Suzuki GRAND VITARA JB416, Service Manual

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10E-2 Keyless Start System:
• The ignition knob switch cannot be turned using the keyless engine start function fails to turn:
– The remote controller which has been registered in the keyless start control module and another un-registered
one are both carried at the same time
– The remote controller is kept in some metallic container which disturbs radio wave transmission/reception
– The ignition knob switch has been pushed for 5 seconds or longer
– The remote controller is placed close to outside of the vehicle compartment (such as on the instrument panel
beside the front window shield glass or in a corner of the luggage room)
CAN Communication System Description
S5JB0EA501007
Refer to “CAN Communication System Description: in Section 1A” for CAN communication system description.
Keyless start control module communicates control data with each control module as follows.
Keyless Start Control Module Transmission Data
Keyless Start Control Module Reception Data
BCM ECM
Combination
Meter
ID code of keyless start control module
ECM-keyless start control module code
Ignition knob switch signal
Door lock/unlock request signal
Buzzer request signal
Answer back request signal
Key indicator lamp control signal
DATA
Transmit
Keyless Start
Control Module
I5RW0AA50005-04
Vehicle speed signal
ECM-keyless start control module code
Door switch status
Door lock status
ECM BCM
DATA Receive
Keyless Start
Control Module
I5RW0AA50006-04