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Standard (Reference)

Fig 1: Locating DSC HU/Control Module Connector Terminals
G09075247Courtesy of MAZDA MOTORS CORP.
Terminal Signal Name Connected Measured Item Measured Terminal (Measurement Condition) Standard Inspection Item(S)
A Power supply Battery Voltage Under any condition B+
  • Wiring harness (A-battery)
(solenoid operation)
B Power supply Battery Voltage Under any condition B+
  • Wiring harness (B-battery)
(motor operation)
C CAN_H CAN module This terminal is used for communication and cannot be used for malfunction determination during terminal voltage inspection. Perform a DTC inspection.
D CAN_L CAN module This terminal is used for communication and cannot be used for malfunction determination during terminal voltage inspection. Perform a DTC inspection.
E - - - - - -
F - - - - - -
G - - - - - -
H - - - - - -
I Power supply (system) Ignition switch Voltage Ignition switched ON (engine off). B+
  • Wiring harness (I-ignition switch)
Switch the ignition OFF. 1 V or less
J RF wheel-speed (+) RF ABS wheel-speed sensor Continuity J-RF ABS wheel-speed sensor terminal A Continuity detected
  • Wiring harness (J-RF ABS wheel-speed sensor terminal A)
K RF wheel-speed (-) RF ABS wheel-speed sensor Continuity K-RF ABS wheel-speed sensor terminal B Continuity detected
  • Wiring harness (K-RF ABS wheel-speed sensor terminal B)
L RR wheel-speed (-) RR ABS wheel-speed sensor Continuity L-RR ABS wheel-speed sensor terminal D Continuity detected
  • Wiring harness (L-RR ABS wheel-speed sensor terminal D)
M RR wheel-speed (+) RR ABS wheel-speed sensor Continuity M-RR ABS wheel-speed sensor terminal B Continuity detected
  • Wiring harness (M-RR ABS wheel-speed sensor terminal B)
N - - - - - -
O Brake light Brake light relay or brake light unit Voltage Brake pedal depressed B+
  • Wiring harness (O-brake light relay or brake light unit)
Brake pedal released 1 V or less
P LR wheel-speed (-) LR ABS wheel-speed sensor Continuity P-LR ABS wheel-speed sensor terminal D Continuity detected
  • Wiring harness (P-LR ABS wheel-speed sensor terminal D)
Q - - - - - -
R LR wheel-speed (+) LR ABS wheel-speed sensor Continuity R-LR ABS wheel-speed sensor terminal B Continuity detected
  • Wiring harness (R-LR ABS wheel-speed sensor terminal B)
S LF wheel-speed sensor(+) LF ABS wheel-speed sensor Continuity S-LF ABS wheel-speed sensor terminal A Continuity detected
  • Wiring harness S-LF ABS wheel-speed sensor terminal A)
T - - - - - -
U - - - - - -
V - - - - - -
W LF wheel-speed sensor (-) LF ABS wheel-speed sensor Continuity W-LF ABS wheel-speed sensor terminal B Continuity detected
  • Wiring harness (W-LF ABS wheel-speed sensor terminal B)
X - - - - - -
Y - - - - - -
Z - - - - - -
AA - - - - - -
AB - - - - - -
AC - - - - - -
AD - - - - - -
AE - - - - - -
AF - - - - - -
AG - - - - - -
AH - - - - - -
AI - - - - - -
AJ - - - - - -
AK Ground Ground point Continuity AK-ground point Continuity detected
  • Wiring harness (AK-ground point)
AL Ground Ground point Continuity AL-ground point Continuity detected
  • Wiring harness (AL-ground point)
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