Mazda MX-6 1998, Workshop Manual

Page: 1093 / 1282

TROUBLESHOOTING [AUDIO]
STEP
INSPECTION
ACTION
6 Is spacer properly installed?
SPACER
W 6 U 9 0 1 W S B
Yes Go to next step.
No Reinstall spacer.
O ’ 0 9 -2 0 MANUAL ANTENNA
REMOVAL/INSTALLATION
c r 0 9 -2 0 POWER ANTENNA
REMOVAL/INSTALLATION
7 With front antenna feeder still connected,
remove audio unit.
c r 0 9 -2 0 AUDIO UNIT REMOVAL
Is front antenna feeder secured away from
other wiring harness?
Yes Go to malfunction symptom No.3.
No
Secure audio unit antenna feeder away from other wiring
harness.
Vehicle-induced noise diagnostic chart
Name of noise
Condition
Noise when engine is
started
Fuel pump noise
Noise occurs immediately after ignition switch is turned to ON
Ignition noise
Consecutive noise
Tone changes when acceleration pedal is depressed
Generator noise
Whizzing noise occurs when acceleration pedal is depressed
Noise when electrical
parts are operated
W indshield wiper motor
noise
Howling noise occurs synchronized with windshield wiper operation
Windshield washer motor
noise
Noise occurs when windshield washer is operated
Power window regulator
noise
Noise occurs when power window is operated
Cooling fan motor noise Noise occurs when cooling fan is operated
Brake switch noise Noise occurs at beginning or end of brake operation
Turn signal light noise
Clicking noise occurs synchronized with turn signal light flash
Horn switch noise
Noise occurs when horn switch is depressed
Blower motor noise
Howling noise occurs when heater or air conditioner is operated
Condenser fan motor
noise
Howling noise occurs when air conditioner is operated
7
CD skips
TROUBLESHOOTING HINTS
Malfunction in audio unit installation
© CD skips
• Improper installation of audio unit
Malfunction in audio unit operation signal circuit
© CD skips
• Audio unit malfunction
Malfunction in output signal system of software
© CD skips
• CD malfunction
Influence of shock
© CD skips
• Malfunction by shock
STEP INSPECTION ACTION
1 Is audio unit shocked strongly?
Yes Reduce shocks.
No Go to next step.
2 Is CD clean? Yes
Go to next step.
No Replace CD wiped clean.
3
Is CD damaged? Yes Replace with good CD.
No Go to next step.
0 9 -0 1 N -1 0