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am3uuw00002895
STEERING LOCK UNIT INSPECTION [WITH ADVANCED KEYLESS ENTRY AND PUSH BUTTON START SYSTEM]
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1. Remove the column cover. (See COLUMN COVER REMOVAL/INSTALLATION.)
2. Measure each terminal voltage under the measurement condition.
3. If the system does not work normally even though the inspection items are normal, replace the steering lock unit.
Terminal Voltage Table (Reference)
am3uuw00002895
|
|
Terminal |
Signal name |
Connected to |
Measurement condition |
Voltage (V) |
Inspection item(s) |
|---|---|---|---|---|---|
|
B
|
Power supply
|
Keyless control module
|
Steering lock unit is operating
|
B+
|
• Keyless control module
• Related wiring harness
|
|
Except above
|
1.0 or less
|
||||
|
C
|
Steering lock unit ground
|
Keyless control module
|
Steering lock unit is operating (lock operating only)
|
1.0 or less
|
• Keyless control module
• Related wiring harness
|
|
Except above
|
1.0 or more
|
||||
|
D
|
UNLOCK output
|
Keyless control module
|
Steering wheel is locked
|
B+
|
• Keyless control module
• Related wiring harness
|
|
Steering wheel is unlocked
|
1.0 or less
|
||||
|
G
|
Serial communication
|
Keyless control module
|
Terminal used for communication therefore determination based on terminal voltage inspection not possible.
|
||
|
H
|
Ground
|
Body ground
|
Under any condition
|
1.0 or less
|
• Related wiring harness
|