Nissan Frontier D22. Manual — part 173
TROUBLE DIAGNOSIS
BRC-23
[ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
STANDARDS BY CONSULT-II
CAUTION:
Items displayed are data calculated by the control unit and may indicate normal operation even if out-
put circuit (harness) is open or shorted.
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).
Monitor item
Display content
Data monitor
Note: Error inspection
checklist
Condition
Reference value in
normal operation
FR RH SENSOR
FR LH SENSOR
RR RH SENSOR (4WD)
RR LH SENSOR (4WD)
REAR SENSOR (2WD)
Wheel speed
Vehicle stopped
0 [km/h (MPH)]
BRC-35, "Inspection 1
Wheel Sensor System"
Vehicle running (Note 1)
Almost in accor-
dance with speed-
ometer display
(within
±10%)
PRESS SW
Brake fluid pressure
detected by pressure
switch (2WD models)
With ignition switch turned ON
and brake pedal released
OFF
With ignition switch turned ON
and brake pedal depressed
ON
BATTERY VOLT
Battery voltage sup-
plied to ABS actuator
and electric unit (con-
trol unit)
Ignition switch ON
10 to 16V
STOP LAMP SW
Brake pedal operation
Brake pedal depressed
ON
BRC-40, "Inspection 6
Stop Lamp Switch and
Circuit"
Brake pedal not depressed
OFF
ABS WARN LAMP
ABS warning lamp ON
condition (Note 2)
ABS warning lamp ON
ON
BRC-42, "Inspection 8
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-39, "Inspection 5
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-39, "Inspection 5
Actuator Motor, Motor
Relay, and Circuit"
Vehicle stopped (Engine run-
ning)
ON
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-38, "Inspection 4
Solenoid Valve and Cir-
cuits"
When actuator (solenoid) is
not active and actuator relay is
active (ignition switch ON).
OFF
ABS FAIL SIG
EBD FAIL SIG
Fail signal status
ABS fail
EBD fail
ON
ABS system
EBD system
ABS normal
EBD normal
OFF
BRC-24
[ABS]
TROUBLE DIAGNOSIS
CONSULT-II Functions
EFS003GV
CONSULT-II FUNCTION APPLICATION TABLE
CAUTION:
“FUNCTION TEST” shall not be used for diagnosis. For details, refer to separately supplied “CON-
SULT-II Instruction Manual (FUNCTION TEST)”.
×:Applicable
–:Not applicable
Item
Self-diagnosis
Data monitor
Active test
Wheel sensors
×
×
–
Stop lamp switch
×
×
–
Solenoid valves
×
×
×
Pressure switch (2WD models)
×
×
–
Actuator relay
×
×
–
Motor relay
×
×
–
ABS warning lamp
–
×
–
Battery voltage
×
×
–
ABS actuator and electric unit (control
unit)
×
–
–
ABS actuator motor
×
–
×
TROUBLE DIAGNOSIS
BRC-25
[ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
CONSULT-II BASIC OPERATION PROCEDURE
1.
Turn ignition switch OFF.
2.
Connect CONSULT-II and CONSULT-II CONVERTER to the
data link connector.
CAUTION:
If CONSULT-II is used with no connection of CONSULT-II
CONVERTER, malfunctions might be detected in self-diag-
nosis depending on control unit which carry out CAN com-
munication.
3.
Turn ignition switch ON.
4.
Touch “START (NISSAN BASED VHCL)”.
5.
Touch “ABS” in the “Diagnosis System Selection” screen.
If “ABS” is not indicated, go to
.
6.
Select the required diagnostic location from the “Diagnosis Mode Selection” screen.
For further information, see the CONSULT-II Operation Manual.
BBIA0369E
WKIA1606E
LKIA0339E
BRC-26
[ABS]
TROUBLE DIAGNOSIS
SELF-DIAGNOSIS
Description
If a malfunction is detected in system, ABS warning lamp in combination meter turns ON. In this case, per-
form self-diagnosis as follows:
Operation Procedure
1.
Perform
using information from customer.
2.
After ignition switch is turned OFF, connect CONSULT-II to data
link connector.
CAUTION:
If CONSULT-II is used with no connection of CONSULT-II
CONVERTER, malfunctions might be detected in self-diag-
nosis depending on control unit which carry out CAN com-
munication.
3.
Start engine and drive at approximately 30 km/h (19 MPH) for
approximately 1 minute.
4.
After stopping vehicle, with engine still idling, touch “START”,
“ABS”, and “SELF-DIAG RESULTS” on CONSULT-II screen in
this order.
CAUTION:
Just after starting engine, or turning ignition switch ON, “ABS” may not be displayed on system
selection screen even if “START” is touched. In this case, start self-diagnosis again from step 2. If
it cannot be shown after several attempts, ABS actuator and electric unit (control unit) may have
malfunctioned. Replace ABS actuator and electric unit (control unit). Refer to
.
5.
Self-diagnosis result is displayed. (If necessary, touch “PRINT” to print self-diagnosis result.)
●
When “NO FAILURE” is shown, check ABS warning lamp. Refer to
BRC-33, "For Fast and Accurate
●
CONSULT-II self-diagnosis results are displayed without regard to occurrence timing. In some cases
later ones (timing value is small) appear on next screen.
6.
Go to appropriate “Inspection” chart according to “Display Item List”, and repair or replace as necessary.
7.
Start engine and drive at approximately 30 km/h (19 MPH) for approximately 1 minute.
CAUTION:
●
Check again to make sure that there is no malfunction on other parts.
8.
Turn ignition switch OFF to prepare for erasing memory.
9.
Start engine and touch “START”, “ABS”, “SELF-DIAGNOSIS RESULTS”, and “ERASE MEMORY” on
CONSULT-II screen in this order to erase memory.
CAUTION:
If memory cannot be erased, return to step 6.
10. Drive vehicle at approximately 30 km/h (19 MPH) and check that ABS warning lamp lamp stays off.
LEC104A
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