9C
Brake Vacuum Switch Inspection
Use an ohmmeter to check switch continuity.
Brake vacuum switch specification
Atmosphere pressure: Continuity (0 Ω)
Vacuum lower than –27.0 kPa (38 Psi): No continuity (∞ Ω)
If continuity is not as specified, replace master cylinder booster assembly including brake vacuum switch.
1. Brake vacuum switch 2. Body earth