Mazda CX-9 2007 Service Highlights page 455

SECURITY AND LOCKS [KEYLESS ENTRY SYSTEM]
ON-BOARD DIAGNOSTIC SYSTEM (IMMOBILIZER SYSTEM) PID/DATA MONITOR FUNCTION [KEYLESS
ENTRY SYSTEM]
• The following items can be verified:
— Number of key ID numbers registered with the vehicle
• Use the Mazda Modular Diagnostic System (M-MDS) to read the PID/data monitor.
PID/Data Monitor Table
PID name (definition)
IC_NUMKEYS
(Number of key ID numbers registered in the
instrument cluster)
End Of Sie
NG: KEYLESS ENTRY SYSTEM
KEYLESS ENTRY SYSTEM OPERATION [KEYLESS ENTRY SYSTEM]
Lock/unlock
Note
• If any of the following conditions are met, the doors cannot be locked by operating the transmitter.
— The key is inserted in the ignition key cylinder.
— The ignition switch is not in the LOCK position.
— Any door is open.
• If any of the following conditions are met, the doors cannot be unlocked by operating the transmitter.
— The key is inserted in the ignition key cylinder.
— The ignition switch is not in the LOCK position.
1. When the transmitter is operated, the transmitter sends ID data and rolling code. They are received by the
keyless receiver and sent to the BCM.
2. When the BCM receives a lock/unlock signal from the transmitter and verifies the ID, the signal is sent to the all
lock actuators activate to lock/unlock.
3. The BCM operates the hazard warning lights flash to flash according to lock/unlock signal from the transmitter.
— When the LOCK button is pressed, the hazard warning lights flash once.
— When the UNLOCK button is operated, the hazard warning lights flash twice.
TRANSMITTER
End Of Sie
NG: POWER DOOR LOCK SYSTEM
Detected condition
Number of key ID numbers registered: 0—8
KEYLESS
RECEIVER
BCM
id0914b3102200
id0914b3102600
LOCK ACTUATOR
ac9uun00000353
09-14B–11
09-14B