Mazda CX-9 Grand Touring 2009 Manual page 845

Fig. 24: Identifying CMP And PCM Sensor Harness Side Connector
Courtesy of MAZDA MOTORS CORP.
1. Disconnect the PCM connector. (See PCM REMOVAL/INSTALLATION [MZI-3.7].)
2. Inspect the following harness for open or short circuit. (Continuity check)
Open circuit
CMP sensor (RH) terminal A and PCM terminal 2X
CMP sensor (RH) terminal B and PCM terminal 2C
CMP sensor (LH) terminal A and PCM terminal 2AB
CMP sensor (LH) terminal B and PCM terminal 2C
Short circuit
CMP sensor (RH) terminal A and power supply
CMP sensor (RH) terminal A and body ground
CMP sensor (RH) terminal B and power supply
CMP sensor (LH) terminal A and power supply
CMP sensor (LH) terminal A and body ground
2008 Mazda CX-9 Grand Touring
2008 ENGINE Control System (MZI-3.7) - Mazda CX-9