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2008 Ford E-350 Super Duty XLT 5.4L MIL Lamp on
Posted to Ford Driveability on 9/20/2022 8 Replies

The van came in with the temp gauge 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...

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  Related Documents & Media  2008 Ford E-350 Super Duty XLT

 
Message Closed w/FIX

car Vehicle Data

2008 Ford E-350 Super Duty XLT

VIN 1FBNE31L48
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P1289Manifold Tuning Valve Control Circuit Malfunction
Message Closed w/FIX

car Vehicle Data

2008 Ford E-350 Super Duty XLT

VIN 1FBNE31L48
Engine5.4 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P1289Manifold Tuning Valve Control Circuit Malfunction