Mazda CX 7. Manual — part 353

SYMPTOM TROUBLESHOOTING [POWER WINDOW SYSTEMS (AUTO-OPEN/

CLOSE FUNCTION)]

09-03A–13

09-03A

No.4 ABNORMAL NOISE WHEN THE DOOR GLASS IS OPENING OR CLOSING[POWER WINDOW SYSTEMS
(AUTO-OPEN/CLOSE FUNCTION)]

id090360810000

Diagnostic procedure

End Of Sie

4

Abnormal noise when the door glass is opening or closing

POSSIBLE

CAUSE

• Installation screw is loose between the door glass and carrier plate.

• Deformity in the power window regulator plastic part due to use.

— Scratching, wear marks to the power window regulator resin part due to twisting of the cable.

— Gear deformity in the power window motor.

Note

• Identify the location of the noise using a stethoscope or similar device.

Noise type

Time of

occurrence

Possible cause

Location of noise

Action

Clanking noise

Door glass
begins to move

Insufficiently tightened installation
screw between the door glass and
carrier plate.

Between door glass
lower edge and carrier
plate.

Securely tighten the
installation screw.

Groaning noise
(Sound
increases due to
use)

While door glass
is operating

Vibration caused by wear on the
resin part from cable twisting due
to use of the power window
regulator.

Note

• Noise does not occur if a

roller is equipped to power
window regulator resin part.

Power window regulator

Replace the power
window regulator
(See 09-12-5 FRONT
POWER WINDOW
REGULATOR REMOVAL/
INSTALLATION.)
(See 09-12-6 REAR
POWER WINDOW
REGULATOR REMOVAL/
INSTALLATION.)

Whining noise

Gear inside power window motor is
deformed due to use.

Gear in power window
motor

Replace the power
window motor
(See 09-12-7 POWER
WINDOW MOTOR
REMOVAL/
INSTALLATION.)

Clicking noise
(Periodic noise)

RESIN PART

POWER WINDOW MOTOR

CARRIER PLATE

POWER WINDOW
REGULATOR

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SYMPTOM TROUBLESHOOTING [POWER WINDOW SYSTEMS (EXTERIOR OPEN/

CLOSE FUNCTION)]

09-03B–1

09-03B

09-03B SYMPTOM TROUBLESHOOTING [POWER
WINDOW SYSTEMS (EXTERIOR OPEN/CLOSE FUNCTION)]

QUICK DIAGNOSTIC CHART[POWER

WINDOW SYSTEMS (EXTERIOR
OPEN/CLOSE FUNCTION)] . . . . . . . . . 09-03B–2

No.1 UNABLE TO COMMUNICATE WITH

GENERIC ELECTRONIC MODULE
(GEM)[POWER WINDOW SYSTEMS
(EXTERIOR OPEN/CLOSE
FUNCTION)] . . . . . . . . . . . . . . . . . . . . . 09-03B–3

No.2 DOOR GLASS DOES NOT

OPERATE USING THE KEYLESS
TRANSMITTER[POWER WINDOW
SYSTEMS (EXTERIOR OPEN/CLOSE
FUNCTION)] . . . . . . . . . . . . . . . . . . . . . 09-03B–3

No.3 DOOR GLASS DOES NOT

OPERATE USING THE REQUEST
SWITCH[POWER WINDOW SYSTEMS
(EXTERIOR OPEN/CLOSE
FUNCTION)] . . . . . . . . . . . . . . . . . . . . . 09-03B–4

No.4 PASSENGER'S DOOR GLASS

DOES NOT OPERATE[POWER
WINDOW SYSTEMS (EXTERIOR
OPEN/CLOSE FUNCTION)]. . . . . . . . . . 09-03B–5

No.5 DOOR GLASS STOPS BEFORE

FULLY OPENING/CLOSING[POWER
WINDOW SYSTEMS (EXTERIOR
OPEN/CLOSE FUNCTION)]. . . . . . . . . . 09-03B–5

No.6 DOOR GLASS REVERSES

BEFORE IT FULLY OPENS
[POWER WINDOW SYSTEMS
(EXTERIOR OPEN/CLOSE
FUNCTION)] . . . . . . . . . . . . . . . . . . . . . . 09-03B–6

No.7 DRIVER'S AND PASSENGER'S

DOOR GLASSES OPERATE
ACCIDENTALLY[POWER WINDOW
SYSTEMS (EXTERIOR OPEN/CLOSE
FUNCTION)] . . . . . . . . . . . . . . . . . . . . . . 09-03B–7

No.8 PASSENGER'S DOOR GLASS

OPERATES ACCIDENTALLY[POWER
WINDOW SYSTEMS (EXTERIOR
OPEN/CLOSE FUNCTION)]. . . . . . . . . . 09-03B–7

End of Toc

WM: POWER WINDOW SYSTEM

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SYMPTOM TROUBLESHOOTING [POWER WINDOW SYSTEMS (EXTERIOR OPEN/

CLOSE FUNCTION)]

09-03B–2

QUICK DIAGNOSTIC CHART[POWER WINDOW SYSTEMS (EXTERIOR OPEN/CLOSE FUNCTION)]

id090361808500

Note

• The exterior open/close function does not operate when the following conditions are met.

— Any door or liftgate is open.

— The key is inserted in the steering lock.

— The start knob is not in the LOCK position.

• The auto-open/close function (the exterior open/close function) does not operate if the power window

initialization procedure has been reset.

• Depending on the temperature and battery conditions, the window may reverse on rare occasions.

1

2

3

4

5

6

7

8

Possible factor

Troubleshooting item

Power window main switch malfunction

Power window subswitch (passenger's) malfunction

Battery malfunction (low voltage)

Power window system initial setting error

Power window motor malfunction

Request switch malfunction

Key is inserted in steering lock.

Open circuit in wiring harness between
power window main switch and power window subswitch

Improper installation of door glass

Open circuit in wiring harness between
power window main switch and BCM

BCM malfunction

Open circuit in wiring harness between
keyless receiver and BCM

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

X

Any door or liftgate is open.

Transmitter malfunction

X

X

X

X

X

X

X

X

Keyless control module malfunction

Start knob is in a position other than LOCK position.

Keyless entry system signal reception error
(outside operation area, radio signal interference)

Door glass does not oper

ate using the

request s

witch

Door glass does not oper

ate using the

k

e

yless tr

ansmitter

Door glass does not oper

ate e

v

en though

v

a

rious oper

ations are perf

or

med

P

assenger's door glass do not oper

ate

Door glass stops bef

ore fully

opening/closing

Door glass re

v

erses bef

ore it fully opens

Dr

iv

er's and passenger's door glasses

oper

ate accidentally

P

assenger's door glass oper

ates

X

X

X

X

X

X

X

X

X

Open circuit in wiring harness between request
switch and keyless control module.

X: Applied

Advanced keyless control module malfunction

Power window subswitch malfunction

Power window main switch malfunction

X

X

X

X

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