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DTC P0117, P0118 ECT SENSOR EC-929 [VK45DE] C D E F G H I J K L M A EC Diagnostic Procedure NBS005CX 1. CHECK GROUND CONNECTIONS 1. Turn ignition switch OFF. 2. Loosen and retighten ground screws on the body. OK or NG OK >> GO TO 2. NG >> Repair or replace ground connections. 2. CHECK ECT SENSOR POWER SUPPLY CIRCUIT 1. Disconnect engine coolant temperature (ECT) sensor harness connector. 2. Turn ignition switch ON. 3. Check voltage between ECT sensor terminal 1 and ground with OK or NG OK >> GO TO 4. NG >> GO TO 3. 1. Body ground M70 2. Body ground M16 PBIB2782E : Vehicle front 1. Engine coolant temperature sensor 2. Engine coolant temperature sensor Voltage: Approximately 5V PBIB2684E PBIB0080E |