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International Automotive Technicians Network
1990 Saab 900 S 2.0L Poor Idle Quality
Posted to European Driveability on 5/10/2019 4 Replies

oky i have this sabb and i am at lost pined out all wires to mass good checked power from relay good checked ground circiut good replaced mass no change when i start the car the check engine light comes on and the up shift light starts flashing sent ecm ou...

4 Replies Received (View Replies)

  Related Documents & Media  1990 Saab 900 S

 
Message Closed w/FIX

car Vehicle Data

1990 Saab 900 S

VIN YS3AK35DXL
Engine2.0 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection
SymptomsPoor Idle Quality
OccursAlways

Trouble Codes

12221mass air flow no signal
12224mass air flow or o2 sensor
Message Closed w/FIX

car Vehicle Data

1990 Saab 900 S

VIN YS3AK35DXL
Engine2.0 L / 4 cyl / GAS
Trans5-speed Standard
DeliveryFuel Injection
SymptomsPoor Idle Quality
OccursAlways

Trouble Codes

12221mass air flow no signal
12224mass air flow or o2 sensor