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1991 Toyota Land Cruiser 4.0L MIL Lamp on
Posted to Asian Driveability on 8/25/2005 7 Replies

Not sure why these codes keep coming back on every few [...] has no complaints on driveability. We cleaned injectors, throttle body, air mass meter,air fuel ratio valve. Have checked for vacuum leaks and checked [...] lights and after a week or so check engine...

7 Replies Received (View Replies)

  Related Documents & Media  1991 Toyota Land Cruiser

 
Message Closed w/Summary

car Vehicle Data

1991 Toyota Land Cruiser

VIN JT8FJ80WXM
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

25Air fuel ratio lean
26Air fuel ratio rich
51Switch condition signal
Message Closed w/Summary

car Vehicle Data

1991 Toyota Land Cruiser

VIN JT8FJ80WXM
Engine4.0 L / 6 cyl / GAS
Trans4-speed Automatic
DeliveryFI
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

25Air fuel ratio lean
26Air fuel ratio rich
51Switch condition signal