Suzuki SX4 Service Manual page 1576

10-ii Table of Contents
Immobilizer Indicator Light Remains ON after
Engine Start ..................................................10C-10
DTC P1614: Transponder Response Error.....10C-10
DTC P1615: Steering Lock Unit
Communication Error ....................................10C-11
DTC P1616: Unregistered Keyless Start
Control Module..............................................10C-12
DTC P1618: Keyless Start Control Module
CAN Communication Error............................10C-13
DTC P1621: Immobilizer Communication
Line Error ......................................................10C-13
DTC P1622: EEPROM Reading / Writing
Error ..............................................................10C-14
DTC P1623: Unregistered Transponder .........10C-14
DTC P1625: Immobilizer Antenna Error..........10C-15
DTC P1636: Immobilizer Information
Registration Failure .......................................10C-15
DTC P1638: Immobilizer Information
Mismatched...................................................10C-16
Inspection of ICM and Its Circuit .....................10C-17
Repair Instructions ..........................................10C-19
ICM Removal and Installation .........................10C-19
Registration of the Ignition Key .......................10C-19
Procedure after ECM Replacement ................10C-19
Special Tools and Equipment .........................10C-20
Special Tool ....................................................10C-20
Keyless Start System .............................10E-1
Precautions.........................................................10E-1
Precautions in Diagnosing Troubles ................. 10E-1
General Description ........................................... 10E-2
Keyless Start System Description .....................10E-2
Parts and Functions .......................................... 10E-3
Keyless Engine Start Function .......................... 10E-4
Door Lock Function of Keyless Start System.... 10E-5
Trunk Lid Opener Function of Keyless Start
System (Sedan) .............................................. 10E-6
Operation Area of Remote Controller................ 10E-7
Alarm Function ..................................................10E-8
CAN Communication System Description.........10E-8
Schematic and Routing Diagram......................10E-9
Keyless Start System Electric Wiring Circuit
Diagram .......................................................... 10E-9
Diagnostic Information and Procedures........ 10E-10
Self-Diagnosis Function .................................. 10E-10
Keyless Start System Diagnosis Introduction . 10E-10
Keyless Start System Check........................... 10E-10
Customer Questionnaire (Example) ................10E-11
Key Indicator Light Check ...............................10E-11
DTC Check......................................................10E-12
DTC Table.......................................................10E-13
DTC Clearance ...............................................10E-13
Keyless Start System Symptom Diagnosis .....10E-14
Keyless Start System Operation Inspection ....10E-16
Door Lock Operation (Keyless Start System) .10E-16
Inspection of Keyless Start Control Module
and Its Circuits ..............................................10E-16
No DTC Detection After Performing DTC
Check ............................................................10E-22
Key Indicator Light Circuit Check (Key
Indicator Light Doesn't Light when Ignition
Knob Switch is Pushed) ................................10E-23
Keyless Start Control Module Power and
Ground Circuit Check....................................10E-25
DTC No. 11: Communication Error with
Steering Lock Unit.........................................10E-26
DTC No. 13 / No. 14: Release Signal Error
from Steering Lock Unit / Steering Lock Unit
Malfunction....................................................10E-27
DTC No. 21 / No. 22: Internal Error of Keyless
Start Control Module (EEPROM Reading
Error) / (EEPROM Writing Error)...................10E-27
DTC No. 31: Lost Communication with BCM ..10E-28
DTC No. 33: Control Module Communication
Bus Off ..........................................................10E-28
DTC No. 51 / No. 52 / No. 53: Driver Side /
Passenger Side / Rear End Door / Trunk Lid
Request Switch Failure .................................10E-28
Repair Instructions ..........................................10E-29
Antennas and Request Switches Removal
and Installation ..............................................10E-29
Front Door (Driver and Passenger Side), Rear
End Door / Trunk Lid Request Switch
Inspection......................................................10E-30
Steering Lock Unit Removal and Installation ..10E-30
Steering Lock Unit Inspection .........................10E-30
Front Door Lock Switch Inspection .................10E-31
Keyless Start Control Module Removal and
Installation .....................................................10E-31
Remote Controller Inspection..........................10E-31
Replacement of Remote Controller Battery ....10E-31
Registration Procedure for Remote Controller
ID Code .........................................................10E-32
Keyless Start Registration ...............................10E-33