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1991 BMW 850i 5.0L MIL Lamp on
Posted to European Driveability on 2/2/2011 3 Replies

Just replaced valve cover gaskets and now mil is on with code 78 ect short only in the cyl 1-6 computer. Scanner pid shows negative 56 degrees. Mitchell component locator says dual ect is at the front of the engine. It also says ect is on the coolant inlet. Th...

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  Related Documents & Media  1991 BMW 850i

 
Message Closed w/FIX

car Vehicle Data

1991 BMW 850i

VIN WBAEG1314M
Engine5.0 L / 12 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / mpi
EmissionsCalifornia emissions
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

78coolant temp sensor short or break
Message Closed w/FIX

car Vehicle Data

1991 BMW 850i

VIN WBAEG1314M
Engine5.0 L / 12 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection / mpi
EmissionsCalifornia emissions
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

78coolant temp sensor short or break