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1991 Subaru Legacy L 2.2L MIL Lamp on
Posted to Asian Driveability on 12/20/2001 12 Replies

When I pull a datastream from this computer I get an ECT reading of [...] when the engine is at full temp. If I bypass the sensor it jumps to [...] and if i unplug it it goes to [...]. I am suspecting ECM problems but would like some advise. Thanks in advance ...

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  Related Documents & Media  1991 Subaru Legacy L

 
Message Closed w/FIX

car Vehicle Data

1991 Subaru Legacy L

VIN JF1BC6323M
Engine2.2 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / mpfi
Emissionsfederal emissions
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

21coolant
41air/fuel faulty
Message Closed w/FIX

car Vehicle Data

1991 Subaru Legacy L

VIN JF1BC6323M
Engine2.2 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / mpfi
Emissionsfederal emissions
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

21coolant
41air/fuel faulty