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1991 Subaru Legacy L 2.2L Poor Idle Quality, MIL Lamp on
Posted to Asian Driveability on 6/3/2004 3 Replies

91 Legacy with a rough, erratic idle and setting code 42 for throttle switch. Found 11.0v at throttle switch connector pin D and also has 11.0V on pin 6 B48 connector at ECU for throttle switch. Information sources say that should be a 5V reference signal. Thr...

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  Related Documents & Media  1991 Subaru Legacy L

 
Message Closed w/FIX

car Vehicle Data

1991 Subaru Legacy L

VIN 4S4BJ63C8M
Engine2.2 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsFed
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways
Message Closed w/FIX

car Vehicle Data

1991 Subaru Legacy L

VIN 4S4BJ63C8M
Engine2.2 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFI
EmissionsFed
SymptomsPoor Idle Quality, MIL Lamp On
OccursAlways