Main Fuel Pump Volume Check: Vanagon
- Remove return line from pressure regulator located in engine compartment, on left side. Push a piece of hose onto open connection of pressure regulator. Insert hose into a 1-quart (1 liter) graduated container.
- Remove fuel pump relay from relay panel. Activate fuel pumps using Remote Control (US4480/3). Activate fuel pumps for 30 seconds. Compare volume with values in FUEL PUMP PERFORMANCE table.
FUEL PUMP PERFORMANCE
| Application/ Model | Pressure psi (kg/cm2 ) | Min. Vol. in 30 Sec. Pts. (L) | |
|---|---|---|---|
| Cabriolet, Fox, Golf & Jetta | 29-36 (2.0-2.5) | 1.0 (.5) | |
| Corrado & Passat | |||
| 10 Volts | N/A | 1.0 (.460) | |
| 11 Volts | N/A | 1.3 (.620) | |
| 12 Volts | N/A | 1.6 (.750) | |
| GTI & Jetta GLI | |||
| 10 Volts | N/A | .8 (.375) | |
| 11 Volts | N/A | 1.1 (.520) | |
| 12 Volts | N/A | .4 (.675) | |
| Vanagon | 33-39 (2.3-2.7) | 1.0 (.5) | |