All Other Models
- Remove fuel pump relay from fuse/relay block. Ensure Fuel Pump Tester (US 4480/3) is turned off and insert in place of relay. See Fig 1
. Remove fuel tank cap. Remove rear seat and cover.
- Disconnect and plug fuel supply hose. Attach a hose to fuel pump and place other end of hose in a graduated container. Turn tester on for 10 seconds. Compare volume with specifications.
FUEL PUMP PERFORMANCE
| Application |
Pressure psi (kg/cm2
) |
Volume in 30 sec. Pints (Liters) |
| Vanagon |
33-39 (2.3-2.7) |
4.2 (.5) |
| All Others |
75-82 (5.3-5.8) |
6.6 (.7) |
Courtesy of VOLKSWAGEN UNITED STATES, INC.