Home >> Volvo >> 2009 >> V50 Base, 2.4 39 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control Module (ECM) Diagnostic Trouble Codes - 1 Of 9 >> ECM-132D: Intake Air Temperature (IAT) Sensor. Signal Too Low (B5254T3; 2005-2006) >> Diagnostic Trouble Code (DTC) Information ECM-132D >> Signal Too High / Signal Too Low