
1999 Toyota Tacoma Pre Runner 3.4L MIL Lamp on
I have a lean code that doesn't appear to be MAF related. MAF is clean and calc load is 82% under full throttle which tells me the MAF is ok. Long term fuel trims are 18% at idle and drops to about 5% during cruise which also tells me that the MAF is fine but ...
FIX posted 10/23/2008
![]()
iATN Members:
Login to view full TechHelp request Auto Repair Pros: Join iATN to read this TechHelp request Vehicle Owners: Find a nearby iATN member to repair your vehicle (View Replies)11 Replies Received(Hide Replies)11 Replies Received
|
Message Closed w/FIX
|
VIN | 4TASN92N8X |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Idle |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
Message Closed w/FIX
Vehicle Data
1999 Toyota Tacoma Pre Runner
VIN | 4TASN92N8X |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Idle |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |