What does diagnostic troubleshooting on Delphi pump mean?

What does diagnostic troubleshooting on Delphi pump mean?

Delphi Pump Diagnostic Troubleshooting Delphi Pump Diagnostic Troubleshooting Start and dies, stalling 1. Insufficient fuel supply, replace fuel filter. If equipped with a fuel supply pump check for minimum of 2-3 psi fuel supply pump pressure. 2. Restricted fuel return 3. Water in fuel 4. Air leaks on suction side of fuel system 5.

How to repair a Delphi fuel injection pump?

Injection pump needs repair No Start, no fuel delivery to Injectors 1. Electric Shut off solenoid failed or not getting power. Remove solenoid and pull out plunger and spring to bypass solenoid operation. 2. Shut off linkage in stop position. 3. Check for insufficient fuel supply, replace fuel filter.

What to do if fuel supply pump is not working?

Remove solenoid and pull out plunger and spring to bypass solenoid operation. 2. Shut off linkage in stop position. 3. Check for insufficient fuel supply, replace fuel filter. If equipped with a fuel supply pump check for minimum of 2-3 psi fuel supply pump pressure. 4.

Why is my injection pump 3 not delivering fuel?

Possible problem inside injection pump 3. It is very un-likely that a rotary injection pump will deliver very little fuel on just one cylinder due to the design of the pump. Often one outlet that appears to have less fuel delivery could be an injector sticking open on the preceding cylinder in firing order or the way the line is positioned.

Injection pump needs repair No Start, no fuel delivery to Injectors 1. Electric Shut off solenoid failed or not getting power. Remove solenoid and pull out plunger and spring to bypass solenoid operation. 2. Shut off linkage in stop position. 3. Check for insufficient fuel supply, replace fuel filter.

Delphi Pump Diagnostic Troubleshooting Delphi Pump Diagnostic Troubleshooting Start and dies, stalling 1. Insufficient fuel supply, replace fuel filter. If equipped with a fuel supply pump check for minimum of 2-3 psi fuel supply pump pressure. 2. Restricted fuel return 3. Water in fuel 4. Air leaks on suction side of fuel system 5.

Remove solenoid and pull out plunger and spring to bypass solenoid operation. 2. Shut off linkage in stop position. 3. Check for insufficient fuel supply, replace fuel filter. If equipped with a fuel supply pump check for minimum of 2-3 psi fuel supply pump pressure. 4.

Possible problem inside injection pump 3. It is very un-likely that a rotary injection pump will deliver very little fuel on just one cylinder due to the design of the pump. Often one outlet that appears to have less fuel delivery could be an injector sticking open on the preceding cylinder in firing order or the way the line is positioned.