2008 NISSAN LATIO Service Repair Manual

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Page 793 of 2771

NISSAN LATIO 2008 Service Repair Manual BRC-28
< SERVICE INFORMATION >[ABS]
TROUBLE DIAGNOSIS FOR SELF-DIAGNOSTIC ITEMS
OK or NG
OK >> Check the battery for loose terminals, low voltage, etc. Repair as necessary.
NG >> Repair the circuit.
C

Page 794 of 2771

NISSAN LATIO 2008 Service Repair Manual TROUBLE DIAGNOSES FOR SYMPTOMS
BRC-29
< SERVICE INFORMATION >[ABS]
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TROUBLE DIAGNOSES FOR SYMPTOMS
ABS Works FrequentlyINFOID:0000000001703845
1.CHECK WARNING LAMP ACTI

Page 795 of 2771

NISSAN LATIO 2008 Service Repair Manual BRC-30
< SERVICE INFORMATION >[ABS]
TROUBLE DIAGNOSES FOR SYMPTOMS
2. Drive vehicle and check brake operation.
NOTE:
• Stopping distance may be longer than vehicles without ABS when road condition i

BRC-30
< SERVICE INFORMATION >[ABS]
TROUBLE DIAGNOSES FOR SYMPTOMS
2. Drive vehicle and check brake operation.
NOTE:
• Stopping distance may be longer than vehicles without ABS when road condition is slippery.
• Driving the vehicle with the ABS actuator and electric unit (control unit) disconnected may induce DTCs
in electrical control units using CAN communication. After the inspection, clear all DTCs. Refer to LAN-
6, "System Description".
OK or NG
OK >> GO TO 4.
NG >> Perform Basic Inspection. Refer to BRC-16, "
Basic Inspection".
4.CHECK WHEEL SENSORS
Check the following.
• Wheel sensor mounting for looseness
• Wheel sensors for physical damage
• Wheel sensor connectors for terminal damage or loose connections
• Sensor rotor and mount for physical damage
OK or NG
OK >> Check ABS actuator and electric unit (control unit) connector terminals for deformation, discon-
nection, looseness or damage. Reconnect ABS actuator and electric unit (control unit) harness
connector. Then retest.
NG >> Repair or replace as necessary.
Long Stopping DistanceINFOID:0000000001703847
1.CHECK BASE BRAKING SYSTEM PERFORMANCE
1. Disable ABS by disconnecting ABS actuator and electric unit (control unit) connector.
2. Drive vehicle and check brake operation.
NOTE:
• Stopping distance may be longer than vehicles without ABS when road condition is slippery.
• Driving the vehicle with the ABS actuator and electric unit (control unit) disconnected may induce DTCs
in electrical control units using CAN communication. After the inspection, clear all DTCs. Refer to LAN-
6, "System Description".
OK or NG
OK >> Go to BRC-29, "ABS Works Frequently".
NG >> Perform Basic Inspection. Refer to BRC-16, "
Basic Inspection".
ABS Does Not WorkINFOID:0000000001703848
CAUTION:
The ABS does not operate when the vehicle speed is 10 km/h (6 MPH) or less.
1.CHECK WARNING LAMP ACTIVATION
Turn ignition switch ON and check for warning lamp activation.
• Warning lamp should activate for approximately 2 seconds after turning the ignition switch ON.
OK or NG
OK >> Carry out self-diagnosis. Refer to BRC-18, "CONSULT-III Function (ABS)".
NG >> Go to BRC-16, "
Basic Inspection".
Pedal Vibration or ABS Operation NoiseINFOID:0000000001703849
NOTE:
During ABS activation, pedal vibration may be felt and a noise may be heard. This is normal and does not indi-
cate a malfunction.
1.CHECK SYMPTOM
1. Apply brake.
2. Start engine.
Does the symptom occur only when engine is started?
YES >> Carry out self-diagnosis. Refer to BRC-18, "CONSULT-III Function (ABS)".

Page 796 of 2771

NISSAN LATIO 2008 Service Repair Manual TROUBLE DIAGNOSES FOR SYMPTOMS
BRC-31
< SERVICE INFORMATION >[ABS]
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NO >> GO TO 2.
2.RECHECK SYMPTOM
Does the symptom occur only when electrical equipment switches (suc

Page 797 of 2771

NISSAN LATIO 2008 Service Repair Manual BRC-32
< SERVICE INFORMATION >[ABS]
WHEEL SENSORS
WHEEL SENSORS
Removal and InstallationINFOID:0000000001703850
NOTE:
The top portion of the figure (front side) shows view from LH side of vehicle. RH

Page 798 of 2771

NISSAN LATIO 2008 Service Repair Manual WHEEL SENSORS
BRC-33
< SERVICE INFORMATION >[ABS]
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• When installing rear wheel sensor, press rubber grommets of suspension arm bracket and harness of side
member all

Page 799 of 2771

NISSAN LATIO 2008 Service Repair Manual BRC-34
< SERVICE INFORMATION >[ABS]
SENSOR ROTOR
SENSOR ROTOR
Removal and InstallationINFOID:0000000001703851
Sensor rotor cannot be disassembled. To replace sensor rotor, replace hub bearing assembly

Page 800 of 2771

NISSAN LATIO 2008 Service Repair Manual ACTUATOR AND ELECTRIC UNIT (ASSEMBLY)
BRC-35
< SERVICE INFORMATION >[ABS]
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ACTUATOR AND ELECTRIC UNIT (ASSEMBLY)
Removal and InstallationINFOID:0000000001703852
CAUTION

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