Airflow Inspection
Note
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.
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
- 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
- Purge solenoid valve terminal A (harness-side) and body GND
- Purge solenoid valve terminal B (harness-side) and power supply
Mazda 6 Service Manual: Dual proportioning valve inspection (without abs)
1. Connect the SSTs to the brake pipes as shown in the figure.
2. Bleed the air from the brake system.
3. Measure the fluid pressure of the master cylinder and the rear brake.
If not within the specification, replace the dual proportioning valve.
Fluid pressure
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Mazda 6 Service Manual: Engine coolant
ENGINE COOLANT LEVEL INSPECTION
Verify that the coolant level in the coolant reservoir is between the F and L
marks.
If the engine coolant level is below L, remove the radiator cap and add
coolant. (See COOLING SYSTEM SERVICE WARNINGS.)
ENGINE COOLANT REPLACEMENT
Warning
Drain the ...