Suzuki 2006 SX4, Service Manual

Page: 1429 / 1478

Immobilizer Control System: 10C-4
Component Location
Immobilizer Control System Components Location
S6RW0CA303001
Diagnostic Information and Procedures
Immobilizer Control System Check
S6RW0CA304001
3
4 5 6
7
1
2
2
1
3
I6RW0BA30001-01
1. ECM 5. Ignition key (non keyless entry model)
2. Immobilizer indicator light 6. Ignition key (keyless start model)
3. ICM 7. Transponder
4. Ignition key (keyless entry model)
Step Action Yes No
1 Immobilizer indicator light check
1) Turn ignition switch to ON position using ignition key.
Does immobilizer indicator light come on?
Go to Step 2. Check if DTC P1636
and/or P1638 are
detected by ECM
referring to “DTC
Check”. If detected, go
to applicable DTC diag.
flow. If not detected, go
to “Immobilizer Indicator
Light Does Not Come
ON with Ignition Switch
ON and Engine Stop”.
2 Immobilizer indicator light check
Does immobilizer indicator light flash on and off continuously
in Step 1?
Check ECM for DTC
referring to “DTC
Check”. Then, go to
applicable DTC diag.
flow. Go to Step 3.
3 Engine start check
1) Start engine using ignition key.
Does engine start?
Go to Step 4. Go to “Engine and
Emission Control
System Check in
Section 1A”.
4 Immobilizer indicator light check
1) Check if immobilizer indicator light remains ON after
engine start.
Does immobilizer indicator light remains ON after engine
start?
Go to “Immobilizer
Indicator Light Remains
ON after Engine Start”. Immobilizer control
system is in good
condition. Then, go to
“Keyless Start System
Check in Section 10E”
for keyless start model.