to GroundFull content
- B2461Aux Heater Flame Sensor Circuit OpenFull content
- B2462Aux Heater Flame Out FaultFull content
- B2463Aux Heater Overheat FaultFull content
- B2464Aux Heater Start Time ExceededFull content
- B2465Aux Heater Start Counter Overrun/System Locked (same as below ?)Full content
- B2466Aux Heater Overheat Counter Overrun/System LockedFull content
- B2467Aux Heater Cool Down Time Exceeded (may be con to a453-5 )Full content
- B2468Aux Heater Coolant Pump Circuit Short to GroundFull content
- B2469Aux Heater Coolant Pump Circuit OpenFull content
- B2470Interior Fan Control Circuit Short to GroundFull content
- B2471Interior Fan Control Circuit OpenFull content
- B2472Fog Lamp Switch FailureFull content
- B2473Passenger Door Disarm Switch ckt Short to GroundFull content
- B2474Passenger Door Lock Switch Circuit Shorted to GroundFull content
- B2475Passenger Door Unlock Switch Circuit Shorted to GroundFull content
- B2476RADIO PRESENT SWITCH Ckt FailureFull content
- B2477Module Configuration FailureFull content
- B2478ANTI THEFT INPUT SIGNAL SHORT TO GROUNDFull content
- B2479BRAKE PARK SWITCH CIRCUIT SHORT TO GROUNDFull content
- B2480LF CORNER LAMP OUTPUT Ckt Short to BatteryFull content
- B2481Convertible Top Up/Down switch FaultFull content
- B2482RF CORNER LAMP OUTPUT Ckt Short to BatteryFull content
- B2483Enable Signal Open CircuitFull content
- B2484Disable Signal Short to GroundFull content
- B2485LF SIDE REPEATER LAMP OUTPUT Ckt Short to BatteryFull content
- B2487RF SIDE REPEATER LAMP OUTPUT Ckt Short to BatteryFull content
- B2489UNDERHOOD LAMP OUTPUT CIRCUIT FailureFull content
- B2490UNDERHOOD LAMP OUTPUT CIRCUIT Short to BatteryFull content
- B2491RF PARK LAMP OUTPUT CIRCUIT Short to BatteryFull content
- B2492Already Programmed (Test Mode DTC Only !!!)Full content
- B2493LF PARK LAMP OUTPUT CIRCUIT Short to BatteryFull content
- B2494ANTI THEFT HORN OUTPUT CIRCUIT Short to BattFull content
- B2495ANTI THEFT HORN OUTPUT CIRCUIT FailureFull content
- B2496ANTI THEFT HORN OUTPUT CIRCUIT Short to GndFull content
- B2499COURTESY LAMP OUTPUT FailureFull content
- B2500COURTESY LAMP OUTPUT Ckt Short to BatteryFull content
- B2501LF LAMP LOW BEAM CIRCUIT FailureFull content
- B2502LF LAMP LOW BEAM CIRCUIT Short to BatteryFull content
- B2503RF LAMP LOW BEAM CIRCUIT FailureFull content
- B2504RF LAMP LOW BEAM CIRCUIT Short to BatteryFull content
- B2505LF LAMP HIGH BEAM CIRCUIT FailureFull content
- B2506LF LAMP HIGH BEAM CIRCUIT Short to BatteryFull content
- B2507RF LAMP HIGH BEAM CIRCUIT FailureFull content
- B2508RF LAMP HIGH BEAM CIRCUIT Short to BatteryFull content
- B2509Rear Fog Lamp Switch Circuit FailureFull content
- B2510Main Blower Motor Relay Circuit Short to BatteryFull content
- B2511Horn Output Relay Circuit Short to BatteryFull content
- B2512Front Fog Lamp Relay Ckt Short to BatteryFull content
- B2513Blower (Fan) Circuit FailureFull content
- B2514Blower (Fan) Circuit Short to VbattFull content
- B2515Heater Blower Relay Circuit FailureFull content
Other systems
This information follows the generic OBD-II definition and does not replace a vehicle-specific diagnosis. The severity rating is rule-based; an authorised diagnostic reading is required for a definitive answer.