Common problems caused by the ECU’s faults can be  :

• Car not starting
• Intermittent crank
• Starts then shuts off
• Key symbol flashing
• Immobiliser problems
• Poor car performance
• Shifting gear problems, sudden jerking or stopping that’s similar to transmission fault.

The most common problems are:

• No lighting
• Partial lighting
• Flickering or intermittent lighting
• No power