Checking Fuel Delivery
Test 1 - 2:
Test 3 - 6:
Test 7 - 9:
SYMPTOM
CHECKING FUEL DELIVERY
POSSIBLE CAUSES
- Fuel pump relay
- Fuel pressure out of specification
- Restricted fuel supply line
- Fuel pump inlet strainer plugged
- Fuel pump
- (A62) fused B+ circuit
- (A141) Fuel pump relay output circuit open
- (Z150) Fuel pump ground circuit excessive resistance
- Fuel Pump module