Nissan Altima L32. Instruction — part 1236
SEC-94
< COMPONENT DIAGNOSIS >
[COUPE]
B2609 STEERING STATUS
2.
CHECK BCM OUTPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect electronic steering column lock harness connector and IPDM E/R harness connector.
3. Check voltage between electronic steering column lock harness
connector and ground.
Is the inspection result normal?
YES
>> GO TO 4
NO
>> GO TO 3
3.
CHECK ELECTRONIC STEERING COLUMN LOCK CIRCUIT-I
1. Disconnect BCM harness connector.
2. Check continuity between BCM harness connector M19 (A) ter-
minal 85 and electronic steering column lock harness connector
M32 (B) terminal 3.
3. Check continuity between BCM harness connector M19 (A) ter-
minal 85 and ground.
Is the inspection result normal?
YES
>> GO TO 6
NO
>> Repair harness or connector.
4.
CHECK IPDM E/R OUTPUT SIGNAL
1. Connect IPDM E/R harness connector.
2. Disconnect BCM harness connector.
3. Check voltage between electronic steering column lock harness
connector and ground.
Is the inspection result normal?
YES
>> Replace electronic steering column lock.
NO
>> GO TO 5
5.
CHECK ELECTRONIC STEERING COLUMN LOCK CIRCUIT-II
Electronic steering column lock
Ground
Voltage [V]
Connector
Terminal
M32
3
Ground
Battery voltage
ALKIA0454ZZ
BCM
Electronic steering column lock
Continuity
Connector
Terminal
Connector
Terminal
A: M19
85
B: M32
3
Yes
BCM
Ground
Continuity
Connector
Terminal
A: M19
85
Ground
No
ALKIA0455ZZ
Electronic steering column lock
Ground
Voltage [V]
Connector
Terminal
M32
3
Ground
Battery voltage
ALKIA0454ZZ
B2609 STEERING STATUS
SEC-95
< COMPONENT DIAGNOSIS >
[COUPE]
C
D
E
F
G
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A
B
SEC
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1. Check continuity between electronic steering column lock har-
ness connector M32 (A) terminal 3 and IPDM E/R harness con-
nector E18 (B) terminal 32.
2. Check continuity between electronic steering column lock har-
ness connector M32 (A) terminal 3 and ground.
Is the inspection result normal?
YES
>> GO TO 6
NO
>> Repair harness or connector.
6.
CHECK INTERMITTENT INCIDENT
GI-42, "Intermittent Incident"
.
>> Inspection End.
7.
CHECK BCM OUTPUT SIGNAL
1. Turn ignition switch OFF.
2. Disconnect electronic steering column lock harness connector and IPDM E/R harness connector E5.
3. Check voltage between electronic steering column lock harness
connector and ground.
Is the inspection result normal?
YES
>> GO TO 9
NO
>> GO TO 8
8.
CHECK ELECTRONIC STEERING COLUMN LOCK CIRCUIT-I
1. Disconnect BCM harness connector M19.
2. Check continuity between BCM harness connector M19 (A) ter-
minal 86 and electronic steering column lock harness connector
M32 (B) terminal 8.
3. Check continuity between BCM harness connector M19 (A) ter-
minal 86 and ground.
Is the inspection result normal?
Electronic steering column lock
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
A: M32
3
B: E18
32
Yes
Electronic steering column lock
Ground
Continuity
Connector
Terminal
A: M32
3
Ground
No
ALKIA0456ZZ
Electronic steering column lock
Ground
Voltage [V]
Connector
Terminal
M32
8
Ground
Battery voltage
ALKIA0457ZZ
BCM
Electronic steering column lock
Continuity
Connector
Terminal
Connector
Terminal
A: M19
86
B: M32
8
Yes
BCM
Ground
Continuity
Connector
Terminal
A: M19
86
Ground
No
ALKIA0458ZZ
SEC-96
< COMPONENT DIAGNOSIS >
[COUPE]
B2609 STEERING STATUS
YES
>> GO TO 11
NO
>> Repair harness or connector.
9.
CHECK IPDM E/R OUTPUT SIGNAL
1. Connect IPDM E/R harness connector.
2. Disconnect BCM harness connector M19.
3. Check voltage between electronic steering column lock harness
connector and ground.
Is the inspection result normal?
YES
>> Replace electronic steering column lock.
NO
>> GO TO 10
10.
CHECK ELECTRONIC STEERING COLUMN LOCK CIRCUIT-II
1. Check continuity between electronic steering column lock har-
ness connector M32 (A) terminal 8 and IPDM E/R harness con-
nector E18 (B) terminal 33.
2. Check continuity between electronic steering column lock har-
ness connector and ground.
Is the inspection result normal?
YES
>> GO TO 11
NO
>> Repair harness or connector.
11.
CHECK INTERMITTENT INCIDENT
GI-42, "Intermittent Incident"
>> Inspection End.
Electronic steering column lock
Ground
Voltage [V]
Connector
Terminal
M32
8
Ground
Battery voltage
ALKIA0457ZZ
Electronic steering column lock
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
A: M32
8
B: E18
33
Yes
Electronic steering column lock
Ground
Continuity
Connector
Terminal
A: M32
8
Ground
No
ALKIA0459ZZ
B260B STEERING LOCK UNIT
SEC-97
< COMPONENT DIAGNOSIS >
[COUPE]
C
D
E
F
G
H
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A
B
SEC
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B260B STEERING LOCK UNIT
Description
INFOID:0000000004206071
The steering lock unit performs the check by itself according to the steering status.
DTC Logic
INFOID:0000000004206072
DTC DETECTION LOGIC
DTC CONFIRMATION PROCEDURE
1.
PERFORM DTC CONFIRMATION PROCEDURE
1. Press the push-button ignition switch, when steering is locked.
2. Check “Self diagnostic result” with CONSULT-III.
Is DTC detected?
YES
>> Refer to
NO
>> Inspection End.
Diagnosis Procedure
INFOID:0000000004206073
1.
INSPECTION START
1. Turn ignition switch ON.
2. Check “Self diagnostic result” with CONSULT-III.
3. Touch “ERASE”.
4. Perform DTC Confirmation Procedure.
.
Is the DTC B260B displayed again?
YES
>> Replace electronic steering column lock.
NO
>> Inspection End.
DTC No.
Trouble diagnosis
name
DTC detecting condition
Possible cause
B260B
STEERING LOCK
UNIT
BCM detects malfunctioning of electronic steering
column lock before steering unlocking.
• Electronic steering column lock
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