Mazda 2: Valve Clearance
VALVE CLEARANCE INSPECTION
1. Disconnect the negative battery cable.
2. Remove the splash shield (RH). (See DRIVE BELT REMOVAL/INSTALLATION).
3. Remove the fresh-air duct and the air cleaner as a single unit. (See
INTAKE-AIR SYSTEM REMOVAL/INSTALLATION).
4. Remove the ignition coils. (See IGNITION COIL REMOVAL/INSTALLATION).
5. Disconnect the ventilation hose. (See INTAKE-AIR SYSTEM
REMOVAL/INSTALLATION).
6. Set the vacuum hose out of the way.
7. Remove the cylinder head cover. (See TIMING CHAIN REMOVAL/INSTALLATION).
8. Measure the valve clearance.
NOTE:
- Make sure to note down the measured values for choosing the suitable
replacement tappets.
- Rotate the crankshaft clockwise so that the No.1 cylinder is at TDC of
the
compression stroke.
- Measure the valve clearance at A in the figure.
- If not within the specification, replace the tappet and adjust the
valve clearance to the median value. (See VALVE CLEARANCE ADJUSTMENT).
Valve clearance [Engine cold]
- IN: 0.27-0.33 mm {0.0107-0.0129 in}
- EX: 0.27-0.33 mm {0.0107-0.0129 in}
- Rotate the crankshaft clockwise 360
READ NEXT:
VARIABLE VALVE TIMING ACTUATOR INSPECTION
CAUTION:
The variable valve timing actuator cannot be disassembled since it is a
precision unit.
1. Disconnect the negative battery cable.
2. Remove the
OIL CONTROL VALVE (OCV) INSPECTION
Coil Resistance Inspection
1. Disconnect the negative battery cable.
2. Disconnect the OCV connector.
3. Measure the coil resistance between terminals A and B usin
TIMING CHAIN REMOVAL/INSTALLATION
WARNING:
Do not remove the jack from the engine with the bolt of engine mount No.
3 removed because the engine may fall off and
cause a serious accident.
1. Dis
SEE MORE:
Push Button Start Positions
The system operates only when the driver
is in the vehicle or within operational
range while the key is being carried.
Each time the push button start is pressed,
the ignition switches in the order of off,
ACC, and ON. Pressing the push button
start again from ON
Operate the air-conditioning system with
the engine running.
To prevent the battery from being
discharged, do not leave the fan control
dial on for a long period of time with the
ignition switched ON when the engine is
not running.
(With i-stop)
The airfl ow amount may decrea
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