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1989 Volvo 740 GLE 2.3L Excessive Emissions
Posted to European Driveability on 7/25/2003 10 Replies

Gross polluter failed smog test (Ca.). A new cat conv. and top end cleaner reduced NoX down to 1200 ppm, but still too high (778/717 max allowed). With PDA scanner hooked to O2 sensor I see it cycle at idle, BUT anything above 1400 rpm, and the sensor flatline...

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  Related Documents & Media  1989 Volvo 740 GLE

 
Message Closed w/FIX

car Vehicle Data

1989 Volvo 740 GLE

VIN YV1FA8943K
Engine2.3 L / 4 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsExcessive Emissions
Misc.16 Valve
Message Closed w/FIX

car Vehicle Data

1989 Volvo 740 GLE

VIN YV1FA8943K
Engine2.3 L / 4 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsExcessive Emissions
Misc.16 Valve