Fuel Pump: Testing and Inspection

Fuel Pump Test Data:

NOTE: For measuring delivery capacity the fuel tank should be at least half full

Special Tools:

Equipment
- Digital multimeter -- e.g. Sun Electric DMM-5
- Measuring Glass (1 liter minimum)
- Stop watch

Wiring Diagram, Fuel Pumps:

M3/1 Fuel pump 1
M3/2 Fuel pump 2
N16/4 Fuel pump relay
W11 Ground, engine
W12 Ground, center console
X35 Terminal block, circuits 30/61
X36 Connector, fuel pump wiring harness

Test Page 1:

Fig. 1:

Fig. 2:

Fig. 3:

Test Page 2:

Fig. 4:

Fig. 5:

Test Page 3: