Mazda CX-9 Grand Touring 2007 Manual page 178

RESISTANCE INSPECTION
1. Turn the ignition switch to LOCK.
2. Disconnect the KS connector.
3. Measure the resistance between the KS terminals.
KS(RH): KS terminals A and B
KS(LH): KS terminals C and D
If not as specified, replace the KS.
If the KS is normal, but PID value is out of specification, perform the "Circuit Open/Short
Inspection".
KS resistance
4.39-5.35 Mohms
CIRCUIT OPEN/SHORT INSPECTION
Fig. 34: Identifying KS Sensor & PCM Related Connector Terminals
Courtesy of MAZDA MOTORS CORP.
2007 Mazda CX-9 Grand Touring
2007 ENGINE PERFORMANCE Control System (MZI-3.5) - CX-9