Nissan Versa Note. Instruction — part 81
BCS
U1010 CONTROL UNIT (CAN)
BCS-61
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
U1010 CONTROL UNIT (CAN)
DTC Logic
INFOID:0000000009693596
DTC DETECTION LOGIC
Diagnosis Procedure
INFOID:0000000009693597
1.
REPLACE BCM
When DTC “U1010” is detected, replace BCM.
>> Replace BCM. Refer to
BCS-70, "Removal and Installation"
CONSULT Display
DTC Detection Condition
Possible Cause
CONTROL UNIT (CAN)
[U1010]
BCM detected internal CAN communication cir-
cuit malfunction.
BCM
BCS-62
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
U0415 VEHICLE SPEED
U0415 VEHICLE SPEED
DTC Logic
INFOID:0000000009693598
DTC DETECTION LOGIC
NOTE:
• If DTC U0415 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
.
• If DTC U0415 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
.
DTC CONFIRMATION PROCEDURE
1.
DTC CONFIRMATION
1. Erase the DTC.
2. Turn ignition switch OFF.
3. Perform Self Diagnostic Result of BCM with CONSULT, after the ignition switch has been turned ON for 2
seconds or more.
Is any DTC detected?
YES
>> Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009693599
1.
ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) SELF DIAGNOSTIC RESULT
Perform Self Diagnostic Result of ABS with CONSULT. Refer to
BRC-30, "CONSULT Function (ABS)"
.
Is any DTC detected?
YES
>> Perform the trouble diagnosis related to the detected DTC. Refer to
.
NO
>> GO TO 2.
2.
CHECK ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT) POWER SUPPLY AND GROUND
CIRCUIT
Check ABS actuator and electric unit (control unit) power and ground. Refer to
.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connectors.
3.
COMBINATION METER SELF DIAGNOSTIC RESULT
Perform Self Diagnostic Result of METER M&A with CONSULT. Refer to
.
Is any DTC detected?
YES
>> Perform the trouble diagnosis related to the detected DTC. Refer to
.
NO
>> Refer to
GI-41, "Intermittent Incident"
.
CONSULT Display
DTC Detection Condition
Probable Cause
VDC CAN CIR2
[U0415]
When the vehicle speed signal received from the
ABS actuator and electric unit (control unit) re-
mains abnormal for 2 seconds or more.
• ABS system
• Combination meter system
• CAN bus harness
BCS
B2562 LOW VOLTAGE
BCS-63
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
K
L
B
A
O
P
N
B2562 LOW VOLTAGE
DTC Logic
INFOID:0000000009693600
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
DTC CONFIRMATION
1. Erase DTC.
2. Turn ignition switch OFF.
3. Perform the Self Diagnostic Result of BCM with CONSULT, after the ignition switch has been turned ON
for 120 seconds or more.
Is any DTC detected?
YES
>> Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009693601
1.
CHECK BATTERY VOLTAGE
Check battery voltage.
Is battery voltage less than 8.8V?
YES
>> Charge battery and retest. Refer to
.
NO
>> GO TO 2.
2.
CHECK POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit. Refer to
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair or replace harness or connectors.
3.
BCM SELF DIAGNOSTIC RESULT
Perform Self Diagnostic Result of BCM with CONSULT. Refer to
BCS-23, "BCM : CONSULT Function (BCM -
Is DTC B2562 CRNT?
YES
>> Replace BCM. Refer to
BCS-70, "Removal and Installation"
NO
>> Refer to
GI-41, "Intermittent Incident"
.
CONSULT Display
DTC Detection Condition
Possible Cause
LOW VOLTAGE
[B2562]
When the power supply voltage to BCM remains
less than 8.8 V for 120 seconds or more
• Harness or connector (power supply circuit)
• Vehicle battery
BCS-64
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
POWER SUPPLY AND GROUND CIRCUIT
POWER SUPPLY AND GROUND CIRCUIT
Diagnosis Procedure
INFOID:0000000009693602
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. Disconnect BCM connector M99.
2. Check voltage between BCM connector M99 and ground.
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Repair harness or connector.
3.
CHECK GROUND CIRCUIT
Check continuity between BCM connector M99 and ground.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Repair harness or connector.
Terminal No.
Signal name
Fuses and fusible link No.
57
Battery power supply
12 (10A)
70
G (40A)
BCM
Ground
Voltage
Connector
Terminal
M99
57
—
Battery voltage
70
BCM
Ground
Continuity
Connector
Terminal
M99
67
—
Yes
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