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International Automotive Technicians Network
1990 Volvo 740 2.3L Excessive Emissions
Posted to European Driveability on 4/6/2006 7 Replies

Techs,This vehicle runs rich all the time. black smoke at an idle and running down highway. Consulted "fixes" and discovered several leaks in the turbo system and pcv systems. repaired leaks and cleared memory, but still runs rich. Printed out fuel control mod...

7 Replies Received (View Replies)

  Related Documents & Media  1990 Volvo 740

 
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car Vehicle Data

1990 Volvo 740

VIN YN1FA874XL
Engine2.3 L / 4 cyl / GAS
Trans4-speed Automatic
DeliveryFI / SEFI
EmissionsFED
SymptomsExcessive Emissions
OccursAlways

Trouble Codes

113fuel system past limits
231adaptive fuel trim too ricn or lean
Message Closed

car Vehicle Data

1990 Volvo 740

VIN YN1FA874XL
Engine2.3 L / 4 cyl / GAS
Trans4-speed Automatic
DeliveryFI / SEFI
EmissionsFED
SymptomsExcessive Emissions
OccursAlways

Trouble Codes

113fuel system past limits
231adaptive fuel trim too ricn or lean