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1991 Ford E-350 Econoline Club Wagon Custom 7.5L MIL Lamp on, code 41 intermittent
Posted to Ford Driveability on 8/22/2002 5 Replies

I’m having a tough time diagnosing the O2 sensor problem on this. I installed a new Ford OEM O2 sensor in response to the code 041 that was set. When I start it up and have my Fluke 98 hooked up to the O2 sensor signal wire it will start at around 200mv then s...

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  Related Documents & Media  1991 Ford E-350 Econoline Club Wagon Custom

 
Message Closed w/FIX

car Vehicle Data

1991 Ford E-350 Econoline Club Wagon Custom

VIN 1FTJE34G1M
Engine7.5 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Port fuel injected
EmissionsOBD1
SymptomsMIL Lamp on, Code 41 Intermittent
OccursIntermittently
Misc.Cal Code 1-98E-R00

Trouble Codes

041O2 sensor not switching
Message Closed w/FIX

car Vehicle Data

1991 Ford E-350 Econoline Club Wagon Custom

VIN 1FTJE34G1M
Engine7.5 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / Port fuel injected
EmissionsOBD1
SymptomsMIL Lamp on, Code 41 Intermittent
OccursIntermittently
Misc.Cal Code 1-98E-R00

Trouble Codes

041O2 sensor not switching