turn signal SUZUKI SX4 2006 1.G Service Workshop Manual

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DTC No. 13 / No. 14: Release Signal Error from Steering Lock Unit / Steering Lock Unit MalfunctionS6RW0DA504018
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”.
DTC Troubleshooting
Replace steering lock unit and recheck.
NOTE
Be sure to register the following code when a used keyless start control module is installed. Otherwise
DTC No.13 is detected by keyless start control module though steering lock unit is normal.
• With immobilizer control system, ignition key transponder code is not registered in ECM.
• Without immobilizer control system, steering lock unit ID code is not registered in keyless start
control module.

DTC No. 21 / No. 22: Internal Error of Keyless Start Control Module (EEPROM Reading Error) /
(EEPROM Writing Error)
S6RW0DA504019
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) Push request switch of each door.
4) Check DTC referring to “DTC Check”.
DTC Troubleshooting
Substitute a known-good keyless start control module and recheck.3Steering lock unit power supply voltage check
1) Connect connector to keyless start control module.
2) Measure voltage between “Steering lock unit power
supply” terminal of steering lock unit connector and
vehicle body ground.
Is voltage 4 – 6 V?Replace steering lock
unit.Substitute a known-
good keyless start
control module and
recheck. Step Action Yes No
DTC detecting condition Trouble area
DTC No. 13:
Although lock release signal is output to steering lock unit, no lock
release signal is inputted from steering lock unit.
(wire harness is normal)
DTC No. 14:
Although lock release signal is output to steering lock unit,
steering lock is not released due to temperature rise of steering
lock unit solenoid and no lock release signal is inputted.
(wire harness is normal)• Steering lock unit
DTC detecting condition Trouble area
DTC No. 21:
Data cannot be read from memory in keyless start control module.
DTC No. 22:
Data cannot be written into memory in keyless start control module.• Keyless start control module