Infiniti G35 (V35) Sedan. Manual — part 1183
B261A PUSH-BUTTON IGNITION SWITCH
SEC-87
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
NO
>> GO TO 3.
3.
CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT
1.
Disconnect BCM harness connector.
2.
Check continuity between push-button ignition switch harness connector and BCM harness connector.
3.
Check continuity between push-button ignition switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair harness or connector.
4.
CHECK PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL 2
1.
Turn ignition switch OFF.
2.
Disconnect push-button ignition switch harness connector and BCM harness connector.
3.
Check voltage between push-button ignition switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> GO TO 5.
5.
CHECK PUSH-BUTTON IGNITION SWITCH
1.
Disconnect IPDM E/R harness connector.
2.
Check continuity between push-button ignition switch harness connector and IPDM E/R harness connec-
tor.
3.
Check continuity between push-button ignition switch harness connector and ground.
Is the inspection result normal?
YES
>> GO TO 6.
NO
>> Repair harness or connector.
6.
CHECK INTERMITTENT INCIDENT
GI-39, "Intermittent Incident"
.
>> INSPECTION END
Push-button ignition switch
BCM
Continuity
Connector
Terminal
Connector
Terminal
M50
4
M122
89
Existed
Push-button ignition switch
Ground
Continuity
Connector
Terminal
M50
4
Ground
Not existed
Push-button ignition switch
Ground
Voltage (V)
Connector
Terminal
M50
4
Ground
Battery voltage
Push-button ignition switch
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
M50
4
E5
28
Existed
Push-button ignition switch
Ground
Continuity
Connector
Terminal
M50
4
Ground
Not existed
SEC-88
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
B261E VEHICLE TYPE
B261E VEHICLE TYPE
Description
INFOID:0000000000961425
There are two types of vehicle.
• HEV
• Conventional
DTC Logic
INFOID:0000000000961426
DTC DETECTION LOGIC
NOTE:
• If DTC B261E is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
.
• If DTC B261E 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.
2.
Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000000961427
1.
INSPECTION START
1.
Turn ignition switch ON.
2.
Check “Self diagnostic result” with CONSULT-III.
3.
Touch “ERASE”.
4.
Perform DTC Confirmation Procedure.
See
.
Is the 1st trip DTC B261E displayed again?
YES
>> Replace BCM. Refer to
BCS-79, "Removal and Installation"
NO
>> INSPECTION END
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B261E
VEHICLE TYPE
Difference of BCM configration
• BCM
B2108 STEERING LOCK RELAY
SEC-89
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
C
D
E
F
G
H
I
J
L
M
A
B
SEC
N
O
P
B2108 STEERING LOCK RELAY
Description
INFOID:0000000000961428
The steering lock relay ON signal is transmitted to IPDM E/R by BCM via CAN communication.
IPDM E/R turns the steering lock relay ON and transmits the release of the steering to BCM.
DTC Logic
INFOID:0000000000961429
DTC DETECTION LOGIC
NOTE:
• If DTC B2108 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
• If DTC B2108 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Press the push-button ignition switch under the following conditions and wait for at least 1 second.
-
A/T 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
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000000961430
1.
CHECK FUSE
1.
Turn ignition switch OFF.
2.
Check 10A fuse (No. 48, located in IPDM E/R).
Is the inspection normal?
YES
>> Replace IPDM E/R. Refer to
PCS-33, "Removal and Installation"
.
NO
>>
Check the following.
• Harness for open or short between IPDM E/R and battery
• Fuse
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2108
STRG LCK RELAY
ON
IPDM E/R detects that the relay is stuck at ON po-
sition for about 1 second even if the IPDM E/R re-
ceives steering lock relay ON/OFF signal from
BCM.
• IPDM E/R
SEC-90
< COMPONENT DIAGNOSIS >
[INTELLIGENT KEY SYSTEM]
B2109 STEERING LOCK RELAY
B2109 STEERING LOCK RELAY
Description
INFOID:0000000000961431
The steering lock relay ON signal is transmitted to IPDM E/R by BCM via CAN communication.
IPDM E/R turns the steering lock relay ON and transmits the release of the steering to BCM.
DTC Logic
INFOID:0000000000961432
DTC DETECTION LOGIC
NOTE:
• If DTC B2109 is displayed with DTC U1000, first perform the trouble diagnosis for DTC U1000. Refer to
.
• If DTC B2109 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to
.
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1.
Press the push-button ignition switch under the following conditions and wait for at least 1 second.
-
A/T 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
>> Go to
NO
>> INSPECTION END
Diagnosis Procedure
INFOID:0000000000961433
1.
CHECK FUSE
1.
Turn ignition switch OFF.
2.
Check 10A fuse (No. 48, located in IPDM E/R).
Is the inspection normal?
YES
>> Replace IPDM E/R. Refer to
PCS-33, "Removal and Installation"
NO
>>
Check the following.
• Harness for open or short between IPDM E/R and battery
• Fuse
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B2109
STRG LCK RELAY
OFF
IPDM E/R detects that the relay is stuck at OFF po-
sition for about 1 second even if the IPDM E/R re-
ceives steering lock relay ON/OFF signal from
BCM.
• IPDM E/R
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