Mazda CX-9 Grand Touring 2009 Manual page 2372

2008 BODY & ACCESSORIES Symptom Troubleshooting [Power Window System (Exterior Open/Close Function)] -
Does the door lock/unlock normally? No
NO.2 DOOR GLASS DOES NOT OPERATE USING THE KEYLESS
TRANSMITTER [POWER WINDOW SYSTEMS (EXTERIOR OPEN/CLOSE
FUNCTION)]
POSSIBLE CAUSE CHART
DOOR GLASS DOES NOT OPERATE USING THE KEYLESS
2
TRANSMITTER
POSSIBLE
CAUSE
DIAGNOSTIC PROCEDURE
DIAGNOSTIC PROCEDURE
Step
Inspect the door lock/unlock operation
1 using the transmitter.
Does it operate normally?
Inspect the open/close condition of the
doors and the liftgate.
2
Is the reason why they do not
lock/unlock because a door or the
liftgate is open?
Verify whether the key is in the
steering lock.
2008 Mazda CX-9 Grand Touring
Keyless control module malfunction
BCM malfunction
Open circuit in wiring harness between keyless control module and BCM
Any door or liftgate is open
Key is inserted in steering lock
Inspection
Mazda CX-9
Replace the BCM.
(See BODY CONTROL MODULE (BCM)
REMOVAL/INSTALLATION .)
Inspect the following parts, and repair or replace.
BCM
(See BODY CONTROL MODULE
(BCM) INSPECTION .)
Yes
Keyless control module (Vehicles with
advanced keyless system)
(See KEYLESS CONTROL MODULE
INSPECTION [ADVANCED KEYLESS
SYSTEM] .)
No Go to the next step.
System is normal (Does not operate when a door
Yes
or the liftgate is open).
No Go to the next step.
System is normal (Does not operate when the key
Yes
is inserted in the steering wheel lock)
Action