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1989 Ford F-150 Custom 5.0L MIL Lamp on
Posted to Ford Driveability on 8/5/2013 21 Replies

Got this lovely old ford that inherited from another tech. Scanned for codes got 41 O2 not switching lean exhaust. Cleared codes, and road tested vehicle. After coming off the freeway on a decel, check engine light came on with the same code. We replaced intak...

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  Related Documents & Media  1989 Ford F-150 Custom

 
Message Closed w/FIX

car Vehicle Data

1989 Ford F-150 Custom

VIN 1FTDF15N7K
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / EFI
EmissionsFederal Emissions
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

41O2 Not Swtiching Running lean
Message Closed w/FIX

car Vehicle Data

1989 Ford F-150 Custom

VIN 1FTDF15N7K
Engine5.0 L / 8 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / EFI
EmissionsFederal Emissions
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

41O2 Not Swtiching Running lean