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1995 Volvo 850 2.4L Excessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp on
Posted to European Driveability on 7/16/2004 9 Replies

Vehicle runs rough, stalls and has black smoke from tailpipe. check engine light is on. using the A-B pushbutton interface under hood we acquired a code 121, mass airflow sensor. Using ast retreiver we get a code 314, cam position sensor. Seems very strange th...

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  Related Documents & Media  1995 Volvo 850

 
Message Closed w/FIX

car Vehicle Data

1995 Volvo 850

VIN YV1LS5513S
Engine2.4 L / 5 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / LH 4.3
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp On
OccursAlways

Trouble Codes

121Mass air flow senser signal faulty
314cam position sensor signal faulty
Message Closed w/FIX

car Vehicle Data

1995 Volvo 850

VIN YV1LS5513S
Engine2.4 L / 5 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / LH 4.3
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Poor Fuel Economy, MIL Lamp On
OccursAlways

Trouble Codes

121Mass air flow senser signal faulty
314cam position sensor signal faulty