2001 Toyota Highlander 3.0L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on
thanks in advance for any help. this highlander came in for cel on and poor idle,scanned for codes and found po171,checked for vacuum leaks and cleaned maf,no change,replaced maf and now have po174 lean condition bank2,p1130 b1s1 [...] and p1150 b2s1 performan...
FIX posted 9/18/2006
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Vehicle Data2001 Toyota Highlander
Trouble Codes
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Message Closed w/FIX
Vehicle Data
2001 Toyota Highlander
VIN | JTEHF21A21 |
Engine | 3.0 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp On |
Occurs | Always |
Trouble Codes
P0171 | Fuel System Too Lean (Bank 1) |
P0174 | Fuel System Too Lean (Bank 2) |
P1130 | Oxygen Sensor (Bank 1 Sensor 1) Low Signal Variance |
P1150 | Air Fuel Ratio Sensor (Bank 2 Sensor 1) Circuit Range/Performance |