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International Automotive Technicians Network
1991 Toyota 4Runner SR5 3.0L MIL Lamp on
Posted to Asian Driveability on 11/18/1999

Hello Toyota Techs! This vehicle sets the check engine light when the customer drives it for 20 miles or so. I've read it takes two trips to set a code 25 or 26. I cannot duplicate the problem and my meter shows the O2 switching fine plus I've replaced it ...

  Related Documents & Media  1991 Toyota 4Runner SR5

 
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car Vehicle Data

1991 Toyota 4Runner SR5

VIN JT3VN39W9M
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

25exhaust lean
26exhaust rich
Message Closed

car Vehicle Data

1991 Toyota 4Runner SR5

VIN JT3VN39W9M
Engine3.0 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

25exhaust lean
26exhaust rich