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DTC P0112, P0113 IAT SENSOR EC-1343 [VG33ER] C D E F G H I J K L M A EC Diagnostic Procedure UBS00DTU 1. CHECK INTAKE AIR TEMPERATURE SENSOR POWER SUPPLY CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect intake air temperature sensor harness connector. 3. Turn ignition switch ON. 4. Check voltage between terminal 1 and ground. OK or NG OK >> GO TO 3. NG >> GO TO 2. 2. DETECT MALFUNCTIONING PART Check the following. ● Harness connectors E43, M65 ● Harness connectors M81, F36 ● Harness for open or short between ECM and intake air temperature sensor >> Repair harness or connectors. 3. CHECK INTAKE AIR TEMPERATURE SENSOR GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Check harness continuity between intake air temperature sensor terminal 2 and engine ground. 3. Also check harness for short to power. OK or NG OK >> GO TO 5. NG >> GO TO 4. LEC519 Voltage: Approximately 5V SEF203W Continuity should exist. |