Nissan Frontier D22. Manual — part 195
TROUBLE DIAGNOSIS
BRC-111
[VDC/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
4.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS (2)
Does any other self-diagnostic item appear on display?
YES
>> Repair or replace.
NO
>> GO TO 5.
5.
CHECK VOLTAGE
1.
Check if battery voltage is too low (less than 9V) or battery terminals are loose.
OK or NG?
OK
>> GO TO 6.
NG
>> Faulty battery.
6.
CHECK LAN CIRCUIT
1.
Disconnect CAN-LAN converter (CLC), TCM and ECM connectors.
2.
Check continuity between connector terminals.
OK or NG?
OK
>> Connect connectors and repeat self-diagnosis. Repair
or replace.
NG
>>
●
Check the following
–
Harness connectors M147, M78, F29
–
Harness for open or short between ABS actuator and
electric unit (control unit) and ECM
–
Harness for open or short between ABS actuator and
electric unit (control unit) and TCM
–
Harness for open or short between ECM and TCM
●
If NG, repair harness or connectors.
Inspection 16 LAN SIGNAL 2 - LAN Communication Start Procedure Incomplete
EFS003IN
DTC C1172
1.
INSPECTION START
Check self-diagnosis results.
Do self-diagnosis results indicate anything other than the above?
YES
>> Perform repair or replacement for the item indicated.
NO
>> GO TO 2.
CLC
ECM
TCM
16 (W/G)
68 (W/G)
—
16 (W/G)
—
33 (W/G)
—
68 (W/G)
33 (W/G)
Continuity should exist.
LFIA0158E
Self-diagnosis results
CONSULT-II display items
LAN SIGNAL 2
LFIA0157E
BRC-112
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS
2.
CHECK ENGINE SYSTEM
1.
Perform self-diagnostic procedures for ECM.
Is self-diagnosis for ECM able to start?
YES
>> GO TO 3.
NO
>>
●
Repair or replace data link connector to ECM harness or connector
●
Faulty ECM (MIL remains ON during operation)
3.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS
Check self-diagnosis results.
Does "CAN-LAN CONVERTER COMM NG" appear on display?
YES
>> Check LAN circuit. Refer to
BRC-110, "Inspection 15 ENG CHECK SIG - LAN Monitoring"
NO
>> GO TO 4.
4.
CHECK START SIGNAL TO ECM
Check START signal to ECM.
OK or NG?
YES
>>
●
If other items appear on display, repair or replace
●
Repeat self-diagnosis procedures for control unit
NO
>> Repair START input to ECM.
Inspection 17 LAN COMM 1 - LAN Communication System Failure
EFS003IO
DTC C1169
1.
INSPECTION START
Check self-diagnosis results.
Do self-diagnosis results indicate anything other than the above?
YES
>> Perform repair or replacement for the item indicated.
NO
>> GO TO 2.
2.
CHECK ENGINE SYSTEM
1.
Perform self-diagnostic procedures for ECM.
Does "CAN-LAN CONVERTER" appear on display?
YES
>> Check LAN circuit. Refer to
BRC-110, "Inspection 15 ENG CHECK SIG - LAN Monitoring"
NO
>> GO TO 3.
3.
CHECK ECM POWER SUPPLY
Check ECM to battery power circuits, harness and connectors.
OK or NG?
OK
>>
●
Repeat self-diagnosis procedures for control unit
●
If NG, replace control unit
NG
>> Repair or replace.
Self-diagnosis results
CONSULT-II display items
CAN-LAN CONVERTER COMM NG
Self-diagnosis results
CONSULT-II display items
LAN COMM 1
TROUBLE DIAGNOSIS
BRC-113
[VDC/TCS/ABS]
C
D
E
G
H
I
J
K
L
M
A
B
BRC
Inspection 18 LAN SIGNAL 3 - Continued Reception After LAN Communication
Starts
EFS003IP
DTC 1173
1.
INSPECTION START
Check self-diagnosis results.
Do self-diagnosis results indicate anything other than the above?
YES
>> Perform repair or replacement for the item indicated.
NO
>> GO TO 2.
2.
CHECK ENGINE SYSTEM
1.
Perform self-diagnostic procedures for ECM.
Does "CAN-LAN CONVERTER COMM NG" appear on display?
YES
>> Check ECM. Refer to EC Section.
NO
>> GO TO 3.
3.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF-DIAGNOSIS
Check self-diagnosis results.
Does "ABS-TCS C/U SIGNAL" appear on display?
YES
>> Replace CLC. Refer to
BRC-131, "CAN-LAN Converter (CLC)"
. Repeat self-diagnosis for control
unit.
NO
>> If other items appear on display, repair or replace.
Inspection 19 SLIP Indicator Lamp Does Not Come On When Ignition Switch is
Turned On
EFS003IQ
1.
INSPECTION START
Indicator lamp circuit inspection.
>> GO TO 2.
Self-diagnosis results
CONSULT-II display items
LAN SIGNAL 3
LFIA0157E
Self-diagnosis results
CONSULT-II display items
ABS-TCS C/U SIGNAL
LFIA0159E
BRC-114
[VDC/TCS/ABS]
TROUBLE DIAGNOSIS
2.
CHECK FUSE
Check 10A fuse [No. 11 located in the fuse block (J/B)]. For fuse layout, refer to
.
OK or NG?
OK
>> GO TO 3.
NG
>> Replace fuse.
3.
CHECK POWER SUPPLY CIRCUIT
1.
Install 10A fuse.
2.
Disconnect ABS actuator and electric unit (control unit) connector.
3.
Turn ignition switch ON.
4.
Check voltage between ABS actuator and electric unit (control
unit) connector E39 terminal 26 (B/R) and ground.
OK or NG?
OK
>> GO TO 5.
NG
>> GO TO 4.
4.
CHECK INDICATOR BULB
Check indicator lamp bulb.
OK or NG?
OK
>> Repair harness or connectors between fuse and ABS actuator and electric unit (control unit) ter-
minal 26 (including combination meter).
NG
>> Replace combination meter.
5.
CHECK CIRCUIT
1.
Turn ignition switch OFF.
2.
Disconnect ABS actuator and electric unit (control unit) and combination meter connectors.
3.
Check continuity between ABS actuator and electric unit (control
unit) connector E39 terminal 26 (B/R) and combination meter
connector M38 terminal 5 (B/R).
Battery voltage should exist.
LFIA0160E
Continuity should exist.
LFIA0161E
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