Mazda 2002 6 Workshop Manual page 983

Terminal Signal
T Lock/unlock
U —
V Lock/unlock
W Engine speed
X —
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–88
THEFT-DETERRENT SYSTEM
Connected to Test condition
Passenger's and rear
door lock-link switch
locked: inspect for
• Passenger's
continuity to ground
door lock-link
switch
Passenger's or any
• Rear door
rear door lock-link
lock-link switch
switch unlocked:
inspect for continuity
—
Driver's door lock-link
switch locked: inspect
for continuity to
• Driver's door
ground
lock-link switch
Driver's door lock-link
switch unlocked:
inspect for continuity
to ground
• ABS (ABS/TCS)
HU/CM (with
ABS (ABS/ (See T–88 W Terminal
TCS)) Inspection)
• DSC HU/CM
(with DSC)
—
Voltage (V)/
continuity
No
Yes
to ground
— —
No
Yes
—
— —
DLC-2
Action
• 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
—
• Inspect driver's door
lock-link switch
(See S–30 FRONT
DOOR LOCK
ACTUATOR
INSPECTION)
• Inspect related harness
• 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
—
A6E3970W002