Dual Automatic Temperature Control (DATC) Module Diagnostic Trouble Code (DTC) Index
WARNING: This page is about a different car, the 2005 Lincoln Town Car. However, it is still accessible from the selected car via links, so may be relevant.
DIAGNOSTIC TROUBLE CODE INDEX
| DTC | DATC Self-Test Faults | Description | Action to take |
|---|---|---|---|
| B2266 | 2266 | Driver side blend door failure or short | GO to PINPOINT TEST A . |
| B2267 | 2267 | Passenger side blend door failure or short | GO to PINPOINT TEST A . |
| B1251 | 1251 | In-vehicle temperature sensor open circuit | GO to PINPOINT TEST B . |
| B1253 | 1253 | In-vehicle temperature sensor short to ground | GO to PINPOINT TEST B . |
| B1255 | 1255 | Ambient temperature sensor open circuit | GO to PINPOINT TEST C . |
| B1257 | 1257 | Ambient temperature sensor short to ground | GO to PINPOINT TEST C . |
| B1259 | 1259 | A/C solar radiation sensor open circuit | GO to PINPOINT TEST D . |
| B1261 | 1261 | A/C solar radiation sensor circuit short to ground | GO to PINPOINT TEST D . |
| B1242 | 1242 | Recirc door short/failure | GO to PINPOINT TEST E . |
| B1263 | 1263 | Panel/defrost door short/failure | GO to PINPOINT TEST F . |
| B1264 | 1264 | Floor door short/failure | GO to PINPOINT TEST F . |
| B2268 | 2268 | Steering wheel auxiliary control switch open circuit | If vehicle is not equipped with steering wheel control switches, ignore this code and continue diagnosis. If vehicle is equipped with steering wheel control switches, GO to PINPOINT TEST G . |
| B2269 | 2269 | Steering wheel auxiliary control switch circuit short to ground | GO to PINPOINT TEST G . |
| U1040 | 1040 | SCP invalid or missing data for function read vehicle speed | If DTCs are present in the instrument cluster, diagnose those codes first. CLEAR the DTCs. If the EATC DTC returns, INSTALL a new EATC module. REFER to AIR DISTRIBUTION AND FILTERING
. If no DTCs are present in the instrument cluster, CLEAR the DTCs. If the EATC DTC returns, INSTALL a new EATC module. REFER to AIR DISTRIBUTION AND FILTERING . TEST the system for normal operation. |
| U1073 | N/A | SCP invalid or missing data for engine coolant | If DTCs are present in the instrument cluster, diagnose those codes first. CLEAR the DTCs. If the EATC DTC returns, INSTALL a new EATC module. REFER to AIR DISTRIBUTION AND FILTERING . TEST the system for normal operation. If no DTCs are present in the instrument cluster, CLEAR the DTCs. If the EATC DTC returns, INSTALL a new EATC module. REFER to AIR DISTRIBUTION AND FILTERING . TEST the system for normal operation. |
| U1112 | 1112 | SCP invalid or missing data for interior lamps | GO to INSPECTION AND VERIFICATION to continue diagnosis. |
| B1342 | 1342 | Module faulted | Button held too long may set DTC. Attempt to clean buttons. If code returns, INSTALL a new EATC module. REFER to CONTROL COMPONENTS . |
| B1200 | 1200 | Stuck button | INSTALL a new EATC module. REFER to CONTROL COMPONENTS . |
| B2477 | 2477 | Module not configured - LHD only | CONFIGURE the EATC module. REFER to MODULE CONFIGURATION . |
| B1676 | 1676 | Voltage out of range | GO to PINPOINT TEST H . |