2000 Toyota 4Runner Limited 3.4L MIL Lamp on
THIS VEHICLE HAS A LEAN CODE PO171, CHECK MAS AIR FLOW AND FUEL PRESSURE AND BOTH ARE WITHIN SPEC. REPLACE AF SENSOR, SPARK PLUGS, FUEL FILTER, AND PCM. NO CHANGE, LONG TERM FUEL TRIM IS AT 39.2 WHICH IS FAR HIGHER THAN LIMITS, AT 38.8% LOAD IN FREEZE FRAM. AL...
FIX posted 8/17/2006
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Vehicle Data2000 Toyota 4Runner Limited
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2000 Toyota 4Runner Limited
VIN | JT3HN86R84 |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / SEFI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |