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VARIABLE INDUCTION AIR CONTROL SYSTEM (VIAS) EC-755 C D E F G H I J K L M A EC 6. CHECK VIAS CONTROL SOLENOID VALVE POWER SUPPLY CIRCUIT 1. Turn ignition switch OFF. 2. Disconnect VIAS control solenoid valve harness connector. 3. Turn ignition switch ON. 4. Check voltage between VIAS control solenoid valveterminal 1 OK or NG OK >> GO TO 8. NG >> GO TO 7. 7. DETECT MALFUNCTIONING PART Check the following. ● Harness connectors M135, F105 ● Harness continuity between VIAS control solenoid valve and ECM relay >> Repair open circuit or short to ground or short to power in harness or connectors. 8. CHECK VIAS CONTROL SOLENOID VALVE OUTPUT SIGNAL CIRCUIT FOR OPEN AND SHORT 1. Turn ignition switch OFF. 2. Disconnect ECM harness connector. 3. Check harness continuity between ECM terminal 29 and terminal 2. 4. Also check harness for short to ground and short to power. OK or NG OK >> GO TO 9. NG >> Repair open circuit or short to ground or short to power in harness or connectors. 9. CHECK VIAS CONTROL SOLENOID VALVE Refer to EC-756, "Component Inspection" OK or NG OK >> GO TO 10. NG >> Replace VIAS control solenoid valve. PBIB2421E Voltage: Battery voltage PBIB0173E Continuity should exist. |