HVAC DTCS: 1997
CLIMATE CONTROL DIAGNOSTIC TROUBLE CODES
| DTC | Diagnostic |
|---|---|
| 026 | Diagnostic Signal Output Check diagnostic signal wiring |
| 226 | In-Vehicle Temperature Sensor |
| 227 | Outside Temperature Sensor Testing Information not available |
| 228 | Heater Core Temperature Sensor |
| 230 | Evaporator Temperature Sensor |
| 231 | Coolant Temperature Sensor Testing Information not available |
| 232 | Refrigerant Pressure Sensor |
| 233 | Refrigerant Temperature Sensor |
| 241 | Refrigerant Fill Testing Information not available |
| 416 | Coolant Circulation Pump |
| 417 | Left Duovalve Valve |
| 418 | Right Duovalve Valve |
| 419 | A/C Compressor Activation Circuit |
| 420 | Idle Speed Increase Testing Information not available |
| 421 | Auxiliary Fan Circuit |
| 422 | Connection To Instrument Cluster |
| 423 | Switchover Valve Block, Defroster Outlet, Short Stroke |
| 451 | Diverter Flap |
| 452 | Blend Air Flap |
| 453 | Fresh/Recirculated Air Flap (Long Stroke) |
| 454 | Fresh/Recirculated Air Flap (Short Stroke) |
| 455 | Defroster Outlet Flap (Long Stroke) Testing Information not available |
| 456 | Defroster Outlet Flap (Short Stroke) Testing Information not available |
| 457 | Footwell Flap (Long Stroke) |
| 458 | Footwell Flap (Short Stroke) |
| 459 | Instrument Cluster/Compressor Emergency Off Testing Information not available |