Infiniti I30 (A33). Manual — part 132
3
CHECK ABS ACTUATOR SOLENOID VALVE
1. Disconnect connectors from control unit and ABS actuator.
2. Check resistance between control unit connector terminals and ABS actuator 2-pin connector E5 (ABS actuator side)
terminals.
MTBL0084
SBR766DH
Is resistance within specifications?
Yes
©
GO TO 6.
No
©
GO TO 4.
GI
MA
EM
LC
EC
FE
AT
AX
SU
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
TCS
ABS Actuator Solenoid Valve (Cont’d)
BR-111
4
CHECK ABS ACTUATOR SOLENOID VALVE
1. Disconnect ABS actuator 8-pin connector.
2. Check resistance between ABS actuator 8-pin connector E7 (ABS actuator side) terminals and ABS actuator 2-pin con-
nector E5 (ABS actuator side) terminals.
MTBL0085
SBR767DH
Is resistance within specifications?
Yes
©
Check the following.
I
Harness connectors E7, E5
I
Harness for open or short between actuator connector and control unit
I
Harness for open or short between actuator 8-pin connector and actuator 2-pin con-
nector
If NG, repair harness or connectors.
No
©
GO TO 5.
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
TCS
ABS Actuator Solenoid Valve (Cont’d)
BR-112
5
CHECK ABS ACTUATOR SOLENOID VALVE
Check resistance between solenoid valve terminals 1, 3, 5, 7, 14, 15, 16, 17.
MTBL0086
Is resistance within specifications?
Yes
©
Check the following.
I
Harness connectors E7, E5
I
Harness for open or short between actuator connector and control unit
I
Harness for open or short between actuator 8-pin connector and actuator 2-pin con-
nector
If NG, repair harness or connectors.
No
©
Replace ABS actuator.
6
CHECK ABS ACTUATOR SOLENOID VALVE RELAY
1. Remove solenoid valve relay.
2. Check continuity between ABS actuator 2-pin connector E5 (body side) terminal 19 and solenoid valve relay terminal 3.
Continuity should exist.
SBR768DH
Does continuity exist?
Yes
©
Go to “Solenoid Valve Relay”, BR-114.
No
©
Check the following.
I
Harness connectors E33, E5
I
Harness for open or short between actuator connector and solenoid valve relay termi-
nal (relay box side)
If NG, repair harness or connectors.
GI
MA
EM
LC
EC
FE
AT
AX
SU
ST
RS
BT
HA
SC
EL
IDX
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
TCS
ABS Actuator Solenoid Valve (Cont’d)
BR-113
Solenoid Valve Relay
NHBR0066
DIAGNOSTIC PROCEDURE
NHBR0066S01
Malfunction code No. 63
1
INSPECTION START
Solenoid valve relay inspection
SBR334EB
©
GO TO 2.
2
CHECK SOLENOID VALVE POWER SUPPLY CIRCUIT
Check 40A [e] fusible link (ABS ACTR) for ABS solenoid valve relay. For fusible link layout, refer to POWER SUPPLY
ROUTING in EL section.
Is fusible link OK?
Yes
©
GO TO 3.
No
©
GO TO 9.
3
CHECK FUSE
Check 10A fuse No. 30. For fuse layout, refer to “POWER SUPPLY ROUTING” in EL section.
Is fuse OK?
Yes
©
GO TO 4.
No
©
GO TO 13.
4
CHECK CONNECTOR
1. Disconnect connectors from control unit and ABS actuator. Check terminals for damage or loose connection. Then
reconnect connectors.
2. Carry out self-diagnosis again.
Does warning lamp activate again?
Yes
©
GO TO 5.
No
©
INSPECTION END
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
TCS
Solenoid Valve Relay
BR-114
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