Suzuki GRAND VITARA Owner's Manual page 100

1A-45 Engine General Information and Diagnosis:
Step
8 Check ignition timing
1) Using SUZUKI scan tool, select "Misc Test" mode on
SUZUKI scan tool and fix ignition timing to initial one.
2) Using timing light (1), check initial ignition timing.
Special tool
(A): 09930–76420
° °
Is it 5 – 15 (for J20 engine), 7
BTDC at specified idle speed?
9 Check immobilizer system malfunction (if equipped
immobilizer control system)
1) Check immobilizer control system referring to
"Immobilizer Control System Check: in Section 10C".
Is it in good condition?
Action
For J20 engine
1, (A)
For M16 engine
10
0
1, (A)
° °
– 17 (for M16 engine)
Yes
Go to "Engine Symptom
Diagnosis: ".
I2RH01110006-01
I5JB0A110021-01
I5JB0A110022-01
Go to Step 10.
No
Check ignition control
related parts referring to
"Ignition Timing
Inspection: in Section
1H".
Immobilizer control
system malfunction.