P1289 Diagnostic Trouble Code Discussion for September 2022
Air Fuel Sensor (Bank 2 Sensor 1) Circuit Response Time
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| Help Request | Posted | |
| 2008 Ford E-350 Super Duty XLT 5.4L MIL Lamp on VIN: 1FBNE31L48 P1289: Cylinder Head Temperature CHT Sensor Circuit High. ... acting up and CEL on. The temp gauge will read about 1/4 the way up on start up and then drop to full cold after about 10 seconds. The red coolant temp warning light will then come on and the CEL will turn on. Code P1289 is then present. The comput... |
September 20, 2022 |
