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1999 Toyota 4Runner Limited 3.4L MIL Lamp on
Posted to Asian Driveability on 1/9/2004 17 Replies

vehicle arrived with po 420 only 4 possibilities are [...] leak. 2-A/F sensor (air fuel on bank one). [...] Oxygen sensor(bank one sensor 2). 4- Three-way catalytic converter. history on vehice is perfect maintenance by a very reputable repair facility. diagno...

17 Replies Received (View Replies)

  Related Documents & Media  1999 Toyota 4Runner Limited

 
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car Vehicle Data

1999 Toyota 4Runner Limited

VIN JT3HN87R9X
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.California Model

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)
Message Closed

car Vehicle Data

1999 Toyota 4Runner Limited

VIN JT3HN87R9X
Engine3.4 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways
Misc.California Model

Trouble Codes

P0420Catalyst Efficiency Below Threshold (Bank 1)