Infiniti F50. Manual — part 281
TROUBLE DIAGNOSIS
BRC-67
C
D
E
G
H
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J
K
L
M
A
B
BRC
Symptom 8 Vehicle Behaves Jerkily During VDC/TCS/ABS Operation.
EFS0027V
Inspection Procedure
1.
CHECKING CONNECTORS
1.
Disconnect VDC/TCS/ABS control unit, ECM and A/T control unit connectors.
2.
Check connectors for terminal damage or loose connection. Then reconnect them securely.
Is inspection result OK?
OK
>> GO TO 2.
NG
>> Connector open, shorted or damaged. Repair or replace connector.
2.
SYMPTOM CHECK
Check if the vehicle jerks during VDC/TCS/ABS control.
OK or NG
OK
>> Inspection END.
NG
>> GO TO 3.
3.
ECM SELF-DIAGNOSIS RESULT ITEM CHECK
Perform the ECM self-diagnosis.
Does self-diagnosis results display?
YES
.
NO
>> GO TO 4.
4.
A/T SELF-DIAGNOSIS RESULT ITEM CHECK
Perform the A/T self-diagnosis.
Does self-diagnosis results display?
YES
NO
>> GO TO 5.
5.
CHECKING ENGINE SPEED SIGNAL
On CONSULT-II, execute “DATA MONITOR” for VDC/TCS/ABS control unit.
Is engine speed at idle 400 rpm or higher?
OK
>> GO TO 7.
NG
>> GO TO 6.
6.
CHECKING SELF-DIAGNOSIS RESULTS (1)
Perform VDC/TCS/ABS control unit self-diagnosis.
Is the result of self-diagnosis “CAN COMM” or “ST ANGLE SEN CIRCUIT”?
YES
>> GO TO inspection 16 CAN Communications, VDC/TCS/ABS Control Unit and Steering Angle
Sensor System. Refer to
NO
>> Replace VDC/TCS/ABS control unit.
7.
CHECKING SELF-DIAGNOSIS RESULTS (2)
Perform VDC/TCS/ABS control unit self-diagnosis.
Does anything appear on self-diagnosis results display?
YES
>> Repair or replace parts at location indicated.
NO
>> Inspection END.
Self-diagnosis results
CONSULT-II display items
“CAN COMM” (CAN communication)
“ST ANGLE SEN CIRCUIT” (Steering angle sensor communication line)
BRC-68
WHEEL SENSORS
WHEEL SENSORS
PFP:47910
Removal and Installation
EFS00201
REMOVAL
Be careful of the following.
CAUTION:
When removing the sensor, do not rotate it, if possible, and also do not forcibly pull the sensor har-
ness.
INSTALLATION
Be careful of the following. Tighten the mounting bolts and nuts to the specified torque.
●
When installing, check that there is no foreign material such as iron chips on the pick-up and mounting
hole of the sensor, and check that no foreign material has been caught in the sensor rotor motor. Remove
any foreign material to clean the mount.
PFIA0014E
VDC/TCS/ABS CONTROL UNIT
BRC-69
C
D
E
G
H
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A
B
BRC
VDC/TCS/ABS CONTROL UNIT
PFP:47660
Removal and Installation
EFS0020N
REMOVAL
1.
Remove instrument lower panel, glove box and instrument
assist panel. Refer to
IP-10, "INSTRUMENT PANEL ASSEM-
.
2.
Remove VDC/TCS/ABS control unit.
INSTALLATION
Install in the reverse order of removal.
SFIA0816E
BRC-70
SENSOR ROTOR
SENSOR ROTOR
PFP:47970
Removal and Installation
EFS0020O
REMOVAL
Front
Refer to
FAX-4, "FRONT WHEEL HUB AND KNUCKLE"
in “FAX” section.
Rear
Follow procedure below to remove rear sensor rotor.
●
Remove side flange. Refer to
in “RFD” section.
●
Using a bearing replacer (special service tool) and puller (commercial service tool), remove sensor rotor
from the companion flange.
INSTALLATION
Front
Refer to
FAX-4, "FRONT WHEEL HUB AND KNUCKLE"
in “FAX” section.
Rear
Follow procedure below to install rear sensor rotor.
●
Using a drift (special service tool), press rear sensor rotor onto
the side flange.
●
Install side flange.
BRG1210D
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