sawingknots. 1073 posts · Joined 2005. #5 · Jan 22, 2012. the lines are easiest to remove by using a wrench to hold and another to turn,if you arrange them fairly close together then use one hand to squeeze,i would strongly advise you to get a mechanic's manual for that engine,its been a long time since i worked on a 2gm but i'm fairly sure First, hook the test light clip to a bolt or bare metal bracket on the engine. Unplug the electrical connector from the fuel injector you want to test. Turn the ignition switch to the ON position. Touch the terminals (one at a time) of the harness connector with the test light. DO NOT take the bolt out, just loosen a bit to allow the clamp to slide back away from the injector. This is a difficult procedure for most, so if you are not equipped to do this, I would suggest a Holden dealer tech. If think you can do this, then same for all 4. Then the injectors can be removed. Most likely the bolts are loose. Matt. Engineer. Bachelor's Degree. 18,891 satisfied customers. We changed the Head Cover gasket on a Hyundai H1, to do so. we changed the Head Cover gasket on a Hyundai H1, to do so we had to pull the injectors out, the injectors were stuck and not coming out easily, … read more. Repeat the screwdriver test on each injector and take note of each one that you can’t hear clicking. Turn off the engine and turn on the battery so the lights, radio, and other electronics are on but not the engine. Connect the clip of the automotive test light to the negative terminal of your vehicle’s battery. Step 3 - Removing the Fuel Rail. The fuel rail could be detached from the engine using a 3/8 inch ratchet, socket and extension. Lift it out carefully out of the engine bay. Ensure that you keep an even grip on both sides of it so that you can remove it evenly. There are four bolts that are holding the rail in place. 1 - Remove the fuel injector closest to the timing belt. Stick something in the hole that won't scratch the cylinder (like a chopstick or a plastic welding rod). Rotate the engine. When the stick is at the highest point it is at TCD. 2 - You can also remove the crankase cover and look at the lobes on the camshaft. How to remove diesel fuel injectors from Audi A6 3.0 TDI engine . This especially is 233 hp .Support the channel : Once the extractor is screwed on to the injector, and the air hammer connected, the powerful impact and vibration will help extract the most stubborn components. Additionally, the Laser Tools air hammer (part no 6031) is the ideal partner for the new extractor. Screw the extractor into the adaptor. Then insert the impact punch into the air hammer. Disconnect the fuel temperature sensor connector Disconnect the engine wire clamp and fuel hose. Hold the crankshaft pulley, and remove the injection pump drive gear set nut. Remove the O-ring from the injection pump drive gear. *. Loosen the 2 nuts holding the injection pump to the timing *~gear case. Remove the 3 bolts and injection pump stay. stitrWy.