Nissan Frontier. Instruction — part 244
DLK-22
< SYSTEM DESCRIPTION >
DIAGNOSIS SYSTEM (BCM)
ACTIVE TEST
WORK SUPPORT
*: Initial setting
Monitor Item [Unit]
Description
IGN ON SW [On/Off]
Indicates condition of ignition switch ON position.
KEY ON SW [On/Off]
Indicates condition of key switch.
ACC ON SW [On/Off]
Indicates condition of ignition switch ACC position.
KEYLESS LOCK [On/Off]
Indicates condition of lock signal from keyfob.
KEYLESS UNLOCK [On/Off]
Indicates condition of unlock signal from keyfob.
KEYLESS PANIC [On/Off]
Indicates condition of panic signal from keyfob.
DOOR SW-DR [On/Off]
Indicates condition of front door switch LH.
DOOR SW-AS [On/Off]
Indicates condition of front door switch RH.
DOOR SW-RR [On/Off]
Indicates condition of rear door switch RH.
DOOR SW-RL [On/Off]
Indicates condition of rear door switch LH.
CDL LOCK SW [On/Off]
Indicates condition of lock signal from door lock and unlock switch.
CDL UNLOCK SW [On/Off]
Indicates condition of unlock signal from door lock and unlock switch.
KEY CYL LK SW [On/Off]
Indicates condition of lock signal from door key cylinder switch.
Test Item
Description
DOOR LOCK
This test is able to check door lock operation [OTR ULK/DR UNLK/ALL ULK/ALL LCK].
FLASHER
This test is able to check hazard reminder operation [Off/LH/RH].
HORN
This test is able to check horn operation [On].
Support Item
Setting
Description
HORN CHIRP SET
Off
Horn chirp function can be changed in this mode.
On*
HAZARD LAMP SET
MODE4*
Lock and Unlock
Hazard warning lamp function can be changed in this mode.
MODE3
Lock Only
MODE2
Unlock Only
MODE1
OFF
MULTI ANSWER BACK SET
MODE2*
Lock
Hazard warning lamps flash twice and horn does not sound.
Unlock
Hazard warning lamps do not flash and horn does not sound.
MODE1
Lock
Hazard warning lamps flash twice and horn sounds once.
Unlock
Hazard warning lamps flash once and horn does not sound.
AUTO LOCK SET
MODE3
1 min
Auto locking function can be changed in this mode.
MODE2
OFF
MODE1*
5 min
PANIC ALRM SET
MODE3
1.5 sec
Panic alarm operation can be changed in this mode.
MODE2
OFF
MODE1*
0.5 sec
REMO CONT ID REGIST
—
Keyfob ID code can be registered.
REMO CONT ID ERASUR
—
Keyfob ID code can be erased.
REMO CONT ID CONFIR
—
Keyfob ID code registration is displayed.
U1000 CAN COMM CIRCUIT
DLK-23
< DTC/CIRCUIT DIAGNOSIS >
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DTC/CIRCUIT DIAGNOSIS
U1000 CAN COMM CIRCUIT
Description
INFOID:0000000009478875
LAN-54, "CAN Communication Signal Chart"
DTC Logic
INFOID:0000000009478876
DTC DETECTION LOGIC
Diagnosis Procedure
INFOID:0000000009478877
1.
PERFORM SELF DIAGNOSTIC
1. Turn ignition switch ON and wait for 2 seconds or more.
2. Check “Self Diagnostic Result” of BCM.
Is “CAN COMM CIRCUIT” displayed?
YES
>> Refer to
LAN-14, "Trouble Diagnosis Flow Chart"
NO
>> Refer to
GI-42, "Intermittent Incident"
.
DTC
CONSULT display de-
scription
DTC Detection Condition
Possible cause
U1000
CAN COMM CIRCUIT
When BCM cannot communicate CAN com-
munication signal continuously for 2 sec-
onds or more.
Any item (or items) of the following listed below is
malfunctioning in CAN communication system.
• Transmission
• Receiving (ECM)
• Receiving (METER/M&A)
• Receiving (TCM)
• Receiving (IPDM E/R)
DLK-24
< DTC/CIRCUIT DIAGNOSIS >
U1010 CONTROL UNIT (CAN)
U1010 CONTROL UNIT (CAN)
DTC Logic
INFOID:0000000009478878
DTC DETECTION LOGIC
Diagnosis Procedure
INFOID:0000000009478879
1.
REPLACE BCM
When DTC [U1010] is detected, replace BCM.
>> Replace BCM. Refer to
BCS-49, "Removal and Installation"
Special Repair Requirement
INFOID:0000000009478880
1.
REQUIRED WORK WHEN REPLACING BCM
The BCM must be initialized when replaced. Refer to (Body Control System) for BCM configuration.
Initialize NVIS by CONSULT. For the details of initialization refer to CONSULT Immobilizer mode and follow
the on-screen instructions.
>> Inspection End.
DTC
CONSULT display de-
scription
DTC Detection Condition
Possible cause
U1010
CONTROL UNIT (CAN)
BCM detected internal CAN communication circuit malfunction.
BCM
POWER SUPPLY AND GROUND CIRCUIT
DLK-25
< DTC/CIRCUIT DIAGNOSIS >
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POWER SUPPLY AND GROUND CIRCUIT
Diagnosis Procedure
INFOID:0000000010219721
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSES AND FUSIBLE LINK
Check that the following fuses and fusible link are not blown.
Is the fuse blown?
YES
>> Replace the blown fuse or fusible link after repairing the affected circuit.
NO
>> GO TO 2
2.
CHECK POWER SUPPLY CIRCUIT
1. Turn ignition switch OFF.
2. Disconnect BCM.
3. Check voltage between BCM harness connector and ground.
Is the measurement value normal?
YES
>> GO TO 3
NO
>> Repair or replace harness.
3.
CHECK GROUND CIRCUIT
Terminal No.
Signal name
Fuses and fusible link No.
57
Battery power supply
21 (10A)
70
G (50A)
11
Ignition ACC or ON
4 (10A)
38
Ignition ON or START
1 (10A)
Connector
Terminals
Power
source
Condition
Voltage (V) (Ap-
prox.)
(+)
(-)
M18
11
Ground
ACC
power
supply
Ignition
switch
ACC or
ON
Battery voltage
38
Ground
Ignition
power
supply
Ignition
switch ON
or START
Battery voltage
M20
57
Ground
Battery
power
supply
Ignition
switch
OFF
Battery voltage
70
Ground
Battery
power
supply
Ignition
switch
OFF
Battery voltage
LIIA2415E
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