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Home >> Lexus >> 1993 >> SC 300 Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Introduction >> Diagnostic Trouble Codes >> Code 22
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Code 22

Condition is: open or short in coolant temperature sensor circuit for more than 0.5 second. Probable cause: open or short in coolant temperature sensor circuit, defective coolant temperature sensor or defective ECM.