Checking the Fuel Delivery System

Tests 1 - 3:

Tests 4 - 8:

Tests 9 - 13:

Tests 14 - 18:

Tests 19 - 20:

SYMPTOM
CHECKING FUEL DELIVERY

POSSIBLE CAUSES
- Fuel line restricted
- Fuel filter defective
- Fuel line restricted
- Fuel pressure regulator defective
- Fuel pump/regulator assembly defective
- Fuel return line defective
- Fuel pump/regulator assembly defective