Infiniti I35 (A33). Manual — part 140
5
ACTUATOR SOLENOID INSPECTION
1. Disconnect the ABS actuator connector B57 and VDC relay box connector E600.
SBR198F
2. Check the resistance value at the ABS actuator.
MTBL1564
Is inspection result OK?
OK
©
Perform the VDC/TCS/ABS control unit self-diagnosis again.
NG
©
Replace the ABS actuator assembly.
GI
MA
EM
LC
EC
FE
AT
AX
SU
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
VDC
Inspection 7 Solenoid Valve, VDC Switch-over Solenoid Valve and Circuit (Cont’d)
BR-145
Inspection 8 Actuator Motor, Motor Relay and
Circuit
=NHBR0277
Inspection procedure
1
SELF-DIAGNOSIS RESULT CHECK 1
Check the self-diagnosis results.
MTBL1279
Are “PUMP MOTOR” and “ACTUATOR RLY” (NOTE) indicated in the self-diagnosis results?
©
GO TO 2.
NOTE:
“ACTUATOR RLY” on the CONSULT-II self-diagnosis results indicates the malfunction of
the actuator relay and circuit.
2
SELF-DIAGNOSIS RESULT CHECK 2
1. Disconnect connectors for the VDC/TCS/ABS control unit and the actuator. Securely connect them again.
2. Perform the self-diagnosis again.
Are any self-diagnosis items indicated again?
Yes
©
GO TO 3.
No
©
Repair or replace the poorly connected connector.
3
ACTUATOR MOTOR, MOTOR RELAY POWER SUPPLY CIRCUIT INSPECTION
1. Disconnect VDC relay box connector E165.
SBR200F
2. Check the voltage between the harness connector E165 and body ground.
MTBL1389
Is inspection result OK?
OK
©
GO TO 4.
NG
©
I
Check the fuse 50A.
I
Check for continuity between the battery and the VDC relay box connector E165 ter-
minal No. 10.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
VDC
Inspection 8 Actuator Motor, Motor Relay and Circuit
BR-146
4
ACTUATOR MOTOR AND MOTOR RELAY CIRCUIT CHECK
1. Disconnect connectors for the VDC/TCS/ABS control unit and the VDC relay box.
SBR202F
2. Check for continuity between the VDC/TCS/ABS control unit and the VDC relay box (harness connectors B57 and
E166).
MTBL1390
Is inspection result OK?
Yes
©
GO TO 5.
No
©
Harness malfunction between the VDC/TCS/ABS control unit, the VDC relay box.
5
MOTOR RELAY UNIT INSPECTION
Check the motor relay as a unit.
Is inspection result OK?
Yes
©
Check the VDC/TCS/ABS control unit power supply circuit.
No
©
Replace the motor relay.
GI
MA
EM
LC
EC
FE
AT
AX
SU
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
VDC
Inspection 8 Actuator Motor, Motor Relay and Circuit (Cont’d)
BR-147
Inspection 9 Actuator Relay and Circuit
=NHBR0278
Inspection procedure
1
SELF-DIAGNOSIS RESULT CHECK 1
Check the self-diagnosis results.
MTBL1282
Is “MAIN RELAY” indicated in the self-diagnosis results?
©
GO TO 2.
2
SELF-DIAGNOSIS RESULT CHECK 2
1. Disconnect the VDC/TCS/ABS control unit connector B57. Securely connect them again.
2. Perform the VDC/TCS/ABS control unit self-diagnosis again.
Is the same self-diagnosis item indicated?
Yes
©
GO TO 3.
No
©
Repair or replace the poorly connected connector.
3
VDC/TCS/ABS CONTROL UNIT GROUND CIRCUIT INSPECTION
Check the VDC/TCS/ABS control unit ground circuit (harness connector B57).
SBR204F
MTBL1391
Is inspection result OK?
OK
©
GO TO 4.
NG
©
Poorly connection on the VDC/TCS/ABS control unit connector or harness disconnection.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
VDC
Inspection 9 Actuator Relay and Circuit
BR-148
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