CHECK HARNESS BETWEEN ECM AND TUMBLE GENERATOR VALVE POSITION SENSOR CONNECTOR.

Measure the resistance of harness between tumble generator valve position sensor connector and engine ground.

Connector & terminal

(E50) No. 3 — Engine ground:

QUESTION

Is the resistance 1 MΩ or more?

Yes No

Repair the ground short circuit of harness between tumble generator valve position sensor and ECM connector.