Mazda MX-6 1998, Workshop Manual

Page: 1017 / 1282

TROUBLESHOOTING [POWER DOOR LOCK SYSTEM]
Passenger’s side and rear side power door lock systems do not lock or unlock (Driver’s side door lock
system is okay).
________________________________________________________
TROUBLESHOOTING HINTS
Malfunction in power door lock system operation circuit
© Passenger’s side and rear side power door lock systems do not function
• Door lock timer unit 1 malfunction
• Malfunction in wiring harness between door lock timer unit 1 and door lock actuator
STEP INSPECTION
ACTION
Remove passenger’s side front door trim.
Partially peel off passenger’s side door
screen.
Check for continuity between terminal A at
passenger’s side door lock actuator connector
and terminal G at door lock tim er unit 1
connector?
Is there continuity?
G7
r I
E
1
C A
H F D
B
DOOR LOCK
TIMER UNIT 1
CONNECTOR
PASSENGER'S
SIDE DOOR
LOCK
ACTUATOR
CONNECTOR
W 6 U 9 0 1 W E R
Yes
No
If passenger’s side and rear side power door lock systems
do not unlock, check for open circuit between CPU
connector 2H terminal and door lock timer unit 1E
terminal.
If there is open circuit, repair wiring harness.
If there is continuity, replace door lock tim er unit 1.
For other symptoms, replace door lock timer unit 1.
Repair wiring harness between door lock timer unit 1 and
passenger’s side door lock actuator.
0 9 -0 1 E -1 9