Nissan Pathfinder. Manual — part 1059
B2198 NATS ANTENNA AMP.
SEC-99
< 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
>> GO TO 3.
NO
>> Repair or replace harness.
3.
CHECK NATS ANTENNA AMP INPUT SIGNAL 1
1. Turn ignition switch ON.
2. Check signal between BCM harness connector and ground using oscilloscope.
Is the inspection result normal?
YES
>> Replace BCM. Refer to
BCS-80, "Removal and Installation"
NO
>> Replace NATS antenna amp. Refer to
SEC-144, "Removal and Installation"
.
BCM
Ground
Continuity
Connector
Terminal
M80
126
No
127
(+)
(–)
Condition
Signal
(Reference value)
BCM
Connector
Terminal
M80
126, 127
Ground
When Intelligent Key is in the
antenna detection area
When Intelligent Key is not in
the antenna detection area
JMKIA3839GB
JMKIA5951GB
SEC-100
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2555 STOP LAMP
B2555 STOP LAMP
DTC Logic
INFOID:0000000009176012
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Depress the 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
SEC-100, "Diagnosis Procedure"
.
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000009176013
Regarding Wiring Diagram information, refer to
.
1.
CHECK POWER SOURCE (STOP LAMP SWITCH)
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch connector.
3. Check voltage between stop lamp switch connector E38 terminal 1 and ground.
Is the inspection result normal?
YES
>> GO TO 2.
NO
>> Check the following:
• Harness for short or open between fuse block (J/B) and stop lamp switch
• 10A fuse (No. 10, located in fuse block [J/B])
2.
CHECK STOP LAMP SWITCH
Check stop lamp switch. Refer to
SEC-102, "Component Inspection"
Is the inspection result normal?
YES
>> GO TO 3.
NO
>> Replace stop lamp switch. Refer to
.
3.
CHECK GROUND CIRCUIT (STOP LAMP RELAY)
1. Remove the stop lamp relay.
2. Check continuity between stop lamp relay connector E39 terminal 2 and ground.
DTC No.
Trouble diagnosis 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
Stop lamp switch
Ground
Voltage
Connector
Terminal
E38
1
Battery voltage
Stop lamp relay
Ground
Continuity
Connector
Terminal (+)
E39
2
Yes
B2555 STOP LAMP
SEC-101
< 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
>> GO TO 4.
NO
>> Repair or replace damaged parts.
4.
CHECK HARNESS BETWEEN STOP LAMP RELAY AND BCM
1. Check continuity between stop lamp relay connector E39 terminal 5 and BCM connector M18 terminal 27.
Is the inspection result normal?
YES
>> GO TO 5.
NO
>> Repair or replace damaged parts.
5.
CHECK HARNESS BETWEEN STOP LAMP SWITCH AND STOP LAMP RELAY
1. Check continuity between stop lamp relay connector E39 terminal 1 and stop lamp switch connector E38
terminal 2.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair or replace damaged parts.
6.
CHECK GROUND CIRCUIT (STOP LAMP RELAY)
1. Remove the stop lamp relay.
2. Check continuity between stop lamp relay connector E39 terminal 2 and ground.
Is the inspection result normal?
YES
>> GO TO 7.
NO
>> Repair or replace damaged parts.
7.
CHECK POWER SOURCE (STOP LAMP RELAY)
1. Check voltage between stop lamp relay connector E39 terminal 3 and ground.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Repair or replace damaged parts.
8.
CONNECTOR INSPECTION
Check BCM connectors and terminals for deformation, disconnection, looseness or damage.
Is the inspection result normal?
YES
>> GO TO 8.
NO
>> Repair or replace as necessary.
9.
REPLACE BCM
BCM
stop lamp relay
Continuity
Connector
Terminal
Connector
Terminal
M18
27
E39 5
Yes
Stop lamp switch
Stop lamp relay
Continuity
Connector
Terminal
Connector
Terminal
E38
2
E39 1
Yes
Stop lamp relay
Ground
Continuity
Connector
Terminal (+)
E39
2
Yes
Stop lamp relay
Ground
Continuity
Connector
Terminal (+)
E39
3
Battery voltage
SEC-102
< DTC/CIRCUIT DIAGNOSIS >
[WITH INTELLIGENT KEY SYSTEM]
B2555 STOP LAMP
1. Replace BCM. Refer to
BCS-80, "Removal and Installation"
.
2. Perform initialization of BCM and registration of all Intelligent Keys using CONSULT. Refer to the CON-
SULT Immobilizer mode and follow the on-screen instructions.
>> Inspection End.
10.
CHECK INTERMITTENT INCIDENT
GI-49, "Intermittent Incident"
>> Inspection End.
Component Inspection
INFOID:0000000009176014
1.
CHECK STOP LAMP SWITCH
1. Turn ignition switch OFF.
2. Disconnect stop lamp switch connector.
3. Check continuity between stop lamp switch terminals.
Is the inspection result normal?
YES
>> Inspection End.
NO
>> Replace stop lamp switch. Refer to
.
Stop lamp switch
Condition
Continuity
Terminal
1
2
Brake pedal
Not depressed
No
Depressed
Yes
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст