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1997 Saturn SL2 1.9L MIL Lamp on, PO172
Posted to GM Driveability on 3/12/2008 5 Replies

Done everything we can think of. Still running rich, but runs and drives perfectly. Freeze frame info: ST fuel trim: -7.0, LT fuel trim: -21.9, MAP 13.6 hg Rpm 778. Closed loop. Will only set code when foot on brake in drive. Will consistently reset code after...

5 Replies Received (View Replies)

  Related Documents & Media  1997 Saturn SL2

 
Message Closed w/FIX

car Vehicle Data

1997 Saturn SL2

VIN 1G8ZK5270V
Engine1.9 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Po172
OccursHot, Under Load, Idle, Foot on Brake in Drive at Idle
Misc.Sl2

Trouble Codes

P0172Fuel System Too Rich (Bank 1)
Message Closed w/FIX

car Vehicle Data

1997 Saturn SL2

VIN 1G8ZK5270V
Engine1.9 L / 4 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / MFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp on, Po172
OccursHot, Under Load, Idle, Foot on Brake in Drive at Idle
Misc.Sl2

Trouble Codes

P0172Fuel System Too Rich (Bank 1)