Fuel pump, checking: Notes

Fig 1: Identifying Special Tools - Fuel Pump, Checking (1 Of 2)

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Special tools, testers and auxiliary items required

• Ring nut wrench 3217
• Pressure gauge V.A.G 1318
• Adapter V.A.G 1318/1
• Adapter V.A.G 1318/11

• Pressure gauge adapter V.A.G 1318/17
• Double connection V.A.G 1318/23

Fig 2: Identifying Special Tools - Fuel Pump, Checking (2 Of 2)

Courtesy of VOLKSWAGEN UNITED STATES, INC.

Special tools, testers and auxiliary items required

• Torque wrench V.A.G 1332
• Injection Rate Comparison Meter V.A.G 1348
• Test System V.A.G 1466 A
• Voltage tester V.A.G 1527B

• Connector test set V.A.G 1594 A or connector test set V.A.G 1594C
• Multimeter V.A.G 1715
• Measuring container
• Wiring diagram

Test conditions 

Fig 3: Identifying Main Fuse Panel

Courtesy of VOLKSWAGEN UNITED STATES, INC.

• Fuse No. 28 is OK
• Battery voltage must be at least 11.5 Volts.
• All electrical consumers such as, e.g. lights and rear window heater, must be switched off.
• If vehicle is equipped with an A/C system, it must be switched off.