Nissan Versa Sedan. Manual — part 697
SEC-60
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2198 NATS ANTENNA AMP.
B2198 NATS ANTENNA AMP.
DTC Logic
INFOID:0000000009268400
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Make the conditions that BCM enters in the low power consumption mode (BCM sleep condition).
BCS-8, "BODY CONTROL SYSTEM : System Description"
.
2. Turn ignition switch ON.
3. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009268401
Regarding Wiring Diagram information, refer to
.
1.
CHECK FUSE
1. Turn power switch OFF.
2. Check that the following fuse in IPDM E/R is not blown.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Replace the blown fuse after repairing the cause of blowing.
2.
CHECK NATS ANTENNA AMP. POWER SUPPLY
1. Disconnect NATS antenna amp. connector.
2. Check voltage between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 4.
NO
>> GO TO 3.
3.
CHECK NATS ANTENNA AMP. POWER SUPPLY CIRCUIT
1. Disconnect IPDM E/R connector.
2. Check continuity between IPDM E/R harness connector and NATS antenna amp. connector.
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2198
NATS ANTENNA AMP
Inactive communication between NATS
antenna amp. and BCM is detected when
BCM enters in the low power consumption
mode (BCM sleep condition)
• Harness or connectors
(NATS antenna amp. circuit is open or
shorted.)
• NATS antenna amp.
• BCM
Signal name
Fuse No.
Battery power supply
53 (20 A)
(+)
(–)
Voltage (V)
(Approx.)
NATS antenna amp.
Connector
Terminal
M21
1
Ground
Battery voltage
B2198 NATS ANTENNA AMP.
SEC-61
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
Is the inspection result normal?
YES
>> Replace IPDM E/R. Refer to
PCS-30, "Removal and Installation"
.
NO
>> Repair or replace harness.
4.
CHECK NATS ANTENNA AMP. GROUND CIRCUIT
Check continuity between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace harness.
5.
CHECK NATS ANTENNA AMP. COMMUNICATION SIGNAL 1
Check voltage signal between NATS antenna amp. harness connector and ground using an oscilloscope.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> GO TO 6.
6.
CHECK NATS ANTENNA AMP. OUTPUT SIGNAL CIRCUIT 1
1. Disconnect BCM connector.
2. Check continuity between NATS antenna amp. harness connector and BCM connector.
3. Check continuity between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 9.
NO
>> Repair or replace harness.
7.
CHECK NATS ANTENNA AMP. COMMUNICATION SIGNAL 2
IPDM E/R
NATS antenna amp.
Continuity
Connector
Terminal
Connector
Terminal
F42
35
M21
1
Yes
NATS antenna amp.
Ground
Continuity
Connector
Terminal
M21
4
Yes
(+)
(–)
Condition
Voltage (V)
(Approx.)
NATS antenna amp.
Connector
Terminal
M21
2
Ground
Intelligent Key: Intelligent
Key battery is removed
Brake pedal: Depressed
NOTE:
Waveform varies each time
when brake pedal is depressed
Brake pedal: Not depressed
12
JMKIA6232JP
NATS antenna amp.
BCM
Continuity
Connector
Terminal
Connector
Terminal
M21
2
M97
21
Yes
NATS antenna amp.
Ground
Continuity
Connector
Terminal
M21
2
No
SEC-62
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2198 NATS ANTENNA AMP.
Check voltage signal between NATS antenna amp. harness connector and ground using an oscilloscope.
Is the inspection result normal?
YES
>> Replace NATS antenna amp. Refer to
SEC-104, "Removal and Installation"
.
NO
>> GO TO 8.
8.
CHECK NATS ANTENNA AMP. OUTPUT SIGNAL CIRCUIT 2
1. Disconnect BCM connector.
2. Check continuity between NATS antenna amp. harness connector and BCM connector.
3. Check continuity between NATS antenna amp. harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 9.
NO
>> Repair or replace harness.
9.
REPLACE BCM
1. Replace BCM. Refer to
BCS-69, "Removal and Installation"
.
2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT.
>> Inspection End
(+)
(–)
Condition
Voltage (V)
(Approx.)
NATS antenna amp.
Connector
Terminal
M21
3
Ground
Intelligent Key: Intelligent
Key battery is removed
Brake pedal: Depressed
NOTE:
Waveform varies each time
when brake pedal is depressed
Brake pedal: Not depressed
12
JMKIA6233JP
NATS antenna amp.
BCM
Continuity
Connector
Terminal
Connector
Terminal
M21
3
M97
25
Yes
NATS antenna amp.
Ground
Continuity
Connector
Terminal
M21
3
No
B2555 STOP LAMP
SEC-63
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B2555 STOP LAMP
DTC Logic
INFOID:0000000009268402
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Depress brake pedal and wait 1 second or more.
2. Check DTC in Self Diagnostic Result mode of BCM using CONSULT.
Is DTC detected?
YES
>> Go to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009268403
Regarding Wiring Diagram information, refer to
.
1.
CHECK STOP LAMP SWITCH INPUT SIGNAL 1
1. Turn ignition switch OFF.
2. Disconnect BCM connector.
3. Check voltage between BCM harness connector and ground.
Is the inspection normal?
YES
>> GO TO 2.
NO-1 >> Check 10 A fuse [No. 30, located in the fuse block (J/B)].
NO-2 >> Check harness for open or short between BCM and fuse.
2.
CHECK STOP LAMP SWITCH POWER SUPPLY CIRCUIT
1. Disconnect stop lamp switch connector.
2. Check voltage between stop lamp switch 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.
3.
CHECK STOP LAMP SWITCH INPUT SIGNAL 2
DTC No.
Trouble diagnosis name
DTC detecting condition
Possible cause
B2555
STOP LAMP CIRCUIT
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
(+)
(–)
Voltage (V)
(Approx.)
BCM
Connector
Terminal
M98
105
Ground
Battery voltage
(+)
(–)
Voltage (V)
(Approx.)
Stop lamp switch
Connector
Terminal
E13
1
Ground
Battery voltage
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