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1992 Lexus SC400 4.0L MIL Lamp on
Posted to Asian Driveability on 3/4/2008 5 Replies

Not sure where to go on this one. I replaced both O2 sensors because they were weak (would not peak above 700 mv)hoping this would take care of the codes, but it didn't. The car came is with the complaint that the check engine light comes on after extended dri...

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  Related Documents & Media  1992 Lexus SC400

 
Message Closed w/Summary

car Vehicle Data

1992 Lexus SC400

VIN JT8UZ30C5N
Engine4.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

21Left Main Oxygen Sensor Circuit
28Right Main Oxygen Sensor Circuit
Message Closed w/Summary

car Vehicle Data

1992 Lexus SC400

VIN JT8UZ30C5N
Engine4.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
SymptomsMIL Lamp On
OccursIntermittently

Trouble Codes

21Left Main Oxygen Sensor Circuit
28Right Main Oxygen Sensor Circuit