Mazda 3 manuals

Mazda 3 Service Manual: Valve Clearance Inspection [Mzr 2.0, Mzr 2.5]

Mazda 3 Service Manual / Engine / Engine Assembly / Valvetrain, Cylinder Head / Valve Clearance Inspection [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 oil level gauge.

9. Remove the cylinder head cover..

10. Remove the aerodynamic under cover No.2 and splash shield as a single unit..

11. Measure the valve clearance.

NOTE:

a. Turn the crankshaft clockwise so that the No.1 piston is at top dead center (TDC) of the compression stroke.

b. Measure the valve clearance at A in the figure.


c. If the valve clearance is out of the standard value, adjust it..

d. Turn the crankshaft 360°

clockwise so that the No.4 piston is at TDC of the compression stroke.

e. Measure the valve clearance at B in the figure.

f. If the valve clearance is out of the standard value, adjust it..

12. Install in the reverse order of removal.

Valve Clearance Adjustment [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 p ...

Exhaust & Emissions
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Other materials:

Keyless Control Module Configuration
1. Connect the M-MDS (IDS) to DLC-2. 2. After the vehicle is identified, select the following items from the initialization screen of the IDS. Select “Module Programming”. 3. Then, select items from the screen menu in the following order. Select “Programmable Module Ins ...

Power Window Lock Switch
This feature prevents all power windows from operating, except the driver's power window. Keep this switch in the locked position while children are in the vehicle. Locked position (button depressed): Only the driver's power window can be operated. Unlocked position (button not depressed ...

Starter Cut Relay Inspection [MTX]
Advanced Keyless Entry And Push Button Start System Only 1. Disconnect the negative battery cable. 2. Remove the following parts: a. Front scuff plate (LH). b. Front side trim (LH). c. Side wall. d. Console. 3. Set the bonnet release lever out of the way.. 4. Remove the lower panel.. ...

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