How to Prevent a Car from Starting Without Damaging It?

1 Answers
TuckerLee
07/29/25 7:35pm
Cut Off Fuel Supply Locate the fuse box and remove the fuel pump relay. Without the fuel pump providing oil pressure, the fuel injectors cannot function properly, and the engine will fail to start. Cut Off Ignition Unplug the spark plug wire connector from the ignition coil or the high-voltage pack. This prevents the spark plugs from firing during startup, making it impossible to start the engine.
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