Infiniti I35 (A33). Manual — part 138
Inspection 4 Pressure Sensor and The Circuit
Between Pressure Sensor and VDC/TCS/ABS
Control Unit
=NHBR0273
Inspection procedure
1
SELF-DIAGNOSIS RESULT CHECK 1
Check the self-diagnosis results.
MTBL1266
Is “PRESS SEN CIRCUIT” indicated in the self-diagnosis results?
©
GO TO 2.
2
SELF-DIAGNOSIS RESULT CHECK 2
1. Disconnect connectors of the pressure sensor and the VDC/TCS/ABS control unit, and connect them again correctly.
2. Perform the VDC/TCS/ABS control unit self-diagnosis again.
Is inspection result OK?
OK
©
Repair or replace the poorly connected connector, then perform the self-diagnosis again.
NG
©
GO TO 3.
3
PRESSURE SENSOR CIRCUIT INSPECTION
1. Disconnect connectors of the pressure sensor and the VDC/TCS/ABS control unit.
SBR188F
2. Check for continuity between the VDC/TCS/ABS control unit (harness connector B57) and the pressure sensor (har-
ness connector E168).
MTBL1383
Is inspection result OK?
OK
©
GO TO 4.
NG
©
Repair or replace the disconnected harness.
GI
MA
EM
LC
EC
FE
AT
AX
SU
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
VDC
Inspection 4 Pressure Sensor and The Circuit Between Pressure Sensor and VDC/TCS/ABS Control Unit
BR-137
4
PRESSURE SENSOR INSPECTION
Check the “PRESS SENSOR” value in “DATA MONITOR”.
MTBL1268
Is inspection result OK?
OK
©
Perform the VDC/TCS/ABS control unit self-diagnosis again.
NG
©
Pressure sensor malfunction. Replace the ABS actuator (with the pressure sensor).
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
VDC
Inspection 4 Pressure Sensor and The Circuit Between Pressure Sensor and VDC/TCS/ABS Control Unit (Cont’d)
BR-138
Inspection 5 Steering Angle Sensor and The
Circuit Between Steering Angle Sensor and
VDC/TCS/ABS
=NHBR0274
Inspection procedure
1
SELF-DIAGNOSIS RESULT CHECK 1
Check the self-diagnosis results.
MTBL1269
Perform inspection 15.
Refer to Inspection 15 CAN Communication Circuit, VDC/TCS/ABS Control Unit and Steering Angle Sensor, BR-156.
Is “ST ANG SEN CIRCUIT” indicated in the self-diagnosis results?
©
GO TO 2.
2
SELF-DIAGNOSIS RESULT CHECK 2
1. Repair or replace the poorly connected connector.
–
Check the connector housing for disconnect, loose, bent and collapse terminals.
If any malfunction are detected, repair or replace the applicable part.
2. Perform the VDC/TCS/ABS control unit self-diagnosis again.
Is inspection result OK?
OK
©
INSPECTION END
NG
©
GO TO 3.
3
STEERING ANGLE SENSOR CURCUIT CHECK
1. Disconnect the VDC/TCS/ABS control unit connector B57 and the steering angle sensor connector M218.
SBR190F
2. Check for continuity between the VDC/TCS/ABS control unit (harness connector B57) and the steering angle sensor
(harness connector M218).
MTBL1384
Is inspection result OK?
OK
©
GO TO 4.
NG
©
Repair or replace the disconnected harness.
GI
MA
EM
LC
EC
FE
AT
AX
SU
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
VDC
Inspection 5 Steering Angle Sensor and The Circuit Between Steering Angle Sensor and VDC/TCS/ABS
BR-139
4
DATA MONITOR CHECK
Perform the “STR ANGLE SIG” value in “DATA MONITOR” and check that it is in normal condition.
MTBL1271
Is inspection result OK?
OK
©
Perform the VDC/TCS/ABS control unit self-diagnosis again.
NG
©
Replace the spiral cable (with the steering angle sensor) and adjust the neutral position
of steering angle sensor. Adjustment of Neutral Position of Steering Angle Sensor,
BR-93.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
VDC
Inspection 5 Steering Angle Sensor and The Circuit Between Steering Angle Sensor and VDC/TCS/ABS (Cont’d)
BR-140
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