Nissan Versa Sedan. Instruction — part 74
BCS
INSPECTION AND ADJUSTMENT
BCS-57
< BASIC INSPECTION >
[WITH INTELLIGENT KEY SYSTEM]
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>> Work End.
CONFIGURATION (BCM)
CONFIGURATION (BCM) : Description
INFOID:0000000009268639
Vehicle specification needs to be written with CONSULT because it is not written after replacing BCM.
Configuration has three functions as follows:
CAUTION:
• When replacing BCM, you must perform “Select Saved Data List” or "After Replace ECU" with CON-
SULT.
• Complete the procedure of “Select Saved Data List” or "After Replace ECU" in order.
• If you set incorrect “Select Saved Data List” or "After Replace ECU", incidents might occur.
• Configuration is different for each vehicle model. Confirm configuration of each vehicle model.
• Never perform “Select Saved Data List” or "After Replace ECU" except for new BCM.
CONFIGURATION (BCM) : Work Procedure
INFOID:0000000009268640
1.
WRITING MODE SELECTION
CONSULT
Select “Reprogramming, Configuration” of BCM.
When writing saved data>>GO TO 2.
When writing instructionly>>GO TO 3.
2.
PERFORM “SAVED DATA LIST”
CONSULT
Automatically “Operation Log Selection” window will display if “Before Replace ECU” was performed. Select
applicable file from the “Save Data List” and press “Confirm”.
>> Work End.
3.
PERFORM “AFTER REPLACE ECU” OR “MANUAL CONFIGURATION”
CONSULT
1. Select “After Replace ECU” or “Instruction Configuration”.
2. Identify the correct model and configuration list. Refer to
BCS-58, "CONFIGURATION (BCM) : Configura-
.
3. Confirm and/or change setting value for each item.
CAUTION:
Thoroughly read and understand the vehicle specification. ECU control may not operate normally
if the setting is not correct.
4. Select “Next”.
CAUTION:
Make sure to select “Next”, confirm each setting value and press “OK” even if the indicated con-
figuration of brand new BCM is same as the desirable configuration. If not, configuration which is
set automatically by selecting vehicle model cannot be memorized.
5. When "Completed", select "End".
>> GO TO 4.
4.
OPERATION CHECK
Function
Description
"Before Replace ECU"
• Reads the vehicle configuration of current BCM.
• Saves the read vehicle configuration.
"After Replace ECU"
Writes the vehicle configuration with instruction selection.
"Select Saved Data List"
Writes the vehicle configuration with saved data.
BCS-58
< BASIC INSPECTION >
[WITH INTELLIGENT KEY SYSTEM]
INSPECTION AND ADJUSTMENT
Confirm that each function controlled by BCM operates normally.
>> Work End.
CONFIGURATION (BCM) : Configuration list
INFOID:0000000009268641
CAUTION:
Thoroughly read and understand the vehicle specification. Incorrect settings may result in abnormal
control of ECU.
⇔: Items which confirm vehicle specifications
SETTING ITEM
Items
Setting value
TRANSMISSION
AT with ABS
⇔ MT with ABS
BLOWE FAN SIG
MODE1
⇔ MODE2
BCS
U1000 CAN COMM CIRCUIT
BCS-59
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
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DTC/CIRCUIT DIAGNOSIS
U1000 CAN COMM CIRCUIT
Description
INFOID:0000000009268642
LAN-6, "CAN COMMUNICATION SYSTEM : System Description"
.
DTC Logic
INFOID:0000000009268643
DTC DETECTION LOGIC
NOTE:
U1000 can be set if a module harness was disconnected and reconnected, perhaps during a repair. Confirm
that there are actual CAN diagnostic symptoms and a present DTC by performing the Self Diagnostic Result
procedure.
Diagnosis Procedure
INFOID:0000000009268644
1.
PERFORM SELF DIAGNOSTIC RESULT
1. Turn ignition switch ON and wait for 2 second or more.
2. Check “SELF- DIAG RESULTS”.
Is “CAN COMM CIRCUIT” displayed?
YES
>> Perform CAN Diagnosis as described in DIAGNOSIS section of CONSULT Operation instruction.
NO
>> Refer to
GI-45, "Intermittent Incident"
.
CONSULT Display
DTC Detection Condition
Possible Cause
CAN COMM CIRCUIT
[U1000]
When any listed module cannot communicate
with CAN communication signal continuously for
2 seconds or more with ignition switch ON
In CAN communication system, any item (or
items) of the following listed below is malfunc-
tioning.
• Transmission
• Receiving (ECM)
• Receiving (VDC/TCS/ABS)
• Receiving (METER/M&A)
• Receiving (TCM)
• Receiving (IPDM E/R)
BCS-60
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
U1010 CONTROL UNIT (CAN)
U1010 CONTROL UNIT (CAN)
DTC Logic
INFOID:0000000009268645
DTC DETECTION LOGIC
Diagnosis Procedure
INFOID:0000000009268646
1.
REPLACE BCM
When DTC “U1010” is detected, replace BCM.
>> Replace BCM. Refer to
BCS-69, "Removal and Installation"
CONSULT Display
DTC Detection Condition
Possible Cause
CONTROL UNIT (CAN)
[U1010]
BCM detected internal CAN communication cir-
cuit malfunction.
BCM
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