WARNING:
A hot engine can cause severe burns. Turn off the engine and wait until it is cool before servicing.
CAUTION:
Do not disassemble the hydraulic variable valve timing actuator because it is a precision unit.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the plug hole plate..
4. Remove the ignition coil/ion sensors..
5. Remove the cylinder head cover..
6. Verify that the notch of the rotor and projection of the cover on the hydraulic variable valve timing actuator are aligned and fitted.

If the notch of the rotor and projection of the cover are not aligned, rotate the crankshaft in the direction the engine rotates two turns and verify that they are aligned.
If the notch of the rotor and projection of the cover are still not aligned, replace the hydraulic variable valve timing actuator..
If, when turning the crankshaft, there is a hitting noise from the hydraulic variable valve timing actuator each time before the cam reaches its maximum lift, it means that the actuator is not secured. Replace the hydraulic variable valve timing actuator..
7. Install in the reverse order of removal.
Variable Valve Timing Actuator Removal/Installation [Mzr 2.3 Disi Turbo]Variable Valve Timing Actuator Removal/Installation [Mzr 2.3 Disi Turbo]
WARNING:
Fuel vapor is hazardous. It can very easily ignite, causing serious injury
and damage. Always keep sparks and flames away from fuel.
Fuel line spills and leakage are dangerous. Fuel can ignite and cause serious
injuries or death and damage. Fuel can also irritate skin ...
Battery Removal/Installation [Mzr 2.3 Disi Turbo]
1. Remove in the order indicated in the table.
2. Install in the reverse order of removal.
1
Battery cover
(See Battery Cover Removal Note.)
(See Battery Cover Installation Note.)
2
Negative battery cable
3
...
Front Fog Light Bulb Removal/Installation
Except Mazdaspeed3
1. Disconnect the negative battery cable..
2. Slightly bend back the mudguard..
3. Disconnect the connector.
4. Rotate the front fog light bulb in the direction of the arrow shown in the
figure.
5. Remove the front fog light bulb.
CAUTION:
A haloge ...