Diesel Injection Control Pressure Harnesses

Replacement Parts > Air and Fuel Delivery > Wire, Cable and Related Components

Diesel Injection Control Pressure Harnesses

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What is a diesel injection control pressure harness?

A diesel injection control pressure harness is a cable that connects the computer controlling the injection system to the fuel injection pump. It is responsible for sending signals to the fuel injection system to adjust the pressure of the fuel being delivered to the engine.

What is the purpose of a diesel injection control pressure harness?

The purpose of a diesel injection control pressure harness is to ensure the correct pressure of fuel is being delivered to the engine. This is important for proper fuel combustion, which helps to ensure optimal engine performance.

How do I know if my diesel injection control pressure harness is faulty?

If your diesel injection control pressure harness is faulty, you may experience a drop in fuel economy, increased engine noise, or a decrease in engine power.

Can a faulty diesel injection control pressure harness cause damage?

Yes, a faulty diesel injection control pressure harness can cause damage to your engine if it is not replaced in a timely manner.

How do I replace a diesel injection control pressure harness?

  1. Disconnect the negative battery cable from your vehicle.
  2. Locate the diesel injection control pressure harness.
  3. Remove any fasteners that are holding the harness in place.
  4. Disconnect the old harness from the fuel injection system and the computer.
  5. Install the new harness in the same spot as the old one.
  6. Connect the new harness to the fuel injection system and the computer.
  7. Replace any fasteners that were previously removed.
  8. Reconnect the negative battery cable.


How often should I inspect my diesel injection control pressure harness?

Your diesel injection control pressure harness should be inspected regularly, ideally at least once a year or every 10,000 miles, whichever comes first.