MD322986 Mitsubishi REGULATOR,MPI DLVY PRESS, Price: 76.56$, Weight: 0.1kg


Make Number Name Availability Weight, kg Ship in, Days Price

Mitsubishi

MD322986

REGULATOR,MPI DLVY PRESS

1

0.1

2-3

76.56$

 

Substitutions

Make Number Name Availability Weight, kg Processing, days Price  
Mitsubishi
MD306058 
REGULATORMPI DELIVERY
0
0.115
-
103.92$
Not Available
Mitsubishi
MD306058 
REGULATORMPI DELIVERY
0
0.115
-
103.92$
Not Available

Compatibility

FrameMarketModelModel Year FromModel Year ToModificationDiagram
K90#JapanK96W05.199608.20013000/4WD View
FrameMarketModelModel Year FromModel Year ToModificationDiagram
PA-PF#JapanPB6W03.199412.20063000/2WD/LONG(WAGON)<95M-> View
FrameMarketModelModel Year FromModel Year ToModificationDiagram
V20-50#JapanV23C10.199011.19993000/CANVAS-TOP View

Fuel Delivery Pressure Regulator for MPI Systems β›½

This component is essential for keeping the right fuel pressure in a multi-point injection (MPI) engine. It balances fuel supply so injectors receive a steady, correct pressure under idle, cruising, and acceleration. Without stable pressure, even a healthy engine can run poorly.

How It Works

Inside the regulator, a spring and diaphragm control a valve that bleeds excess fuel back to the return line. As engine load changes, the regulator reacts quickly to keep pressure consistent at the fuel rail. This helps the ECU deliver accurate injector pulse fueling, improving throttle response and keeping emissions under control.

Why This Part Is Needed βœ…

  • Maintains correct fuel rail pressure for smooth injection
  • Prevents injector over-fueling or fuel starvation
  • Supports stable idle, cold starts, and strong acceleration

If the Regulator Fails

A weak or stuck unit can cause hard starting, rough idle, hesitation, loss of power, black smoke, poor fuel economy, or fuel smell. In severe cases, wrong pressure can lead to misfires, catalytic converter damage, and engine stalling.

Compatibility

  • Challenger
  • Pajero
  • Delica Space Gear/Cargo