Mazda 2007 CX-9, Service Highlights

Page: 590 / 614

INSTRUMENTATION/DRIVER INFO.
09-22–18
INFORMATION DISPLAY CONSTRUCTION/OPERATION
id092200100400
Display Function
•
Displays information for the audio system (such as volume and frequency), air conditioner system (such as air
flow volume, set temperature, and mode), and hands-free telephone system based on the signals from the
audio unit, the climate control module, and the hands-free telephone unit.
Clock Function
•
A clock is integrated.
•
Time can be adjusted with the buttons on the left side of the information display.
Input/output Check Function
•
An input/output check function has been adopted which performs signal input to the display and examines the
LCD according to the micro-computer built into the information display.
Check code
•
When the signal output part indicated in the table below is activated, the micro-computer performs self-
diagnosis of the signal input to the information display. Also, inspection of segments and dots is possible by
illuminating the entire LCD.
AIR CONDITIONER DISPLAY
AUDIO VOLUME DISPLAY
FREQUENCY DISPLAY
ac9uun00000205
SET BUTTON
TIME DISPLAY
CLOCK BUTTON
ac9uun00000206
Check code Signal output part Malfunction location
01 Information display CAN system communication error
02
•
Audio unit
•
Climate control module
Communication error to signal output part
04 TNS relay
•
TNS relay
•
TNS signal wiring harness
06 Ignition switch Ignition switch
07
Dimmer cancel switch
(Instrument cluster)
•
Instrument cluster
•
Related wiring harness
— LCD —
3423-1U-06H(09-22).fm 18 ページ ２００６年１１月２１日 火曜日 午後５時４９分