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Home >> Cadillac >> 1996 >> Seville STS >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Tests W/Codes >> Diagnostic Trouble Codes >> DTC P0111 - IAT Sensor Circuit Performance >> Diagnostic Aids

Diagnostic Aids

Artificially changing the IAT temperature can be done by careful warming using heat gun or by cooling IAT in refrigerator, then allowing it to warm.