Mazda 6 Service Manual: Purge solenoid valve inspection
Airflow Inspection
Note
- Perform the following test only when directed.
1. Disconnect the negative battery cable.
2. Remove the purge solenoid valve. (See PURGE SOLENOID VALVE REMOVAL/INSTALLATION.)
3. Inspect airflow between the ports under the following conditions.
- If not as specified, replace the purge solenoid valve.
- If as specified, carry out the Circuit Open/Short Inspection.
Circuit Open/Short Inspection
1. Disconnect the PCM connector. (See F43 PCM REMOVAL/INSTALLATION.)
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 harness.
- Purge solenoid valve terminal A (harness-side) and PCM terminal 4U
- Purge solenoid valve terminal B (harness-side) and main relay terminal C (harness-side)
Short circuit
- If there is continuity, the circuit is shorted. Repair or replace the harness.
- Purge solenoid valve terminal A (harness-side) and body GND
- Purge solenoid valve terminal B (harness-side) and power supply
Purge solenoid valve removal/installation
1. Disconnect the negative battery cable.
2. Remove in the order indicated in the table.
3. Install in the reverse order of removal.
Vacuum Hose Installation Note
Attach the vacuum hose onto t ...
Egr valve removal/installation
1. Disconnect the negative battery cable.
2. Disconnect the EGR valve connector.
3. Remove in the order indicated in the table.
4. Install in the reverse order of removal.
Water Hose Removal N ...
Other materials:
Mazda 6 Service Manual: Engine tune-up
IGNITION TIMING INSPECTION
Note
Ignition timing is not adjustable.
Ignition timing verification requires WDS or equivalent.
1. Turn off the electrical loads.
2. Warm up the engine as follows.
(1) Start the engine.
(2) Maintain the engine speed at approx. 3,000 rpm until the
cooli ...
Mazda 6 Service Manual: Turning the Engine Off
WARNINGDo not stop the engine while the vehicle is moving: Stopping the
engine while the vehicle is moving for any reason other than in an emergency is
dangerous. Stopping the engine while the vehicle is moving will result in reduced
braking ability due to the loss of power braking, which coul ...