Mazda CX-9 Grand Touring 2009 Manual page 860

KS terminal C and power supply
KS terminal C and body ground
KS terminal D and power supply
KS terminal D and body ground
CYLINDER HEAD TEMPERATURE (CHT) SENSOR
REMOVAL/INSTALLATION [MZI-3.7]
NOTE:
Do not reuse the CHT sensor, install a new sensor.
1. Disconnect the negative battery cable.
2. Remove the following part for easier access.
Perform the following procedure to remove the intake manifold.
1. Remove the ventilation hose. (See QUICK RELEASE CONNECTOR (EMISSION SYSTEM)
REMOVAL/INSTALLATION [MZI-3.7] .)
2. Remove the vacuum hose (to purge solenoid valve). (See QUICK RELEASE CONNECTOR
(EMISSION SYSTEM) REMOVAL/INSTALLATION [MZI-3.7] .)
3. Remove the fuel hose. (See QUICK RELEASE CONNECTOR REMOVAL/INSTALLATION
[MZI-3.7] .)
4. Remove the fuel distributor. (See FUEL INJECTOR REMOVAL/INSTALLATION [MZI-
3.7] .)
3. Remove the intake manifold. (See INTAKE-AIR SYSTEM REMOVAL/INSTALLATION [MZI-
3.7] .)
4. Disconnect the CHT sensor connector.
5. Remove the CHT sensor using the following tools.
Socket 3/8", 20 mm, 6 point
Ratchet handle and torque wrench 3/8" Drive
Fig. 38: Identifying CHT Sensor Connector
Courtesy of MAZDA MOTORS CORP.
2008 Mazda CX-9 Grand Touring
2008 ENGINE Control System (MZI-3.7) - Mazda CX-9