Electrical Specification

Fig 1: Brake Control Module Connector Terminals

Courtesy of SUBARU OF AMERICA, INC.

NOTE:

Terminal numbers in VDCCM&H/U connector (on the control module side) are shown in the figure.
When the connector is removed from the VDCCM&H/U, the brake warning light (EBD warning light), ABS warning light, VDC warning light & VDC indicator light, VDC OFF indicator light, and the hill start assist warning light illuminate.

Content

Terminal No. (+) - (-)

Input/Output signal

Measured value and measuring conditions

Power supply

4 - 14

10 - 15 V when the ignition switch is ON.

ABS wheel speed sensor

Front LH wheel

Power supply

20 - 14

0 - 18 V when the ignition switch is ON.

Signal

33 (⁽¹⁾)

7 - 14 mA: Rectangle waveform

Signal

8 (⁽²⁾)

7 - 14 mA: Rectangle waveform

Front RH wheel

Power supply

17 - 14

0 - 18 V when the ignition switch is ON.

Signal

7 - 14 mA: Rectangle waveform

Rear LH wheel

Power supply

7 - 14

0 - 18 V when the ignition switch is ON.

Signal

7 - 14 mA: Rectangle waveform

Rear RH wheel

Power supply

18 - 14

0 - 18 V when the ignition switch is ON.

Signal

7 - 14 mA: Rectangle waveform

CAN communication line (H)

Pulse signal

CAN communication line (L)

Pulse signal

Valve relay power supply

1 - 14

10 - 15 V

Motor relay power supply

26 - 38

10 - 15 V

Brake light relay power supply (model with X mode and model with EyeSight)

28 - 14

10 - 15 V when the ignition switch is ON.

Stop light switch

6 - 14

1.5 V or less when the stop light is OFF; 10 - 15 V when the stop light is ON.

Vehicle speed output signal

0 ←→ 12 V pulse

VDC OFF switch

37 - 14

1 Ω or less when the OFF switch is "ON"; 1 MΩ or more when the switch is "OFF".

Ground

⁽¹⁾	Models without EyeSight

⁽²⁾	Models with EyeSight