warning NISSAN ALMERA 2001 Owner's Manual

Diagnostic item Diagnostic item is detected when ...Reference
Page
RR RH OUT ABS SOL
[SHORT]+Circuit for rear right outlet solenoid valve is shorted.
(An abnormally high output voltage is entered.)BR-81
RR LH OUT ABS SOL
[SHORT]+Circuit for rear left outlet solenoid valve is shorted.
(An abnormally high output voltage is entered.)BR-81
ABS ACTUATOR RELAY
[ABNORMAL]+Actuator solenoid valve relay is ON, even control unit sends off signal.
+Actuator solenoid valve relay is OFF, even control unit sends on signal.BR-81
ABS MOTOR RELAY
[ABNORMAL]+Circuit for actuator motor is open or shorted.
+Actuator motor relay is stuck.BR-84
BATTERY VOLT
[ABNORMAL]+Power source voltage supplied to ABS control unit is abnormally low. BR-86
CONTROL UNIT+Function of calculation in ABS control unit has failed. BR-88
*1: Be sure to confirm the ABS warning lamp illuminates when the ignition switch is turned ON after repairing the shorted sensor circuit,
but the lamp goes out when driving the vehicle over 30 km/h (19 MPH) for one minute in accordance with SELF-DIAGNOSIS
PROCEDURE.
PBR455D
DATA MONITOR PROCEDURENJBR0093S031. Turn ignition switch OFF.
2. Connect CONSULT-II to data link connector.
3. Turn ignition switch ON.
4. Touch ªSTARTº on CONSULT-II screen.
PBR385C
5. Touch ªABSº.
PST412B
6. Touch ªDATA MONITORº.
7. Touch ªSETTINGº on ªSELECT MONITOR ITEMº screen.
8. Touch ªLONG TIMEº on ªSET RECORDING CONDº screen.
9. Touch ªSTARTº on ªSELECT MONITOR ITEMº.
ON BOARD DIAGNOSTIC SYSTEM DESCRIPTIONABS
CONSULT-II Inspection Procedure (Cont'd)
BR-68

PBR455D
ACTIVE TEST PROCEDURENJBR0093S04+When conducting Active test, vehicle must be stationary.
+When ABS warning lamp stays on, never conduct Active test.
1. Turn ignition switch OFF.
2. Connect CONSULT-II to data link connector.
3. Start engine.
4. Touch ªSTARTº on CONSULT-II screen.
PBR385C
5. Touch ªABSº.
PST412B
6. Touch ªACTIVE TESTº.
PBR976C
7. Select active test item by touching screen.
PBR934C
8. Touch ªSTARTº.
9. Carry out the active test by touching screen key.
ON BOARD DIAGNOSTIC SYSTEM DESCRIPTIONABS
CONSULT-II Inspection Procedure (Cont'd)
BR-69

DATA MONITOR MODENJBR0093S05
MONITOR ITEM CONDITION SPECIFICATION
FR RH SENSOR
FR LH SENSOR
RR RH SENSOR
RR LH SENSORDrive vehicle.
(Each wheel is rotating.)Displays computed vehicle speed from wheel sensor signal.
Almost the same speed as speedometer.
STOP LAMP SWTurn ignition switch ON and
depress brake pedal.Depress the pedal: ON
Release the pedal: OFF
FR RH IN SOL
FR RH OUT SOL
FR LH IN SOL
FR LH OUT SOL
RR IN SOL
RR OUT SOL
RL IN SOL
RL OUT SOLIgnition switch is turned ON or
engine is running.Operating conditions for each solenoid valve are indicated.
ABS is not operating: OFF
ACTUATOR RLY
Ignition switch is turned ON or
engine is running.Displays ON/OFF condition of ABS actuator relay.
When turning ignition switch ON, ABS actuator relay is oper-
ated.
MOTOR RELAYABS is not operating: OFF
ABS is operating: ON
WARNING LAMPWarning lamp is turned on: ON
Warning lamp is turned off: OFF
BATTERY VOLT Power supply voltage for control unit
ACTIVE TEST MODENJBR0093S06
TEST ITEM CONDITION JUDGEMENT
FR RH SOLENOID
FR LH SOLENOID
RR RH SOLENOID
RR LH SOLENOID
Ignition switch is turned ON.Brake fluid pressure control operation
IN SOL OUT SOL
UP (Increase): OFF OFF
KEEP (Hold): ON OFF
DOWN (Decrease): ON ON
ABS MOTORABS actuator motor
ON: Motor runs
OFF: Motor stops
NOTE:
Active test will automatically stop ten seconds after the test starts. (TEST IS STOPPED monitor shows ON.)
ON BOARD DIAGNOSTIC SYSTEM DESCRIPTIONABS
CONSULT-II Inspection Procedure (Cont'd)
BR-70

5 RECHECK BRAKE FLUID LEVEL
Check brake fluid level in reservoir tank again.
SBR451D
Is brake fluid filled between MAX and MIN lines on reservoir tank and/or has brake fluid been contaminated?
Ye s©GO TO 6.
No©Fill up brake fluid.
6 CHECK WARNING LAMP ACTIVATION
Check warning lamp activation.
SBR759E
Does warning lamp turn on when ignition switch is turned ªONº?
Ye s©GO TO 7.
No©Check fuse, warning lamp bulb and warning lamp circuit.
7 CHECK WARNING LAMP DEACTIVATION
Check warning lamp for deactivation after engine is started.
Does warning lamp turn off when engine is started?
Ye s©GO TO 8.
No©Go to Self-diagnosis. Refer to BR-63, 65.
8 DRIVE VEHICLE
Drive vehicle at speeds over 30 km/h (19 MPH) for at least one minute.
Does warning lamp remain off after vehicle has been driven at 30 km/h (19 MPH) for at least one minute?
Ye s©END
No©Go to Self-diagnosis. Refer to BR-63, 65.
TROUBLE DIAGNOSIS Ð BASIC INSPECTIONABS
Preliminary Check (Cont'd)
BR-74

Malfunction Code/Symptom ChartNJBR0097MODELS WITH SELF-DIAGNOSIS FUNCTION (DATA
LINK CONNECTOR TERMINAL NO. 9)
NJBR0097S01
Code No. (No. of LED flashes) Malfunctioning part Reference page
12 Self-diagnosis could not detect any malfunctions. Ð
18 Sensor rotor BR-78
21 Front right sensor (open-circuit) BR-78
22 Front right sensor (short-circuit) BR-78
25 Front left sensor (open-circuit) BR-78
26 Front left sensor (short-circuit) BR-78
31 Rear right sensor (open-circuit) BR-78
32 Rear right sensor (short-circuit) BR-78
35 Rear left sensor (open-circuit) BR-78
36 Rear left sensor (short-circuit) BR-78
41 Actuator front right outlet solenoid valve BR-81
42 Actuator front right inlet solenoid valve BR-81
45 Actuator front left outlet solenoid valve BR-81
46 Actuator front left inlet solenoid valve BR-81
51 Actuator rear right outlet solenoid valve BR-81
52 Actuator rear right inlet solenoid valve BR-81
55 Actuator rear left outlet solenoid valve BR-81
56 Actuator rear left inlet solenoid valve BR-81
57* Power supply (Low voltage) BR-86
61 Actuator motor or motor relay BR-84
63 Solenoid valve relay BR-81
71 Control unit BR-88
ABS warning lamp stays on when
ignition switch is turned on.Control unit power supply circuit
Warning lamp bulb circuit
Control unit or control unit connector
Solenoid valve relay stuck
Power supply for solenoid valve relay coilBR-95
ABS warning lamp stays on, during
self-diagnosis.Control unit Ð
ABS warning lamp does not come on
when ignition switch is turned on.Fuse, warning lamp bulb or warning lamp circuit
Control unitBR-93
ABS warning lamp does not come on
during self-diagnosis.Control unit Ð
Pedal vibration and noise Ð BR-92
Long stopping distance Ð BR-90
Unexpected pedal action Ð BR-89
ABS does not work. Ð BR-91
ABS works frequently. Ð BR-89
*: Under voltage that is too low, the control unit disable the ABS. It does not set the ABS in fail-safe condition. Instead, the ABS becomes
TROUBLE DIAGNOSIS Ð GENERAL DESCRIPTIONABS
Malfunction Code/Symptom Chart
BR-76

a conventional brake system. After the power supply has resumed, the warning lamp goes off, making it possible for the ABS to be
re-engaged.
TROUBLE DIAGNOSIS Ð GENERAL DESCRIPTIONABS
Malfunction Code/Symptom Chart (Cont'd)
BR-77

Wheel Sensor or RotorNJBR0098DIAGNOSTIC PROCEDURENJBR0098S01(Malfunction code No. 21, 22, 25, 26, 31, 32, 35, 36 or 18 for
models with self-diagnosis function)
NOTE:
Wheel position should be identified by code No. except code No.
18 (sensor rotor).
1 INSPECTION START
Wheel sensor inspection
SBR476EB
©GO TO 2.
2 CHECK CONNECTOR
1. Disconnect connectors from control unit and wheel sensor of malfunction code No. Check terminals for damage or
loose connections. Then reconnect connectors.
2. Carry out self-diagnosis again.
Does warning lamp activate again?
Ye s©GO TO 3.
No©INSPECTION END
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMSABS
Wheel Sensor or Rotor
BR-78

4 CHECK CONNECTOR
1. Disconnect ABS actuator and electric unit connector. Check terminals for damage or loose connection. Then reconnect
connector.
2. Carry out self-diagnosis again.
Does warning lamp activate again?
Ye s©GO TO 5.
No©INSPECTION END
5 CHECK GROUND CIRCUIT
Refer to ABS ACTUATOR AND ELECTRIC UNIT in Ground Circuit Check, BR-75.
Is ground circuit OK?
Ye s©GO TO 6.
No©Repair harness and connectors.
6 CHECK SOLENOID VALVE POWER SUPPLY CIRCUIT
1. Disconnect ABS actuator and electric unit connector.
2. Check voltage between ABS actuator and electric unit connector terminal 18 and ground.
SBR052EF
Does battery voltage exist?
Ye s©Replace ABS actuator and electric unit.
No©Check the following.
+Harness connector E1
+Harness for open or short between ABS actuator and electric unit and fusible link
If NG, repair harness or connectors.
7 REPLACE FUSIBLE LINK
Replace fusible link.
Does the fusible link blow out when ignition switch is turned ªONº?
Ye s©GO TO 8.
No©INSPECTION END
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMSABS
ABS Actuator Solenoid Valve or Solenoid Valve Relay (Cont'd)
BR-82

Motor Relay or Motor=NJBR0101DIAGNOSTIC PROCEDURENJBR0101S01(Malfunction code No. 61 for models with self-diagnosis func-
tion)
1 INSPECTION START
ABS motor relay inspection
SBR760E
©GO TO 2.
2 CHECK MOTOR POWER SUPPLY CIRCUIT
Check 40A [F] fusible link (ABS MTR) for ABS motor relay. For fusible link layout, refer to POWER SUPPLY ROUTING in
EL section.
Is fusible link OK?
Ye s©GO TO 3.
No©GO TO 6.
3 CHECK CONNECTOR
1. Disconnect ABS actuator and electric unit connector. Check terminals for damage or loose connection. Then reconnect
connectors.
2. Carry out self-diagnosis again.
Does warning lamp activate again?
Ye s©GO TO 4.
No©INSPECTION END
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMSABS
Motor Relay or Motor
BR-84

2 CHECK CONNECTOR
1. Disconnect ABS actuator and electric unit connector. Check terminals for damage or loose connections. Then recon-
nect connector.
2. Carry out self-diagnosis again.
Does warning lamp activate again?
Ye s©GO TO 3.
No©INSPECTION END
3 CHECK ABS ACTUATOR AND ELECTRIC UNIT POWER SUPPLY CIRCUIT
1. Disconnect ABS actuator and electric unit connector.
2. Check voltage between ABS actuator and electric unit connector terminal 15 and ground.
SBR058EH
Does battery voltage exist when ignition switch is turned ON?
Ye s©GO TO 4.
No©GO TO 5.
4 CHECK ABS ACTUATOR AND ELECTRIC UNIT GROUND
Refer to ABS ACTUATOR AND ELECTRIC UNIT GROUND in Ground Circuit Check, BR-75.
Is ground circuit OK?
OK©Check ABS actuator and electric unit pin terminals for damage or the connection of ABS
actuator and electric unit harness connector. Reconnect ABS actuator and electric unit
harness connector. Then retest.
NG©Check the following.
+Harness connector E1
+Harness for open or short between ABS actuator and electric unit and ground
If NG, repair harness or connectors.
5 CHECK FUSE
Check 10A fuse 31 (Engine control) for control unit. Refer to POWER SUPPLY ROUTING in EL section.
Is fuse OK?
Ye s©GO TO 6.
No©Replace fuse.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMSABS
Low Voltage (Cont'd)
BR-87