How To Fix Vapor Lock Fuel Injection?

How do you fix a vapor lock?

Action to Take When Experiencing Vapor Lock.

  • Cool the System Down. With the ignition off, pour cold water over the fuel pump, carburetors, and fuel lines.
  • Gently Start the Engine. Turn the key in the ignition to start the vehicle while at the same time slightly depressing the accelerator.

Can Vapor lock happen in fuel injection?

Most modern engines are equipped with fuel injection, and have an electric submersible fuel pump in the fuel tank. The fuel in the line near the engine does not move and can thus heat up sufficiently to form a vapor lock.

What are the signs of vapor lock?

You want to review that article when you discuss vapor lock.

  1. ALCOHOL FUELS – HAPPY FARMERS-UNHAPPY DRIVERS.
  2. FLOODING.
  3. HARD STARTING.
  4. ROUGH IDLE.
  5. HESITATION.
  6. ENGINE WON’T IDLE DOWN.
  7. BACKFIRING.
  8. STUMBLES WHEN COLD.

What causes Vapour lock?

Vapor lock is caused by heat. Excessive heat from the engine, exhaust system, and/or outside temperature can cause the fuel to vaporize in the lines. Some winter fuel blends and high altitude can lower the boiling point of the fuel. This can also contribute to vapor lock.