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Variable Tumble Solenoid Valve Inspection

VARIABLE TUMBLE SOLENOID VALVE INSPECTION[LF, L3]

1. Remove the variable tumble solenoid valve.




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".




LF




L3

Circuit Open/Short Inspection
1. Disconnect the PCM connector.




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