Mazdaspeed6 L4-2.3L Turbo (2006)
Wastegate Solenoid: Testing and Inspection
WASTEGATE CONTROL SOLENOID VALVE INSPECTION
1. Remove the wastegate control solenoid valve.
2. Inspect the airflow between the ports under the following conditions.
-
If not as specified, replace the wastegate control solenoid valve.
-
If as specified, carry out the "Circuit Open/ Short Inspection".
Circuit Open/Short Inspection
1. Disconnect the PCM connector.
2. Inspect the following wiring harness for an open or short circuit (continuity check).
Open circuit
-
If there is no continuity, there is an open circuit. Repair or replace the wiring harness.
-
Variable swirl solenoid valve terminal B and PCM terminal 4H
-
Variable swirl solenoid valve terminal A and main relay terminal C
Short circuit
-
If there is continuity, there is a short circuit. Repair or replace the wiring harness.
-
Variable swirl solenoid valve terminal B and body around
