Mazda 6 2002 - Page 940

T88
THEFT-DETERRENT SYSTEM
W Terminal Inspection
1. Connect SST (WDS or equivalent) to the vehicle
DLC-2 16-pin connector.
2. Access and monitor RPM of PID using SST
(WDS or equivalent).
• If engine speed signal normal, go to next step.
• If engine speed signal abnormal, inspect the
ABS (ABS/TCS) HU/CM, DSC HU/CM and
related wiring harness.
3. Inspect for continuity between the ABS (ABS/
TCS) HU/CM terminal X and the theft-deterrent
control module terminal W, or DSC HU/CM
terminal AB and the theft-deterrent control
module terminal W using an ohmmeter.
• If not continuity, replace the related wiring
harness.
• If wiring harness is normal, replace the theft-deterrent control.
End Of Sie
T Lock/unlock
• Passengers
door lock-link
switch
• Rear door
lock-link switch
Passengers and rear
door lock-link switch
locked: inspect for
continuity to ground
No
• Inspect passengers or
rear door lock-link switch
(See S30 FRONT
DOOR LOCK
ACTUATOR
INSPECTION)
(See S32 REAR DOOR
LOCK ACTUATOR
INSPECTION)
• Inspect related harness
Passengers or any
rear door lock-link
switch unlocked:
inspect for continuity
to ground
Yes
U    
V Lock/unlock
• Drivers door
lock-link switch
Drivers door lock-link
switch locked: inspect
for continuity to
ground
No
• Inspect drivers door
lock-link switch
(See S30 FRONT
DOOR LOCK
ACTUATOR
INSPECTION)
• Inspect related harness
Drivers door lock-link
switch unlocked:
inspect for continuity
to ground
Yes
W Engine speed
• ABS (ABS/TCS)
HU/CM (with
ABS (ABS/
TCS))
• DSC HU/CM
(with DSC)
(See T88 W Terminal
Inspection)

• Inspect ABS (ABS/TCS)
HU/CM
(See P29 ABS (ABS/
TCS) HU/CM
INSPECTION)
• Inspect DSC HU/CM
(See P40 DSC HU/CM
INSPECTION)
• Inspect related harness
X    
Terminal Signal Connected to Test condition
Voltage (V)/
continuity
Action
A6E3970W002