Fuel Pressure: Testing and Inspection

Tests 1 - 2:

Tests 3 - 5:

Tests 6 - 10:

SYMPTOM
CHECKING FUEL DELIVERY

POSSIBLE CAUSES
- Fuel Pump Relay
- Fuel Pressure Out Of Specs
- Restricted Fuel Supply Line
- Fuel Pump Inlet Strainer Plugged
- Fuel Pump Module
- Fuel Pump Capacity (Volume) Out Of Specs
- Fuel Pump Relay Fused B+ Circuit
- Fuel Pump Relay Output Circuit Open
- Fuel Pump Ground Circuit Open/High Resistance
- Fuel Pump Module