A/C-Heater Systems DTCS
A/C-HEATER SYSTEMS DIAGNOSTIC TROUBLE CODE (DTC) LIST
| DTC | Hard Self-Test Fault Codes | Intermittent Run-Time Fault Codes | Description |
|---|---|---|---|
| B1249 | 024 | 022 | Blend Door Failure Or Short |
| B1251 | 031 | N.A. | In-Car Temperature Sensor Open Circuit |
| B1253 | 030 | N.A. | In-Car Temperature Sensor Short To Ground |
| B1255 | 041 | 043 | Ambient Temperature Sensor Open Circuit |
| B1257 | 040 | 042 | Ambient Temperature Sensor Short To Ground |
| B1261 | 050 | 052 | Sunload Sensor Circuit Short To Ground |
| U1073 | N.A. | N.A. | Standard Corporate Protocol (SCP) Invalid Or Missing Data For Engine Coolant Perform Quick Test. See QUICK TEST in appropriate SELF-DIAGNOSTICS article. |
| U1341 | N.A. | N.A. | Standard Corporate Protocol (SCP) Invalid Data For Vehicle Speed Perform Quick Test. See QUICK TEST in appropriate SELF-DIAGNOSTICS article. |