HVAC DTCS
AIR CONDITIONING AMPLIFIER DIAGNOSTIC TROUBLE CODE (DTC) IDENTIFICATION
| DTC | Description |
|---|---|
| B1411/11 | Room Temperature Sensor Circuit |
| B1412/12 | Ambient Temperature Sensor Circuit |
| B1413/13 | Evaporator Temperature Sensor Circuit |
| B1418/18 | Exhaust Gas Sensor Circuit |
| B1419/19 | Rear Room Temperature Sensor Circuit |
| B1421/21 | Solar Sensor Circuit (Passenger Side) |
| B1423/23 | Pressure Sensor Circuit |
| B1424/24 | Solar Sensor Circuit (Driver Side) |
| B1441/41 | Air Mix Damper Control Servo Motor Circuit (Passenger Side) |
| B1442/42 | Air Inlet Damper Control Servo Motor Circuit |
| B1443/43 | Air Outlet Damper Control Servo Motor Circuit |
| B1446/46 | Air Mix Damper Control Servo Motor Circuit (Driver Side) |
| B1449/49 | Rear Air Outlet Damper Control Servo Motor Circuit |
| B1451/51 | Compressor Solenoid Circuit |
| B1461/61 | Emission Gas NOx Sensor Circuit |
| B1497/97 | BUS IC Communication Malfunction |
| B1499/99 | Multiplex Communication Circuit |
| B1415/15 | Driver Side Duct Sensor |
| B1416/16 | Passenger Side Duct Sensor |
| B1428/28 | Rear Solar Sensor Circuit |
| B1444/44 | Driver Side Cool Air Bypass Damper Control |
| B1445/45 | Passenger Side Cool Air Bypass Damper Control |
| B1448/48 | Passenger Side FACE Servo Motor Circuit |
| B1453/53 | Driver Side Air Outlet Damper COOL Control Servo Motor Circuit |
| B1454/54 | Passenger Side Air Outlet Damper COOL Control Servo Motor Circuit |
| B1455/55 | Driver Side Air Outlet Damper FOOT/DEF Control Servo Motor Circuit |
| B1456/56 | Passenger Side Air Outlet Damper FOOT/DEF Control Servo Motor Circuit |
| B1457/57 | Driver Side Air Outlet Damper Control Servo Motor Circuit |
| B1458/58 | Passenger Side Air Outlet Damper Control Servo Motor Circuit |
| B1459/59 | Max Hot Bypass Damper HOT Control Circuit |
| B1468/68 | Rear Passenger Side Room Temperature Sensor Circuit |
| B1469/69 | Infrared Rays Sensor Circuit |
| B1486/86 | Driver Side Air Outlet Damper Control Servo Motor Circuit |
| B1487/87 | Passenger Side Air Outlet Damper Control Servo Motor Circuit |
| B1489/89 | Rear Air Outlet Damper Control Servo Motor RH Circuit |
| B1492/92 | Infrared Rays Sensor Communication Malfunction |
| B1493/93 | Max Hot Bypass Damper COOL Control Circuit |
| B1494/94 | Rear Emission Servo Motor Circuit |
| B1495/95 | Rear Diffuse Servo Motor Circuit |