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1988 Volvo 244 DL 2.3L Excessive Emissions
Posted to European Driveability on 8/30/2010 12 Replies

This car fails smog check due to NOX. I have fixed many of these problems cars, but this one is tough. All the basics are good. Lambda calculator says mix is proper, but the NOX just won't behave. Removing vac. to ign. module helps somewhat.Vac. line removed f...

FIX posted 8/31/2010

12 Replies Received (View Replies)

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car Vehicle Data

1988 Volvo 244 DL

VIN YV1AX8841J
Engine2.3 L / 4 cyl / GAS
Trans4-speed Automatic
DeliveryFuel Injection / multi-port
EmissionsCa. emmisions
SymptomsExcessive Emissions
OccursAlways