Resistance Test
WARNING: This page is about a different car, the 1992 Subaru SVX, 1992 Subaru Legacy, 1991 Subaru Legacy, and 1990 Subaru Legacy. However, it is still accessible from the selected car via links, so may be relevant.
Vacuum pump and valve assembly is located in engine compartment, on right front strut tower. Disconnect vacuum pump and valve assembly connector. Measure resistance between specified terminals of the assembly connector. SeeFigure . Also, refer to the VACUUM PUMP & VALVE ASSEMBLY RESISTANCE TEST . If resistance is not as specified, replace vacuum pump and valve assembly.
VACUUM PUMP & VALVE ASSEMBLY RESISTANCE TEST
| Circuit | Terminal Nos. | Ohms |
|---|---|---|
| Vacuum Pump | 2 & 3 | 100-110 |
| Vent Valve | 1 & 2 | About 53 |
| Safety Valve | 2 & 4 | About 53 |