CYLINDER HEAD TEMPERATURE (CHT) SENSOR REMOVAL/INSTALLATION [MZI-3.7]

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Note

•  Do not reuse the CHT sensor, install a new sensor.

1.  Disconnect the negative battery cable. (See BATTERY REMOVAL/INSTALLATION [MZI-3.7].)

2.  Perform the following procedure for easier access:

1.  Complete the “BEFORE SERVICE PRECAUTION”. (See BEFORE SERVICE PRECAUTION [MZI-3.7].)

2.  Remove the engine cover. (See ENGINE COVER REMOVAL/INSTALLATION [MZI-3.7].)

3.  Remove the ventilation hose. (See QUICK RELEASE CONNECTOR (EMISSION SYSTEM) REMOVAL/INSTALLATION [MZI-3.7].)

4.  Remove the throttle body connector. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZI-3.7].)

5.  Remove the vacuum hose (to purge solenoid valve). (See QUICK RELEASE CONNECTOR (EMISSION SYSTEM) REMOVAL/INSTALLATION [MZI-3.7].)

6.  Remove the vacuum hose (to master back). (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZI-3.7].)

7.  Remove the dynamic chamber. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZI-3.7].)

8.  Remove the fuel hose. (See QUICK RELEASE CONNECTOR (EMISSION SYSTEM) REMOVAL/INSTALLATION [MZI-3.7].)

9.  Remove the fuel distributor. (See FUEL INJECTOR REMOVAL/INSTALLATION [MZI-3.7].)

10.  Remove the intake manifold. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZI-3.7].)

3.  Disconnect the CHT sensor connector.

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4.  Remove the CHT sensor using the following tools:

•  Deep socket

3/8" Drive 20 mm, 6 point

•  Ratchet handle and torque wrench

3/8" Drive, Compact head type

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5.  Install in the reverse order of removal.

6.  Complete the “AFTER SERVICE PRECAUTION”. (See AFTER SERVICE PRECAUTION [MZI-3.7].)