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2000 Toyota 4Runner Limited 3.4L MIL Lamp on
Posted to Asian Driveability on 2/26/2004 16 Replies

this 4runner just lacks power. po171 present. the long term fuel trim is at 39 in freeze frame. no vac leaks, fuel pressure is ok. I'm going to look at the mass air flow sensor real carefully tomorrow. Any ideas would be greatly appreciated.

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  Related Documents & Media  2000 Toyota 4Runner Limited

 
Message Closed w/FIX

car Vehicle Data

2000 Toyota 4Runner Limited

VIN [No VIN Available]
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursUnder Load

Trouble Codes

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

car Vehicle Data

2000 Toyota 4Runner Limited

VIN [No VIN Available]
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursUnder Load

Trouble Codes

P0171Fuel System Too Lean (Bank 1)