Questions & Answers for: Mazda troobleshoot fuel pressure

...fuel pressure and make sure there's enough pressure for the regulator to open the injectors. You check fuel pressure by hooking a fuel pressure tester up to the fuel line. Low pressure=bad fuel pump. ...

...fuel pressure.Where under the hood is the fuel pump relay?It is a 2002 Mazda Millenia S. JUST RELEASE THE PRESSURE AT THE FUEL PRESSURE TEST PORT ON THE FUEL SUPPLY RAIL THAT SUPPLIES THE INJECTORS, ...

...fuel pressure 64-85 psi (441 - 589 kPa) 3. if fuel pressure is higher, replace pump 4. if pressure is lower then minimum check fuel filter, if filter is ok, replace pump 5. Start Engine fuel pressure ...

fuel pressure should be It could be a number of things, but the fuel filter is where I would start looking. If the fuel filter has not been changes in the last 30,000 miles that very well could be the

...fuel pressure on a 2000 model mazda millenia with a 2.3 engine in it Hi. You connect a fuel pressure gauge like this to the pressure rail. Pressure in this car must be between 35 and 45 psi. If ...

...fuel pressure sensor vacuum hose. Check for fuel in the line. If there is fuel present in the line, the fuel delivery problem is likely caused by a faulty fuel pump pressure regulator. If there is no ...

...fuel pressure test to find out if the pump is good or bad. The pressure should be around 45psi prior to start up and about 35psi when you start up. You can rent a fuel pressure gauge at autozone or ...

FUEL RAIL PRESSURE CIRCUIT LOW SCAN TOOL TELLS FUEL RAIL PRESSURE CIRCUIT LOW This report comes from the fuel rail pressure sensor and is advising that the pump is not providing sufficient fuel to ...

...fuel pressure. If fuel pressure is low could be bad fuel filter, fuel regulator or pump. If fuel pressure is correct could be bad MAF sensor, injectors, O2 sensor or vacuum leak on inlet

...fuel pressure. Just turning the key to on should cause the fuel pump to put high pressure in the fuel line to the engine and fuel injectors. If the pump doesn't turn on, there is an Inertia fuel ...