
1999 Toyota 4Runner SR5 3.4L Excessive Emissions, MIL Lamp on
This 4Runner runs great while in shop and most times while running down the road the fuel trim stays very close to a +/_10%. When doing 65 mph around 2500 rpm and under load and normal operating temp the LT fuel trim goes to 37%, not always though. Even in che...
FIX posted 2/21/2005
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Message Closed w/FIX
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VIN | JT3HN86R0X |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, MIL Lamp On |
Occurs | Hot, Under Load, Intermittently |
Misc. | California Emissions |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
1999 Toyota 4Runner SR5
VIN | JT3HN86R0X |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, MIL Lamp On |
Occurs | Hot, Under Load, Intermittently |
Misc. | California Emissions |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |