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2001 Toyota Highlander 3.0L Excessive Emissions, Poor Idle Quality, Misfire, MIL Lamp on
Posted to Asian Driveability on 9/11/2006 7 Replies

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...

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  Related Documents & Media  2001 Toyota Highlander

 
Message Closed w/FIX

car Vehicle Data

2001 Toyota Highlander

VIN JTEHF21A21
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P1130Oxygen Sensor (Bank 1 Sensor 1) Low Signal Variance
P1150Air Fuel Ratio Sensor (Bank 2 Sensor 1) Circuit Range/Performance
Message Closed w/FIX

car Vehicle Data

2001 Toyota Highlander

VIN JTEHF21A21
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsExcessive Emissions, Poor Idle Quality, Misfire, MIL Lamp On
OccursAlways

Trouble Codes

P0171Fuel System Too Lean (Bank 1)
P0174Fuel System Too Lean (Bank 2)
P1130Oxygen Sensor (Bank 1 Sensor 1) Low Signal Variance
P1150Air Fuel Ratio Sensor (Bank 2 Sensor 1) Circuit Range/Performance