Nissan Primera P11. Instruction — part 51
Diagnostic Procedure 3 (Motor Relay or
motor)
(Malfunction code No. 61 for models with
self-diagnosis function)
CHECK FUSIBLE LINK.
Check 40A fusible link
i
(Petrol
engine), fusible link
f
(diesel engine).
For fusible link layout, refer to POWER
SUPPLY ROUTING in EL section.
OK
E
NG
p
A
(Go to next page.)
CHECK CONNECTOR
1. Disconnect ABS actuator and electric
unit connector. Check terminals for
damage or loose connection. Then
reconnect connector.
2. Carry out self-diagnosis again.
Does warning lamp activate again?
Yes
E
No
Inspection end
CHECK MOTOR RELAY POWER SUP-
PLY CIRCUIT.
1. Disconnect ABS actuator and electric
unit connector.
2. Check voltage between ABS actuator
and electric unit connector
E78
(body
side) terminal
p
30
and ground.
Battery voltage should exist.
OK
E
NG
Check the following.
●
Harness connector
E78
●
Harness for open or
short between ABS
actuator and electric
unit and fusible link.
If NG, repair harness or
connector.
CHECK ABS ACTUATOR AND ELEC-
TRIC UNIT GROUND.
Refer to ABS ACTUATOR AND ELEC-
TRIC UNIT GROUND in Ground Circuit
Check, BR-75.
OK
E
NG
Repair harness and termi-
nals.
REPLACE.
Replace ABS actuator and electric unit.
YBR177
Fusible link
Fuse
ABS actuator
and electric
unit
Motor
relay
To
solenoid
valve
relay
ABS control unit
ABS
actuator and
electric unit
connector
: With petrol engine
: With diesel engine
YBR178
ABS ACTUATOR AND
ELECTRIC UNIT CONNECTOR
H
H
H
H
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
BR-81
p
A
REPLACE.
Replace fusible link.
Does the fusible link blow out when
ignition switch is turned ON?
OK
E
No
Inspection end
CHECK ABS ACTUATOR MOTOR
POWER SUPPLY CIRCUIT.
1. Disconnect battery cable and ABS
actuator and electric unit connector
E78
.
2. Check continuity between ABS
actuator and electric unit connector
E78
(body side) terminal
p
30
and
ground.
Continuity should not exist.
OK
E
NG
Check the following
●
Harness connector
E78
●
Harness for open or
short between ABS
actuator and electric
unit and fusible link
If NG, repair harness ro
connector.
CHECK HARNESS CONNECTOR.
Check ABS actuator and electric unit pin
terminals for damage or the connection
of ABS actuator and electric unit har-
ness connector.
Reconnect ABS actuator and electric
unit harness connector. Then retest.
YBR179
ABS ACTUATOR AND
ELECTRIC UNIT AND CONNECTOR
H
H
H
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
Diagnostic Procedure 3 (Motor Relay or
motor) (Cont’d)
BR-82
Diagnostic Procedure 4 (Low voltage)
(Malfunction code No. 57 for models with
self-diagnosis function)
CHECK CONNECTOR.
1. Disconnect ABS actuator and electric unit
connector. Check terminals for damage or
loose connections. Then reconnect con-
nector.
2. Carry out self-diagnosis again.
Does warning lamp activate again?
Yes
E
No
Inspection end
CHECK ABS CONTROL UNIT POWER
SUPPLY CIRCUIT
1. Disconnect ABS actuator and electric unit
connector.
2. Check voltage between ABS actuator and
electric unit connector
E78
terminal
p
1
and ground.
Battery voltage should exist when ignition
switch is turned ON.
OK
E
NG
p
A
(See below.)
CHECK ABS CONTROL UNIT GROUND
Refer to ABS ACTUATOR AND ELECTRIC
UNIT GROUND in Ground Circuit Check,
BR-75.
OK
E
NG
Repair harness and connec-
tor.
CHECK HARNESS CONNECTOR.
Check ABS actuator and electric unit pin
terminals for damage or the connection of
ABS actuator and electric unit harness con-
nector. Reconnect ABS actuator and electric
unit harness connector. Then retest.
p
A
CHECK FUSE.
Check 10A fuse
19
. For fuse layout, refer
to POWER SUPPLY ROUTING in EL sec-
tion.
OK
E
NG
Replace fuse.
CHECK ABS CONTROL UNIT POWER
SUPPLY CIRCUIT
Check continuity between fuse and ABS
actuator and electric unit connector
E78
(body side) terminal
p
1
.
OK
E
NG
Check the following:
●
Harness connector
E78
●
Harness for open or short
between ABS actuator and
electric unit and fuse
If NG, repair harness or
connector.
Check battery. Refer to BATTERY in EL
section.
YBR180
ABS control unit
To solenoid valve relay
ABS actuator and electric unit
.
Fuse
YBR181
ABS ACTUATOR AND
ELECTRIC UNIT CONNECTOR
H
H
H
H
H
H
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
BR-83
Diagnostic Procedure 5 (Control unit)
(Malfunctioning code No. 71 for models with
self-diagnosis function)
CHECK CONNECTOR.
1. Disconnect ABS actuator and electric unit
connector.
Check terminals for damage or loose con-
nections. Then reconnect connector.
2. Carry out self-diagnosis again.
Does warning lamp activate again?
Yes
E
No
Inspection end
ABS CONTROL UNIT POWER SUPPLY
CHECK
Check voltage. Refer to
in Diagnostic
Procedure 4, BR-83.
CHECK SELF-DIAGNOSTIC RESULTS
Does warning lamp indicate code No. 71
again?
No
E
Yes
Replace ABS actuator and
electric unit.
INSPECTION
Inspect the system according to the code
No.
YBR182
ABS control unit
ABS actuator and electric unit
.
Fuse
H
H
H
TROUBLE DIAGNOSES FOR SELF-DIAGNOSTIC ITEMS
BR-84
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