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Standard (reference)

Fig 1: Identifying ABS HU/CM Connector Terminals
G06733252Courtesy of MAZDA MOTORS CORP.
STANDARD (REFERENCE VALUE)

Terminal Signal name Connected to Measure d item Measured terminal (measurement condition) Standard inspection item(s)
A - - - - - -
B Ground Ground point Continuity B-ground point Continuity detected
  • Wiring harness (B-ground point)
C RR wheel-speed (-) RR ABS wheel-speed sensor Continuity C-RR ABS wheel-speed sensor connector terminal B Continuity detected
  • Wiring harness (C-RR ABS wheel-speed sensor connector terminal B)
D - - - - - -
E RR wheel-speed (+) RR ABS wheel-speed sensor Continuity E-RR ABS wheel-speed sensor connector terminal A Continuity detected
  • Wiring harness (E-RR ABS wheel-speed sensor connector terminal A)
F - - - - - -
G - - - - - -
H CAN_H DLC-2 (CAN_H) This terminal is used for communication and cannot be used for malfunction determination during terminal voltage inspection. Perform a DTC inspection.
I LF wheel-speed (+) LF ABS wheel speed sensor Continuity I-LF ABS wheel-speed sensor connector terminal A Continuity detected
  • Wiring harness (I-LF ABS wheel-speed sensor connector terminal A)
J - - - - - -
K LF wheel-speed (-) ABS wheel-speed sensor (LF) Continuity K-LF ABS wheel-speed sensor connector terminal B Continuity detected
  • Wiring harness (K-LF ABS wheel-speed sensor connector terminal B)
L CAN_L DLC-2 (CAN_L) This terminal is used for communication and cannot be used for malfunction determination during terminal voltage inspection. Perform a DTC inspection.
M - - - - - -
N Power supply (System) Ignition switch or IG1 relay Voltage Switch the ignition to ON B+
  • Wiring harness (N-ignition switch or IG1 relay)
Switch the ignition to off 1 V or less
O RF wheel-speed (-) RF ABS wheel-speed sensor Continuity O-RF ABS wheel-speed sensor terminal B Continuity detected
  • Wiring harness (O-RF ABS wheel-speed sensor connector terminal B)
P - - - - - -
Q RF wheel-speed (+) RF ABS wheel-speed sensor Continuity Q-RF ABS wheel-speed sensor terminal A Continuity detected
  • Wiring harness (Q-RF ABS wheel-speed sensor connector terminal A)
R - - - - - -
S - - - - - -
T - - - - - -
U LR wheel-speed (+) LR ABS wheel-speed sensor Continuity U-LR ABS wheel-speed sensor connector terminal A Continuity detected
  • Wiring harness (U-LR ABS wheel-speed sensor connector terminal A)
V - - - - - -
W LR wheel-speed (-) LR ABS wheel-speed sensor Continuity W-LR ABS wheel-speed sensor connector terminal B Continuity detected
  • Wiring harness (W-LR ABS wheel-speed sensor connector terminal B)
X - - - - - -
Y Power supply (Solenoid operation, ABS motor operation) Battery Voltage Under any condition B+
  • Wiring harness (Y-battery)
Z - - - - - -