Nissan Altima L32. Instruction — part 1327
SEC-458
< COMPONENT DIAGNOSIS >
[SEDAN WITHOUT INTELLIGENT KEY]
B2191, P1615 DIFFERENCE OF KEY
B2191, P1615 DIFFERENCE OF KEY
Description
INFOID:0000000004499114
Performs ID verification through BCM and keyfob when push-button ignition switch is pressed.
Prohibits the release of steering lock or start of engine when an unregistered ID of keyfob is used.
DTC Logic
INFOID:0000000004499115
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Press the push-button ignition switch.
2. Check “Self Diagnostic Result” with CONSULT-III.
Is DTC detected?
YES
>> Refer to
SEC-458, "Diagnosis Procedure"
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000004499116
1.
PERFORM INITIALIZATION
Perform initialization with CONSULT-III. Re-register all keyfobs.
For initialization and registration of keyfob, refer to CONSULT-III Operation Instruction.
Can the system be initialized and can the engine be started with re-registered keyfob?
YES
>> Keyfob was unregistered.
NO
>> BCM is malfunctioning.
• Replace BCM. Refer to
BCS-96, "Removal and Installation"
.
• Perform initialization again.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2191
DIFFERENCE OF
KEY
The ID verification results between BCM and key-
fob are NG. The registration is necessary.
• Keyfob
P1615
B2192, P1611 ID DISCORD, IMMU-ECM
SEC-459
< COMPONENT DIAGNOSIS >
[SEDAN WITHOUT INTELLIGENT KEY]
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B2192, P1611 ID DISCORD, IMMU-ECM
Description
INFOID:0000000004499117
BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK.
ECM prevents the engine from starting if the ID is not registered. BCM starts the communication with ECM if
ignition switch is turned ON.
DTC Logic
INFOID:0000000004499118
DTC DETECTION LOGIC
NOTE:
• If DTC B2192 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
• If DTC B2192 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON under the following conditions:
-
CVT selector lever is in the P or N position.
-
Do not depress the brake pedal.
2. Check “Self Diagnostic Result” with CONSULT-III.
Is DTC detected?
YES
>> Refer to
SEC-459, "Diagnosis Procedure"
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000004499119
1.
PERFORM INITIALIZATION
Perform initialization with CONSULT-III. Re-register all keyfobs.
For initialization and registration of keyfob, refer to CONSULT-III Operation Instruction.
Can the system be initialized and can the engine be started with re-registered keyfob?
YES
>> ID was unregistered.
NO
>> BCM is malfunctioning.
• Replace BCM. Refer to
BCS-96, "Removal and Installation"
.
• Perform initialization again.
• Replace ECM.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2192
ID DISCORD, IMMU-
ECM
The ID verification results between BCM and ECM
are NG. The registration is necessary.
• BCM
• ECM
P1611
SEC-460
< COMPONENT DIAGNOSIS >
[SEDAN WITHOUT INTELLIGENT KEY]
B2193, P1612 CHAIN OF ECM-IMMU
B2193, P1612 CHAIN OF ECM-IMMU
Description
INFOID:0000000004499120
BCM performs the ID verification with ECM that allows the engine to start. Start the engine if the ID is OK.
ECM prevents the engine from starting if the ID is not registered. BCM starts the communication with ECM if
ignition switch is turned ON.
DTC Logic
INFOID:0000000004499121
DTC DETECTION LOGIC
NOTE:
• If DTC B2193 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
• If DTC B2193 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Turn ignition switch ON under the following conditions:
-
CVT selector lever is in the P or N position.
-
Do not depress brake pedal.
2. Check “Self Diagnostic Result” with CONSULT-III.
Is DTC detected?
YES
>> Refer to
SEC-460, "Diagnosis Procedure"
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000004499122
1.
REPLACE BCM
1. Replace BCM. Refer to
BCS-96, "Removal and Installation"
.
2. Perform initialization with CONSULT-III.
For initialization, refer to “CONSULT-III Operation Instruction.
Does the engine start?
YES
>> BCM is malfunctioning.
• Replace BCM. Refer to
BCS-96, "Removal and Installation"
.
• Perform initialization again.
NO
>> ECM is malfunctioning.
• Replace ECM.
• Perform ECM re-communicating function.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2193
CHAIN OF ECM-
IMMU
Inactive communication between ECM and BCM.
• Harness or connectors
(The CAN communication line is
open or shorted)
• BCM
• ECM
P1612
B2555 STOP LAMP
SEC-461
< COMPONENT DIAGNOSIS >
[SEDAN WITHOUT INTELLIGENT KEY]
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B2555 STOP LAMP
Description
INFOID:0000000004499123
BCM detects the stop lamp status and confirms the stop lamp switch ON/OFF status. BCM confirms the
engine start condition according to the stop lamp switch ON/OFF status.
DTC Logic
INFOID:0000000004499124
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Depress the brake pedal and wait for at least 1 second.
2. Check “Self Diagnostic Result” with CONSULT-III.
Is DTC detected?
YES
>> Refer to
SEC-461, "Diagnosis Procedure"
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000004499125
1.
CHECK STOP LAMP SWITCH INPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect BCM harness connector.
3. Check voltage between BCM harness connector and ground.
Is the inspection result normal?
YES
>> Stop lamp switch is OK.
NO
>> GO TO 2
2.
CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
1. Disconnect stop lamp switch harness connector.
2. Check voltage between stop lamp harness connector and
ground.
Is the inspection result normal?
YES
>> GO TO 3
NO
>> Check harness for open or short between stop lamp
switch and fuse.
DTC No.
Trouble diagno-
sis name
DTC detecting condition
Possible cause
B2555
STOP LAMP
BCM makes a comparison between the
upper voltage and lower voltage of stop
lamp switch. It judges from their values to
detect the malfunctioning circuit.
• Harness or connectors
(stop lamp switch circuit is open or shorted)
• Stop lamp switch
• Fuse
BCM
Ground
Stop lamp
switch position
Voltage [V]
Connector
Terminal
M18
26
Ground
Depressed
Battery volt-
age
Released
0
ALKIA0437ZZ
Stop lamp switch
Ground
Voltage [V]
Connector
Terminal
E38
1
Ground
Battery voltage
ALKIA0438ZZ
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