
1999 Toyota Sienna CE 3.0L MIL Lamp on
thanks in advanced - the front o2 or air/fuel sensors - are they supposed to switch like a normal o2 the only variance was from .65 - .64 i have cleaned the air flow sensor & checked for vacuum leaks. is there any test that can be done to it, before replacing ...
FIX posted 10/7/2006
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Message Closed w/FIX
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VIN | 4T3ZF19C1X |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Not Applicable |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
1999 Toyota Sienna CE
VIN | 4T3ZF19C1X |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Not Applicable |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |