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EC-186 [QG (WITH EURO-OBD)] DTC P0112, P0113 IAT SENSOR Diagnostic Procedure EBS00QIZ 1. CHECK INTAKE AIR TEMPERATURE SENSOR POWER SUPPLY CIRCUIT 1. Turn ignition switch “OFF”. 2. Disconnect mass air flow sensor (intake air temperature sensor 3. Turn ignition switch “ON”. 4. Check voltage between MAF sensor terminal 5 and ground. OK or NG OK >> GO TO 2. NG >> Repair open circuit or short to ground or short to power in harness or connectors. 2. CHECK INTAKE AIR TEMPERATURE SENSOR GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch “OFF”. 2. Disconnect ECM harness connector. 3. Check harness continuity between MAF sensor terminal 3 and ECM terminal 67. 4. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 3. NG >> Repair open circuit or short to ground or short to power in harness or connectors. 3. CHECK INTAKE AIR TEMPERATURE SENSOR Refer to EC-187, "Component Inspection" . OK or NG OK >> GO TO 4. NG >> Replace mass air flow sensor (with intake air temperature sensor). 4. CHECK INTERMITTENT INCIDENT Refer to EC-138, "TROUBLE DIAGNOSIS FOR INTERMITTENT INCIDENT" . >> INSPECTION END MBIB0096E Voltage: Approximately 5V PBIB0066E Continuity should exist. |