1. INSPECTION START
Perform inspection in acordance with DTC Confirmation procedure. Refer to
DTC Logic
.
Which procedure confirms DTC?
DTC confirmation procedure 1
>>
GO TO 2
.
DTC confirmation procedure 2
>>
GO TO 6
.
2.CHECK BCM OUTPUT SIGNAL
Turn ignition switch OFF.
Disconnect steering lock unit connector and IPDM E/R connector.
Check voltage between steering lock unit harness connector and ground.
(+)
(–)
Voltage (V)
(Approx.)
Steering lock unit
Connector
Terminal
M40
8
Ground
Battery voltage
Is the inspection result normal?
YES
>>
GO TO 4
.
NO
>>
GO TO 3
.
3.CHECK STEERING LOCK UNIT CIRCUIT-1
Disconnect BCM connector.
Check continuity between steering lock unit harness connector and BCM harness connector.
Steering lock unit
BCM
Continuity
Connector
Terminal
Connector
Terminal
M40
8
M122
98
Existed
Check continuity between steering lock unit harness connector and ground.
Steering lock unit
Ground
Continuity
Connector
Terminal
M40
8
Not existed
Is the inspection result normal?
YES
>>
Replace BCM. Refer to
Removal and Installation
.
NO
>>
Repair or replace harness.
4.CHECK IPDM E/R OUTPUT SIGNAL
Connect IPDM E/R connector.
Disconnect BCM connector.
Check voltage between steering lock unit harness connector and ground.
(+)
(–)
Voltage (V)
(Approx.)
Steering lock unit
Connector
Terminal
M40
8
Ground
Battery voltage
Is the inspection result normal?
YES
>>
Replace steering lock unit.
NO
>>
GO TO 5
.
5.CHECK STEERING LOCK UNIT CIRCUIT-2
Disconnect IPDM E/R connector.
Check continuity between steering lock unit harness connector and IPDM E/R harness connector.
Steering lock unit
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
M40
8
E5
33
Existed
Check continuity between steering lock unit harness connector and ground.
Steering lock unit
Ground
Continuity
Connector
Terminal
M40
8
Not existed
Is the inspection result normal?
YES
>>
Replace IPDM E/R. Refer to
Removal and Installation
.
NO
>>
Repair or replace harness.
6.CHECK BCM OUTPUT SIGNAL
Turn ignition switch OFF.
Disconnect steering lock unit connector and IPDM E/R connector.
Check voltage between steering lock unit harness connector and ground.
(+)
(–)
Voltage (V)
(Approx.)
Steering lock unit
Connector
Terminal
M40
3
Ground
Battery voltage
Is the inspection result normal?
YES
>>
GO TO 8
.
NO
>>
GO TO 7
.
7.CHECK STEERING LOCK UNIT CIRCUIT-3
Disconnect BCM connector.
Check continuity between steering lock unit harness connector and BCM harness connector.
Steering lock unit
BCM
Continuity
Connector
Terminal
Connector
Terminal
M40
3
M122
97
Existed
Check continuity between steering lock unit harness connector and ground.
Steering lock unit
Ground
Continuity
Connector
Terminal
M40
3
Not existed
Is the inspection result normal?
YES
>>
Replace BCM. Refer to
Removal and Installation
NO
>>
Repair or replace harness.
8.CHECK IPDM E/R OUTPUT SIGNAL
Connect IPDM E/R connector.
Disconnect BCM connector.
Check voltage between steering lock unit harness connector and ground.
(+)
(–)
Voltage (V)
(Approx.)
Steering lock unit
Connector
Terminal
M40
3
Ground
Battery voltage
Is the inspection result normal?
YES
>>
Replace steering lock unit.
NO
>>
GO TO 9
.
9.CHECK STEERING LOCK UNIT CIRCUIT-4
Disconnect IPDM E/R connector.
Check continuity between steering lock unit harness connector and IPDM E/R harness connector.
Steering lock unit
IPDM E/R
Continuity
Connector
Terminal
Connector
Terminal
M40
3
E5
32
Existed
Check continuity between steering lock unit harness connector and ground.
Steering lock unit
Ground
Continuity
Connector
Terminal
M40
3
Not existed
Is the inspection result normal?
YES
>>
Replace IPDM E/R. Refer to
Removal and Installation
.
NO
>>
Repair or replace harness.