Variable Tumble Solenoid Valve Inspection

VARIABLE TUMBLE SOLENOID VALVE INSPECTION [LF, L3]

1. Remove the variable tumble solenoid valve. Service and Repair

2. Inspect airflow between the ports under the following conditions.

- If not as specified, replace the variable tumble solenoid valve.

- If as specified, carry out the "Circuit Open/Short Inspection".

Circuit Open/Short Inspection

1. Disconnect the PCM connector. Service and Repair

2. Inspect the following wiring harness for open or short (continuity check).

Open circuit

- If there is no continuity, the circuit is open. Repair or replace the wiring harness.

- Variable tumble solenoid valve terminal B and PCM terminal 2I*1, 2AI*2

- Variable tumble solenoid valve terminal A and main relay terminal A

Short circuit

- If there is continuity, the circuit is shorted. Repair or replace the wiring harness.

- Variable tumble solenoid valve terminal A and body ground

- Variable tumble solenoid valve terminal B and power supply

*1
California emission regulation applicable model and except for California emission regulation applicable model with LF MTX, L3
*2
Except for California emission regulation applicable model with LF ATX