B2471 – Interior Fan Control Circuit Open

B2470 – Interior Fan Control Circuit Short to Ground

B2478 – ANTI THEFT INPUT SIGNAL SHORT TO GROUND

B2477 – Module Configuration Failure

B2469 – Aux Heater Coolant Pump Circuit Open

B2468 – Aux Heater Coolant Pump Circuit Short to Ground

B2467 – Aux Heater Cool Down Time Exceeded (may be con to a453-5 )

B2466 – Aux Heater Overheat Counter Overrun/System Locked

B2465 – Aux Heater Start Counter Overrun/System Locked (same as below ?)

B2464 – Aux Heater Start Time Exceeded

B2463 – Aux Heater Overheat Fault

B2462 – Aux Heater Flame Out Fault

B2460 – Aux Heater Flame Sensor Circuit Short to Ground

B2459 – Aux Heater Overheat Sensor Circuit Open

B2458 – Aux Heater Overheat Sensor Circuit Short to Ground

B2457 – Aux Heater Coolant Sensor Circuit Open

B2456 – Aux Heater Coolant Sensor Circuit Short to Ground

B2455 – Aux Heater Blower Faulted

B2454 – Aux Heater Blower Fan Circuit Open

B2453 – Aux Heater Blower Fan Circuit Short to Ground