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DTC P0112, P0113 IAT SENSOR EC-777 < SERVICE INFORMATION > [VK45DE] C D E F G H I J K L M A EC N P O OK or NG OK >> GO TO 2. NG >> Repair or replace ground connections. 2. CHECK INTAKE AIR TEMPERATURE SENSOR POWER SUPPLY CIRCUIT 1. Disconnect mass air flow sensor (intake air temperature sensor 2. Turn ignition switch ON. 3. Check voltage between mass air flow sensor terminal 5 and 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 GROUND CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Disconnect ECM harness connector. 3. Check harness continuity between mass air flow sensor terminal 6 and ECM terminal 67. 4. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 4. NG >> Repair open circuit or short to ground or short to power in harness or connectors. 4. CHECK INTAKE AIR TEMPERATURE SENSOR EC-778, "Component Inspection" OK or NG OK >> GO TO 5. NG >> Replace mass air flow sensor (with intake air temperature sensor). PBIB2195E PBIB3230E Voltage: Approximately 5V PBIB1169E Continuity should exist. |