Easily & Safely test the diesel common rail pressure. With this set, the mechanic will be able to safely test the diesel common rail pressure both in-line (in series with engine running) and for direct pump pressure (cranking the engine. Unlike simply having the pressure information with the sensor of the vehicle (as this sensor may have an issue and not functioning correctly), this kit provides all the hardware (special sensor, plugs, hoses) to perform a very precise and accurate test in association with the HU35025 Universal Digital Pressure Tester. The hoses included in the kit will allow one to measure and diagnose most usual common rails. Kit includes: