Chevrolet Spark manuals

Mazda CX-5 Service & Repair Manual: DSC HU/CM Inspection

1. Disconnect the DSC HU/CM connector..

2. Connect the negative battery cable..

3. Attach the tester lead to the DSC HU/CM wiring harness-side connector and inspect voltage, continuity, or resistance according to the standard (reference) on the table.

Standard (Reference)



Terminal

Signal name

Connected to

Measured item

Measured terminal (measurement condition)

Standard

Inspection item(s)

A

Power supply

(solenoid operation)

Battery

Voltage

Under any condition

B+

  • Wiring harness (A—battery)

B

Power supply

(motor operation)

Battery

Voltage

Under any condition

B+

  • Wiring harness (B—battery)

C

RF wheel-speed (-)

RF ABS wheel-speed sensor

Continuity

C—RF ABS wheel-speed sensor terminal B

Continuity detected

  • Wiring harness (C—RF ABS wheel-speed sensor terminal B)

D

E

F

RF wheel-speed (+)

RF ABS wheel-speed sensor

Continuity

F—RF ABS wheel-speed sensor terminal A

Continuity detected

  • Wiring harness (F—RF ABS wheel-speed sensor terminal A)

G

H

I

J

K

L

LR wheel-speed (+)

LR ABS wheel-speed sensor

Continuity

L—LR ABS wheel-speed sensor terminal A

Continuity detected

  • Wiring harness (L—LR ABS wheel-speed sensor terminal A)

M

N

O

LR wheel-speed (-)

LR wheel-speed sensor

Continuity

O—LR ABS wheel-speed sensor terminal B

Continuity detected

  • Wiring harness (O—LR ABS wheel-speed sensor terminal B)

P

CAN2_L

SAS control module

This terminal is used for communication and cannot be used for malfunction determination during terminal voltage inspection. Perform a DTC inspection.

Q

Power supply (system)

Ignition switch

Voltage

Ignition switched ON (engine off).

B+

  • Wiring harness (Q—ignition switch)

Switch the ignition to off.

1 V or less

R

S

CAN2_H

SAS control module

This terminal is used for communication and cannot be used for malfunction determination during terminal voltage inspection. Perform a DTC inspection.

T

U

V

W

X

RR wheel-speed (-)

RR ABS wheel-speed sensor

Continuity

X—RR ABS wheel-speed sensor terminal B

Continuity detected

  • Wiring harness (X—RR ABS wheel-speed sensor terminal B)

Y

Z

AA

RR wheel-speed (+)

RR ABS wheel-speed sensor

Continuity

AA—RR ABS wheel-speed sensor terminal A

Continuity detected

  • Wiring harness (AA—RR ABS wheel-speed sensor terminal A)

AB

AC

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.

AD

AE

AF

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.

AG

LF wheel-speed sensor (+)

LF ABS wheel-speed sensor

Continuity

AG—LF ABS wheel-speed sensor terminal A

Continuity detected

  • Wiring harness (AG—LF ABS wheel-speed sensor terminal A)

AH

AI

AJ

LF wheel-speed sensor (-)

LF wheel-speed sensor

Continuity

AJ—LF ABS wheel-speed sensor terminal B

Continuity detected

  • Wiring harness (AJ—LF ABS wheel-speed sensor terminal B)

AK

AL

Ground

Ground point

Continuity

AL—ground point

Continuity detected

  • Wiring harness (AL—ground point)


DSC HU/CM
Outline A high reliability, reduced size and weight DSC HU/CM, integrating both the DSC HU and the DSC CM, has been adopted. DSC HU Part Purpose/Function According to DSC ...

DSC HU/CM Removal/Installation
WARNING: If the DSC HU/CM configuration is not completed, it could result in an unexpected accident due to the DSC being inoperative. If the DSC HU/CM is replaced, always use the automat ...

Other materials:

Returnless Fuel System
Purpose, Outline Fuel evaporation in the fuel tank is reduced by adjusting the fuel amount (fuel pressure) ejected from the fuel pump and preventing fuel warmed in the engine compartment from returning. System Diagram 2WD AWD Structure The returnless fuel system ...

Oil Strainer
Purpose, Function The oil strainer suctions the engine oil in the oil pan using the oil pump vacuum. The engine oil is filtered by the internal filter at that time. Construction The oil strainer is installed on the suction port of the oil pump. The oil strain ...

Bsm Indicator Light Flashes While Not Under Bsm Indicator Light Flashing Conditions (No Combination Switch Operation (Turn Signal Switch)) [Blind Spot Monitoring (Bsm)]
Description BSM indicator light flashes while not under BSM indicator light-flashing conditions (no combination switch operation (turn signal switch) The BSM indicator light flashes despite not satisfying the BSM indicator light flashing ...

© 2016-2019 Copyright www.mcx5.org