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Home >> Mazda >> 2006 >> MX-5 Miata Base >> Repair and Diagnosis >> Brakes >> Traction Control >> Anti-Lock Brake System >> Abs HU/Cm Inspection >> Standard (Reference Value)

Standard (Reference Value)

Fig 1: Identifying ABS HU/CM Connector Terminals
G04318424Courtesy of MAZDA MOTORS CORP.
STANDARD (REFERENCE VALUE) TABLE

Terminal Signal name Connected to Measured item Measured terminal (measured condition) Standard Inspection Item(s)
A Ground (ABS motor) Ground point Continuity A-ground point Continuity detected
  • Wiring harness (A-ground point)
B Power supply (ABS motor operation) Battery Voltage Under any condition B+
  • Wiring harness (B-battery)
C Power supply (solenoid) Battery Voltage Under any condition B+
  • Wiring harness (C-battery)
D Ground (ABS system) Ground point Continuity D-ground point Continuity detected
  • Wiring harness (D-ground point)
E LF wheel-speed sensor (ground) LF ABS wheel-speed sensor Continuity E-LF ABS wheel-speed sensor connector terminal B Continuity detected
  • Wiring harness (E-LF ABS wheel-speed sensor connector terminal B)
F LF wheel-speed sensor (single) LF ABS wheel-speed sensor Continuity F-LF ABS wheel-speed sensor connector terminal A Continuity detected
  • Wiring harness (F-LF ABS wheel-speed sensor connector terminal A)
G LR wheel-speed sensor (signal) LR ABS wheel-speed sensor Continuity G-LR ABS wheel-speed sensor connector terminal A Continuity detected
  • Wiring harness (G-LR ABS wheel-speed sensor connector terminal A)
H LR wheel-speed sensor (ground) LR ABS wheel-speed sensor Continuity H-LR ABS wheel-speed sensor connector terminal B Continuity detected
  • Wiring harness (H-LR ABS wheel-speed sensor connector terminal B)
I RR wheel-speed sensor (signal) RR ABS wheel-speed sensor Continuity I-RR ABS wheel-speed sensor connector terminal A Continuity detected
  • Wiring harness (I-RR ABS wheel-speed sensor connector terminal A)
J Power supply (system) Ignition switch Voltage Ignition switch at ON B+
  • Wiring harness (J-ignition switch)
Ignition switch is off. 1 V or less -
K - - - - - -
L RR wheel-speed sensor (ground) RR ABS wheel-speed sensor Continuity L-RR ABS wheel-speed sensor connector terminal B Continuity detected
  • Wiring harness (L-RR ABS wheel-speed sensor connector terminal B)
M RF wheel-speed sensor (signal) RF ABS wheel-speed sensor Continuity M-RF ABS wheel-speed sensor connector terminal A Continuity detected
  • Wiring harness (M-RF ABS wheel-speed sensor connector terminal A)
N Brake switch Brake switch Voltage N-brake switch (Brake pedal depressed) B+
  • Wiring harness (N-brake switch)
  • Brake switch
Y-brake switch (Brake pedal not depressed) 1 V or less
O RF wheel-speed sensor (ground) RF ABS wheel-speed sensor Continuity O-RF ABS wheel-speed sensor connector terminal B Continuity detected
  • Wiring harness (O-RF ABS wheel-speed sensor connector terminal B)
P - - - - - -
Q - - - - - -
R - - - - - -
S - - - - - -
T - - - - - -
U - - - - - -
V - - - - - -
W - - - - - -
X - - - - - -
Y CAN_L DLC-2 (CAN_L) Continuity Y-DLC-2 terminal CAN_L. Continuity detected
  • Wiring harness (Y-DLC-2 terminal CAN_L)
Z CAN_H DLC-2 (CAN_H) Continuity Z-DLC-2 terminal CAN_H Continuity detected
  • Wiring harness (Z-DLC-2 terminal CAN_H)