How to fix diesel pump on Nissan Patrol?

How to fix diesel pump on Nissan Patrol?

Replace the head and fit the hose to the fuel tank. Make sure it is clamped on firmly with no air leaks. Prime the system until you get a full flow of diesel from the outlet of the filter. Re-connect the hose to the diesel pump. Try priming the system again. Keep pumping until it is too hard to press any more.

What causes fuel starvation on a Nissan Patrol?

The injector pumps on the TD42’s is a low pressure pump and these pumps are usually turned up to almost max when a turbo is fitted. the injector pump then battles to suck enough diesel to the injector pump and you land up with starvation symptoms.

How do you Bleed fuel in Nissan Patrol?

Just run a clear plastic tube from the barb into a small jar of fuel and bleed it like you would bleed your brakes. When the bubbles of air stop coming out simply close the valve and it’s done. This way there is no back pressure and fuel flows out freely, pushing all the air out with it.

Where is the spill line on a VP44 injection pump?

So if yours resembles type 3 or fuel spill line is connected to intake line on the pump you must re-route it to fuel return line if you install additional lift pump. I had to do it on mine but that’s ZD30 abomination on VP44 injection pump see bellow:

What should I do about my Nissan Patrol?

-Did a full air and fuel system clean (Decarbon). -Replaced the air and fuel filters. -Replaced the oil and oil filters. once all this was done the Patrol was like a rocket. So if your Patrol’s a little bit sluggish then doing the above would be a good start. Just keep in mind this is a turbo diesel.

The injector pumps on the TD42’s is a low pressure pump and these pumps are usually turned up to almost max when a turbo is fitted. the injector pump then battles to suck enough diesel to the injector pump and you land up with starvation symptoms.

What kind of lift pump do I need for my Nissan Patrol?

What he said, if you have added extra prefilter then it is prudent to install additonal electric lift pump with sufficent capacity. Walbro FRB-22 or FRB-13 should suffice and good news they’re through flow so don’t restrict the flow when not in use/out of action.

So if yours resembles type 3 or fuel spill line is connected to intake line on the pump you must re-route it to fuel return line if you install additional lift pump. I had to do it on mine but that’s ZD30 abomination on VP44 injection pump see bellow: