Keyless Start System: 10E-23
DTC No. 11: Communication Error with Steering Lock Unit
S7RS0BA504017
Wiring Diagram
DTC Detecting Condition and Trouble Area
DTC Confirmation Procedure
1) Clear DTC referring to “DTC Clearance”.
2) Turn ignition knob switch pushing ignition knob switch.
3) Check DTC referring to “DTC Check”.
Troubleshooting
5V
G42-20
G42-29
G42-30
G22-3
G22-7
G22-8
1234567891011141516
36 34 33 32 31 30 29 24 2337
181920
5V
5V
BRN
BRN/YEL
BLK/YEL
5V
2
1
[A]
I4RS0BA50023-01
[A]: Keyless start control module connector (viewed from harness side) 2. Steering lock unit
1. Keyless start control module
DTC detecting condition Trouble area
No communication is available between keyless start
control module and steering lock unit
• Steering lock unit and its circuit
• Keyless start control module
Step Action Yes No
1 Was “Keyless Start System Check” performed? Go to Step 2. Go to “Keyless Start
System Check”.
2 Steering lock unit circuit check
1) Disconnect connector from keyless start control module.
2) Check for proper connection to “G42-20”, “G42-29” and
“G42-30” terminals of keyless start control module
connector.
3) If OK, check for open, short and high resistance in each
circuit.
• Between “G22-3” terminal of steering lock unit
connector and “G42-20” terminal of keyless start
control module connector
• Between “G22-7” terminal of steering lock unit
connector and “G42-29” terminal of keyless start
control module connector
• Between “G22-8” terminal of steering lock unit
connector and vehicle body ground
Is each circuit in good condition?
Go to Step 3. Repair circuit.