MBE 4000 DDEC VI Troubleshooting – Section 3 Fuel Injection

Section 3
Fuel Injection

3.1 Fuel System Principles of Operation

3.2 Fuel System Troubleshooting Tests

3.3 Test #1 Downstream Pressure Test

3.4 Test #2 Fuel Pressure Test At the Fuel Filter

3.5 Test #3 Flow Test — At Fuel Filter

3.6 Test #4 Upstream Pressure Test (Pump Suction)

3.7 Test #5 Leak Test

3.8 Test #6 Fuel Pump Driven Gear Bolt Torque