Nissan Frontier D22. Instruction — part 186

TROUBLE DIAGNOSIS

BRC-75

[VDC/TCS/ABS]

C

D

E

G

H

I

J

K

L

M

A

B

BRC

Monitor item

Display content

Data monitor

Note: Error inspection

checklist

Condition

Reference value in

normal operation

SLCT LVR POSI

PNP, reverse switch
signal ON/OFF condi-
tion

A/T shift position = N or P posi-
tion

N / P

PNP, reverse switch cir-
cuit

A/T shift position = Reverse
position

R

A/T shift position = other than
N, P and reverse position

D

GEAR

A/T gear position

1:1st gear
2:2nd gear
3:3rd gear
4:4th gear

●

Communication circuit
between TCM and
CLC

●

CAN circuit

FR RH SENSOR
FR LH SENSOR
RR RH SENSOR
RR LH SENSOR

Wheel speed

Vehicle stopped

0 [km/h (MPH)]

BRC-94, "Inspection 1
Wheel Sensor System"

Vehicle running (Note 1)

Almost in accor-
dance with speed-
ometer display
(within

±10%)

ACCEL POS SIG

Open/close condition
of throttle valve (linked
with accelerator pedal).

Accelerator pedal not
depressed (ignition switch is
ON)

0%

●

Communication circuit
between CLC and
ECM

●

CAN circuit

Depress accelerator pedal
(engine running)

0 to 100%

ENGINE SPEED·

With engine running

Engine running

Almost in accor-
dance with
tachometer display

BRC-108, "Inspection 14
ENG SPEED SIG -
Engine Speed Signal"

STR ANGLE SIG

Steering angle
detected by steering
angle sensor

Straight-ahead

Approx. 0 deg

BRC-97, "Inspection 4
Steering Angle Sensor
and Circuit Between
Steering Angle Sensor
and ABS Actuator and
Electric Unit (Control
Unit)"

Steering wheel turned

–756 to 756 deg

YAW RATE SEN

Yaw rate detected by
yaw rate sensor

Vehicle stopped

Approx. 0 d/s

BRC-98, "Inspection 5
Yaw Rate/Side/Decel G
Sensor and Circuit
Between Yaw Rate/Side/
Decel G Sensor and ABS
Actuator and Electric Unit
(Control Unit)"

Vehicle running

–100 to 100 d/s

SIDE G SENSOR

Transverse G detected
by side G-sensor

Vehicle stopped

Approx. 0 m/s

2

BRC-98, "Inspection 5
Yaw Rate/Side/Decel G
Sensor and Circuit
Between Yaw Rate/Side/
Decel G Sensor and ABS
Actuator and Electric Unit
(Control Unit)"

Vehicle running

–16.7 to 16.7 m/s

2

PRESS SENSOR

Brake fluid pressure
detected by pressure
sensor

With ignition switch turned ON
and brake pedal released

Approx. 0 bar

BRC-96, "Inspection 3
Pressure Sensor and Cir-
cuit Between Pressure
Sensor and ABS Actua-
tor and Electric Unit
(Control Unit)"

With ignition switch turned ON
and brake pedal depressed

0 to 350 bar

BATTERY VOLT

Battery voltage sup-
plied to ABS actuator
and electric unit (con-
trol unit)

Ignition switch ON

10 to 16V

BRC-103, "Inspection 9
ABS Actuator and Elec-
tric Unit (Control Unit)
Power Supply and
Ground Circuit"

BRC-76

[VDC/TCS/ABS]

TROUBLE DIAGNOSIS

STOP LAMP SW

Brake pedal operation

Brake pedal depressed

ON

BRC-102, "Inspection 8
Stop Lamp Switch and
Circuit"

Brake pedal not depressed

OFF

OFF SW

VDC OFF switch
ON/OFF status

VDC OFF switch ON
(When VDC OFF indicator
lamp is ON)

ON

BRC-116, "Inspection 21
VDC OFF Switch Is Inop-
erative"

VDC OFF switch OFF
(When VDC OFF indicator
lamp is OFF)

OFF

ABS WARN LAMP

ABS warning lamp ON
condition (Note 2)

ABS warning lamp ON

ON

BRC-119, "Inspection 25
ABS Warning Lamp
Does Not Come On
When Ignition Switch Is
Turned On"

ABS warning lamp OFF

OFF

MOTOR RELAY

Operation status of
motor and motor relay

Ignition switch ON or engine
running (ABS not operated)

OFF

BRC-101, "Inspection 7
Actuator Motor, Motor
Relay, and Circuit"

Ignition switch ON or engine
running (ABS operated)

ON

ACTUATOR RLY

Actuator relay opera-
tion status

Vehicle stopped (Ignition
switch ON)

OFF

BRC-101, "Inspection 7
Actuator Motor, Motor
Relay, and Circuit"

Vehicle stopped (Engine run-
ning)

ON

OFF LAMP

VDC OFF indicator
lamp status (Note 3)

When VDC OFF indicator
lamp is ON

ON

BRC-115, "Inspection 20
VDC OFF Indicator Lamp
Does Not Come On
When Ignition Switch Is
Turned On"

When VDC OFF indicator
lamp is OFF

OFF

SLIP LAMP

SLIP indicator lamp
status (Note 4)

When SLIP indicator lamp is
ON

ON

BRC-113, "Inspection 19
SLIP Indicator Lamp
Does Not Come On
When Ignition Switch is
Turned On"

When SLIP indicator lamp is
OFF

OFF

FR LH IN SOL
FR LH OUT SOL
FR RH IN SOL
FR RH OUT SOL
RR RH IN SOL
RR RH OUT SOL
RR LH IN SOL
RR LH OUT SOL

Solenoid valve opera-
tion

Actuator (solenoid) is active
(“ACTIVE TEST” with CON-
SULT-II) or actuator relay is
inactive (in fail-safe mode).

ON

BRC-99, "Inspection 6
Solenoid, VDC Switch-
ing Valve, Actuator Relay
and Circuits"

When actuator (solenoid) is
not active and actuator relay is
active (ignition switch ON).

OFF

CV1
CV2
SV1
SV2

VDC/TCS switch-over
valve status

When actuator (switch-over
valve) is active (“ACTIVE
TEST” with CONSULT-II) or
actuator relay is inactive (when
in fail-safe mode).

ON

When actuator (switch-over
valve) is not active and actua-
tor relay is active (ignition
switch ON).

OFF

DECEL G-SEN

Longitudinal accelera-
tion detected by Decel
G-Sensor

Vehicle stopped

-0.08 to 0.08G

BRC-98, "Inspection 5
Yaw Rate/Side/Decel G
Sensor and Circuit
Between Yaw Rate/Side/
Decel G Sensor and ABS
Actuator and Electric Unit
(Control Unit)"

Vehicle running

-1.7 to 1.7G

Monitor item

Display content

Data monitor

Note: Error inspection

checklist

Condition

Reference value in

normal operation

TROUBLE DIAGNOSIS

BRC-77

[VDC/TCS/ABS]

C

D

E

G

H

I

J

K

L

M

A

B

BRC

Note 1: Confirm tire pressure is normal.
Note 2: ON/OFF timing of ABS warning lamp
ON: For approximately 2 seconds after ignition switch is turned ON, or when a malfunction is detected.
OFF: Approximately 2 seconds after ignition switch is turned ON (when system is in normal operation) and VDC/TCS function is not
activated.
Note 3: ON/OFF timing of VDC OFF indicator lamp
ON: For approximately 2 seconds after ignition switch is turned ON, or when a malfunction is detected and VDC OFF condition by VDC
switch is ON.
OFF: Approximately 2 seconds after ignition switch is turned ON (when system is in normal operation).
Note 4: SLIP indicator lamp ON/OFF timing
ON: For approximately 2 seconds after ignition switch is turned ON, or when a malfunction is detected and VDC/TCS function is acti-
vated while driving.
OFF: Approximately 2 seconds after ignition switch is turned ON (when system is in normal operation) and VDC/TCS function is not
activated.
Blinking: VDC/TCS function is active during driving

2WD/4WD SEL

4WD ON/OFF condi-
tion

2WD mode

2WD

4WD switch and circuit

4WD mode

4WD

FLUID LEV SW

ON/OFF status of
brake fluid level switch

When brake fluid level switch
ON

ON

BRC-105, "Inspection 11
Brake Fluid Level in Res-
ervoir Tank, Communica-
tion Circuit Between ABS
Actuator and Electric Unit
(Control Unit) and Brake
Fluid Level Switch"

When brake fluid level switch
OFF

OFF

VDC FAIL SIG
TCS FAIL SIG
ABS FAIL SIG
EBD FAIL SIG

Fail signal status

VDC fail
TCS fail
ABS fail
EBD fail

ON

VDC system
TCS system
ABS system
EBD system

Normal

OFF

—

Monitor item

Display content

Data monitor

Note: Error inspection

checklist

Condition

Reference value in

normal operation

BRC-78

[VDC/TCS/ABS]

TROUBLE DIAGNOSIS

CONSULT-II Functions

EFS003I4

CONSULT-II FUNCTION APPLICATION TABLE

CAUTION:

“FUNCTION TEST” shall not be used for diagnosis. For details, refer to separately supplied “CON-
SULT-II Instruction Instruction (FUNCTION TEST)”.

×:Applicable
–:Not applicable

Item

Self-diagnosis

Data monitor

Active test

Wheel sensors

×

×

–

Stop lamp switch

×

×

–

Solenoid valves

×

×

×

Switch-over solenoid valves

×

×

–

Yaw rate/side/decel G sensor

×

×

–

Pressure sensor

×

×

–

Steering angle sensor

×

×

–

Actuator relay

×

×

–

Motor relay

×

×

–

ABS warning lamp

–

×

–

Battery voltage

×

×

–

ABS actuator and electric unit (control
unit)

×

–

–

VDC/TCS/ABS actuator motor

×

×

×

CAN communication

×

–

–

Engine speed signal

×

×

–

VDC OFF switch

–

×

–

VDC OFF indicator lamp

–

×

–

SLIP indicator lamp

–

×

–

Throttle angle

–

×

–

Gear

–

×

–

Selector lever position

–

×

–

4WD switch

×

×

–

CAN-LAN converter voltage supply

×

×

–

EBD/ABS/TCS/VDC signals

×

×

–

Brake fluid level switch

×

×

–