Mazda 3 Service Manual: Check Valve (One Way) Inspection [Mzr 2.3 Disi Turbo]
1. Disconnect the vacuum hose connected between the check valve and the purge solenoid valve from the purge solenoid valve..
2. Disconnect the vacuum hose connected between the check valve (one-way) and the intake manifold from the intake manifold..
3. Blow through the check valve (one-way) and verify that air flows as specified.
Specification
|
Condition |
Airflow |
|
Air applied from port A to B |
Yes |
|
Air applied from port B to A |
No* |
* The check valve (one-way) is normal if the aeration to port A is 3.5 kPa/min {0.03 kgf/cm2 min, 0.5 psi/min} or less
when 130 kPa {1.32 kgf/cm2, 18.9 psi}
is applied to port B.
-
If not as specified, replace the check valve (one-way)..
Charcoal Canister Removal/Installation [Mzr 2.0, Mzr 2.5]
Except for Mexico
1. Remove in the order indicated in the table.
1
Evaporative hose
2
Quick release connector
(See QUICK RELEASE CONNECTOR ...
Check Valve (Two Way) Removal/Installation [Mzr 2.0, Mzr 2.5]
Mexico
NOTE:
The check valve (two-way) cannot be removed as it is built into the rollover
valve.
The rollover valve cannot be removed as it is built into the fuel tank.
1. Re ...
Other materials:
Ignition Coil Inspection [Mzr 2.0, Mzr 2.5]
Ignition Coil Inspection
1. Perform the spark test and identify the malfunctioning cylinder..
2. Replace the ignition coil of the malfunctioning cylinder with that of a normal
cylinder, and perform the spark test again..
If the spark is not normal due to a malfunctioning ignition coil, ...
Transaxle Range (TR) Switch Inspection [FS5 A EL]
CAUTION:
Water or foreign objects entering the connector can cause a poor connection
or corrosion. Be sure not to drop water or foreign objects on the connector
when disconnecting it.
Operation Inspection
1. Perform the following procedures to inspect the TR switch.
If t ...
Timing Chain Removal/Installation [Mzr 2.0, Mzr 2.5]
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the plug hole plate..
4. Disconnect the wiring harness.
5. Remove the ignition coils..
6. Remove the spark plugs..
7. Remove the ventilation hose.
8. Remove the coolant reserve tank with the hose still c ...
