2003 NISSAN TEANA ABS

TROUBLE DIAGNOSIS
BRC-9
[ABS]
C
D
E
G
H
I
J
K
L
MA
B
BRC

DIAGNOSIS FLOW CHART
SFIA3270E

BRC-10
[ABS]
TROUBLE DIAGNOSIS

ASKING COMPLAINTS

Complaints vary depending on the person. It is important to clar-
ify the customer's actual remarks.

Ask the customer about what symptoms are present and under
what conditions. Use the information to reproduce the symptom
while driving.

It is also important to use diagnosis sheet so as not to miss vital
information.
EXAMPLE OF DIAGNOSIS SHEET
SBR339B
SFIA3264E

TROUBLE DIAGNOSIS
BRC-11
[ABS]
C
D
E
G
H
I
J
K
L
MA
B
BRC

Component Parts LocationBFS000CV
SFIA2518E

BRC-12
[ABS]
TROUBLE DIAGNOSIS

SchematicBFS000CW
TFWM0246E

TROUBLE DIAGNOSIS
BRC-13
[ABS]
C
D
E
G
H
I
J
K
L
MA
B
BRC

Wiring Diagram — ABS —BFS000CX
TFWM0247E

BRC-14
[ABS]
TROUBLE DIAGNOSIS

TFWM0248E

TROUBLE DIAGNOSIS
BRC-15
[ABS]
C
D
E
G
H
I
J
K
L
MA
B
BRC

TFWM0249E

BRC-16
[ABS]
TROUBLE DIAGNOSIS

Control Unit Input/Output Signal SpecificationsBFS000CY
REFERENCE VALUE FROM CONSULT-II
CAUTION:
The monitor displays the control unit calculation data. The normal values will be displayed even that in
the event the output circuit (harness) is open or shorted.
Note 1: Confirm tire pressure is the standard value.
Note 2: Brake warning lamp can be used for EBD warning lamp.
Note 3: ON/OFF timing of ABS warning lamp
ON: For a while after ignition switch is turned ON, or when a malfunction is detected.
OFF: In a while after the warning lamp is ON (when the system is in normal operation). Monitor item Display itemDATA MONITOR
ConditionReference values for
normal operation
WHEEL SENSORVehicle speed calculated using sig-
nals from all four wheel sensorsVehicle stopped 0 [km/h (MPH)]
Vehicle running (Note 1)Almost in accordance
with speedometer dis-
play (within ± 10 %)
IN ABS S/V
OUT ABS S/VOperation condition of all solenoid
valvesWhen actuator (solenoid) operates or
during fail-safeON
When actuator relay operates and the
actuator (solenoid) does not operateOFF
EBD WARN LAMP
(Note 2)Brake warning lamp ON/OFF condi-
tionWhen brake warning lamp is ON ON
When brake warning lamp is OFF OFF
STOP LAMP SW Brake pedal operation conditionBrake pedal depressed ON
Brake pedal not depressed OFF
MOTOR RELAYMotor and motor relay operation con-
ditionWhen motor relay and motor are
operatingON
When motor relay and motor are not
operatingOFF
ACTUATOR RLY Actuator relay operation conditionActuator relay activated ON
Actuator relay not activated OFF
ABS WARN LAMPABS warning lamp ON/OFF condition
(Note 3)When ABS warning lamp is ON ON
When ABS warning lamp is OFF OFF
BATTERY VOLTBattery voltage supplied to ABS actu-
ator and electric unit (control unit)Ignition switch ON 10−16 V
EBD SIGNAL EBD operation signalEBD activated ON
EBD not activated OFF
ABS SIGNAL ABS operation signalABS activated ON
ABS not activated OFF
ABS FAIL SIG
Fail-safe signal conditionIn ABS fail-safe
OFF
EBD FAIL SIG In EBD fail-safe