Mazda MX-6 1998, Workshop Manual

Page: 1269 / 1282

CONTROL SYSTEM
Terminal Signal Connection Test condition
Voltage (V)/
Continuity
Inspection area
2G
— Not used — — —
2H
Power door lock
system output
(door unlock)
Door lock timer unit
1
Door unlocked B+->0->B+
• D.LOCK 30 A
fuse
• Door lock timer
unit 1
Other
B+
21 — Not used — — —
2J
Trunk key cylinder
switch unlock Trunk key cylinder
switch
Trunk key cylinder switch at
unlock position
0
Trunk key cylinder
switch
Other
5
2K — Not used
— — —
2L — Not used —
— —
2M — Not used — — —
2N — Not used — — —
2 0
Power door lock
system input
Keyless unit
Transmitter lock button pressed
5—»approx.
3.5-»5
• ROOM 15 A fuse
• Keyless unit
Transmitter unlock button
pressed 5->approx.
1.7—>5
Transmitter trunk button pressed
5 —>approx.
0—>5
Other 5
2P
— Not used —
— —
3A
Headlight relay
operation
Headlight relay
Headlight switch at 2nd position
0
• HEAD 30 A
circuit breaker
• Headlight relay
Headlight switch at OFF or 1st
position
B+
3B
Headlight switch
on/off
Headlight switch
Headlight switch at 2nd position 0
Light switch
Headlight switch at OFF or 1st
position
5
3C
Hood open/closed Hood switch
Hood open
0
Hood switch
Hood closed 5
3D
— Not used — — —
3F
Rear window
defroster relay
operation
Rear window
defroster relay
Ignition switch
at ON
Rear window
defroster
switch on
0
• DEFOG 40 A
circuit breaker
• Rear window
defroster relay
Other B+
3H —
Not used — — —
31
TNS switch on/off Headlight switch
Headlight switch at 1st or 2nd
position
0
Light switch
Headlight switch at OFF 5
3J
TNS relay
operation
TNS relay
Headlight switch at 1st or 2nd
position
0
• TAIL 15 A fuse
• TNS relay
Headlight switch at OFF B+
4A
LH headlight
operation (low
beam)
LH headlight (low
beam)
Headlight
switch at 2nd
position
Dimmer switch
at LO
0
• H /L -L 1 5 A fu s e
• LH headlight
Dimmer switch
at HI
B+
4B CPU ground GND
Constant: check for continuity to
ground
Yes GND
4C
RH headlight
operation (low
beam)
RH headlight (low
beam)
Headlight
switch at 2nd
position
Dimmer switch
at LO
0
• H/L-R 15 A fuse
• RH headlight
Dimmer switch
at HI
B+
4D CPU ground GND
Constant: check
ground
for continuity to
Yes
GND
0 9 -4 0 -4