1991 Mazda 323 1.6L Excessive Emissions
car runs ok, but goes into open loop at idle, just off idle it will go into closed loop and emissions will come down. We tried a used ECM though maybe logic was ascue, but no change, oil was changed due contamination, and dropped emissions down, but still bull...
FIX posted 1/5/2005
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Message Closed w/FIX
Vehicle Data1991 Mazda 323
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Message Closed w/FIX
Vehicle Data
1991 Mazda 323
VIN | JM1BG231XM |
Engine | 1.6 L / 4 cyl / GAS |
Trans | 5-speed Standard |
Delivery | FI / PFI |
Emissions | FED |
Symptoms | Excessive Emissions |
Occurs | Idle, Asm Test Failure |