Nissan Frontier D40. Manual — part 88

BRC-50

< ECU DIAGNOSIS >

[TYPE 1]

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

NOTE:

• 1: Confirm tire pressure is normal.

• 2: On and off timing for warning lamp and indicator lamp.

- ABS warning lamp: Refer to

BRC-46, "Description"

.

- Brake warning lamp: Refer to

BRC-47, "Description"

.

TERMINAL LAYOUT

REAR OUT SOL

Operation status of each solenoid valve

Actuator (solenoid valve) is active (“AC-
TIVE TEST” with CONSULT-III) or actua-
tor relay is inactive (in fail-safe mode)

On

When the actuator (solenoid valve) is not
active and actuator relay is active (igni-
tion switch ON)

Off

EBD WARN LAMP

EBD warning lamp

When EBD warning lamp is ON

On

When EBD warning lamp is OFF

Off

STOP LAMP SW

Stop lamp switch signal status

When brake pedal is depressed

On

When brake pedal is released

Off

MOTOR RELAY

Motor and motor relay operation

When the motor relay and motor are op-
erating

On

When the motor relay and motor are not
operating

Off

ACTUATOR RLY

Actuator relay operation

When the actuator relay is operating

On

When the actuator relay is not operating

Off

ABS WARN LAMP

ABS warning lamp
(Note 2)

When ABS warning lamp is ON

On

When ABS warning lamp is OFF

Off

BATTERY VOLT

Battery voltage supplied to the ABS actuator
and electric unit (control unit)

Ignition switch ON

10 – 16 V

EBD SIGNAL

EBD operation

EBD is active

On

EBD is inactive

Off

ABS SIGNAL

ABS operation

ABS is active

On

ABS is inactive

Off

EBD FAIL SIG

EBD fail-safe signal

In EBD fail-safe

On

EBD is normal

Off

ABS FAIL SIG

ABS fail-safe signal

In ABS fail-safe

On

ABS is normal

Off

CRANKING SIG

Crank operation

Crank is active

On

Crank is inactive

Off

Monitor item

Display content

Data monitor

Condition

Reference value in

normal operation

AWFIA0032ZZ

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

BRC-51

< ECU DIAGNOSIS >

[TYPE 1]

C

D

E

G

H

I

J

K

L

M

A

B

BRC

N

O

P

Wiring Diagram - BRAKE CONTROL SYSTEM - ABS

INFOID:0000000005275093

ABFWA0089GB

BRC-52

< ECU DIAGNOSIS >

[TYPE 1]

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

ABFWA0090GB

ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

BRC-53

< ECU DIAGNOSIS >

[TYPE 1]

C

D

E

G

H

I

J

K

L

M

A

B

BRC

N

O

P

ABFIA0067GB