× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
1990 Saab 900 S 2.0L Poor Idle Quality
Posted to European Driveability on 5/10/2019 3 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...

3 Replies Received (View Replies)

  Related Documents & Media  1990 Saab 900 S

 
Open Help Request

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
Open Help Request

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