1. Battery issue:

Battery weak or discharge’s, This battery terminal is loose or corroded. Check the battery voltage, Best battery voltage 12.6v or should be more.
. Clean the battery terminal.

2. Starter motor problem:

. Tap the starter motor.
. Check the starter motor wiring.

3. Ignition switch fault:

. Check the ignition switch, If damaged replace it.
. Check the ignition wiring and ensure good or bad.

4. Fuel delivery issue:

. Check the fuel pump functionality.
. Clean the fuel filter or replace if close.

5. Fault spark plugs:

. Inspect the spark plug, If worn or damaged, Replace them.

6. Engine timing issue:

. Replace the timing belt or chain.

7. Security system malfunction:

. Check the immobilizer light, If blink the immobilizer light, Then car reprogramme need to do.

8. Compression issue:

. Test the compression, If compression is low, Inspect the engine internal component and replaced.