Dtc No. 11: Communication Error With Steering Lock Unit - Suzuki 2006 SX4 Service Manual

10E-24 Keyless Start System:

DTC No. 11: Communication Error with Steering Lock Unit

Wiring Diagram
2
5V
5V
[A]: Keyless start control module connector (viewed from harness side)
1. Keyless start control module
2. Steering lock unit
DTC Detecting Condition and Trouble Area
DTC detecting condition
No communication is available between keyless start
control module and steering lock unit.
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".
DTC Troubleshooting
Step
1 Was "Keyless Start System Check" performed?
2 Steering lock unit circuit check
1) Disconnect connector from keyless start control module.
2) Check for proper connection to "Steering lock unit power
supply", "Steering lock unit signal" and "Steering lock unit
ground" terminals of keyless start control module
connector.
3) If OK, check for open, short and high resistance in
following circuits.
• Steering lock unit power supply circuit
• Steering lock unit signal circuit
• Steering lock unit ground circuit
Is each circuit in good condition?
G146-3
G146-7
G146-8
[A]
20 19 18 16 15 14
37 36 34 33 32
Action
3
BRN
4
BRN/YEL
5
BLK/YEL
G16
11 10 9 8 7 6 5 4 3
30 29 24 23
3. Steering lock unit power supply circuit
4. Steering lock unit signal circuit
5. Steering lock unit ground circuit
Trouble area
• Steering lock unit and its circuit
• Keyless start control module
Go to Step 2.
Go to Step 3.
1
5V
G16-20
5V
G16-29
G16-30
2 1
Yes
Go to "Keyless Start
System Check".
Repair circuit.
S6RW0DA504017
I7RW01A50007-02
No