Mazda MX-6 1998, Workshop Manual

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CONTROL SYSTEM
Terminal Signal Connection Test condition
Voltage (V)/
Continuity
Inspection area
1G CPU ground GND
Constant: check for continuity to
ground
Yes GND
1H
Door ajar warning
light operation Door ajar warning
light
Ignition switch at ON B+
• METER 10 A
fuse
• Instrument cluster
Ignition switch at LOCK or ACC 0
11
Door open/closed
Door switch
Any door open: check for
continuity to ground
Yes
Door switch
All doors closed: check for
continuity to ground
No
1J Power supply ROOM 15 A fuse Constant B+ ROOM 15 A fuse
1K
Power door lock
one-touch system
input
Door lock switch
Door lock switch (LOCK) pushed:
measure resistance between to
ground
Yes (1 kQ)
Door lock switch
Door lock swtich (UNLOCK)
pushed: check for continuity to
ground
Yes
Door lock switch released: check
for continuity to ground
No
1L
—
Not used
— —
—
1M IG1
METER 10 A fuse
Ignition switch at ON B+
METER 10 A fuse
Ignition switch at LOCK or ACC 0
1N
Rear window
defroster switch
on/off
Rear window
defroster switch
Rear window defroster switch
pushed: check for continuity to
ground
Yes
Rear window
defroster switch
Rear window defroster switch
released: check for continuity to
ground
No
1 0
Seat belt
buckled/unbuckled
• Seat belt
warning light
• Buckle switch
Ignition switch
at ON
Driver’s side
seat belt
buckled
B+
• METER 10 A
fuse
• Instrument cluster
• Buckle switch
Driver’s side
seat belt
unbuckled
0
1P
Parking brake
lever pulled/
released
Parking brake
switch
Parking brake lever pulled: check
for continuity to ground
Yes
Parking brake
switch
Parking brake lever released:
check for continuity to ground
No
2A
Horn pad pushed
• Horn relay
• Horn switch
Horn switch on 0
• HORN 15 A fuse
• Horn relay
• Horn switch
Horn switch off
B+
2B
Power door lock
system output
(door lock)
Door lock timer unit
1
Door locked
B+->0-»B+
•
D.LOCK 30 A
fuse
•
Door lock timer
unit 1
Other
B+
2 0
Security light
operation
Security light
Security light turns on 0
•
ROOM 15 A fuse
•
Instrument cluster
Security light turns off
B+
2D
Power door lock
system output
(trunk unlock)
Door lock timer unit
2
Trunk lid unlocked
B+->0-»B+
•
D.LOCK 30 A
fuse
•
Door lock timer
unit 2
Other
B+
2E
Flasher unit
operation
•
Flasher unit
•
Hazard warning
switch
Hazard warning switch on 0
•
HAZARD 15 A
fuse
•
Flasher unit
•
Hazard warning
switch
Hazard warning switch off
B+
2F
Power door lock
system output
(driver’s side door
unlock)
Door lock timer unit
2
Driver’s side door unlocked
B+->0->B+
• D.LOCK 30 A
fuse
• Door lock timer
unit 2
Other B+
0 9 -4 0 -3