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1999 Toyota 4Runner Limited 3.4L MIL Lamp on
Posted to Asian Driveability on 4/14/2004 14 Replies

fREEZE FRAME DATA SHOWS: 2103 RPM, ECT @190 F. IAT @ 90 F, STFT @-3.9%, LTFT @ 36% CLOSED LOOP ACHEIVED. I think it is either a clogged filter (fuel) or bad MASS.

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  Related Documents & Media  1999 Toyota 4Runner Limited

 
Message Closed w/FIX

car Vehicle Data

1999 Toyota 4Runner Limited

VIN JT3GN8R2X0
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
Message Closed w/FIX

car Vehicle Data

1999 Toyota 4Runner Limited

VIN JT3GN8R2X0
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)