Mazda CX-7 2007 Workshop Manual page 1381

Diagnostic procedure
STEP
1 INSPECT FRONT DOOR LATCH AND LOCK
ACTUATOR (DRIVER-SIDE) CONNECTOR
• Disconnect the front door latch and lock
actuator (driver-side) connector.
• Inspect the front door latch and lock actuator
(driver-side) connector terminals for poor
connection (such as damaged/pulled-out
pins, and corrosion).
• Is there any malfunction?
2 INSPECT BCM CONNECTOR
• Disconnect the BCM connector.
• Inspect the BCM connector terminals for
poor connection (such as damaged/pulled-
out pins, and corrosion).
• Is there any malfunction?
3 INSPECT FRONT DOOR LATCH AND LOCK
ACTUATOR (DRIVER-SIDE) SIGNAL CIRCUIT
FOR SHORT TO GND
• Inspect for continuity between BCM terminal
5G (wiring harness-side) and body GND.
• Is there continuity?
4 INSPECT FRONT DOOR LATCH AND LOCK
ACTUATOR (DRIVER-SIDE)
• Inspect the front door latch and lock actuator
(driver-side).
(See 09-14-6 FRONT DOOR LATCH AND
LOCK ACTUATOR INSPECTION.)
• Is there any malfunction?
5 VERIFY TROUBLESHOOTING COMPLETED
• Make sure to reconnect all disconnected
connectors.
• Clear the DTC from the BCM memory using
the M-MDS.
• Perform the self-test.
(See 09-02F-26 BCM SELF-TEST[BCM].)
• Is the same DTC present?
End Of Sie
ON-BOARD DIAGNOSTIC [BCM]
INSPECTION
Yes Repair or replace the terminal, then go to Step 5.
No Go to the next step.
Yes Repair or replace the terminal, then go to Step 5.
No Go to the next step.
Yes Repair or replace the wiring harness for a possible short to
GND, then go to Step 5.
No Go to the next step.
Yes Replace the front door latch and lock actuator (driver-side),
then go to the next step.
(See 09-14-5 FRONT DOOR LATCH AND LOCK
ACTUATOR REMOVAL/INSTALLATION.)
No Go to the next step.
Yes Replace the BCM.
(See 09-40-1 BODY CONTROL MODULE (BCM)
REMOVAL/INSTALLATION.)
No DTC troubleshooting completed.
ACTION
09-02F–19
09-02F