Operation CHARM: Car repair manuals for everyone.

Pressure

Key ON / Engine OFF 39-48 Pound Per Square Inch (psi)
Regulated 30-41 Pound Per Square Inch (psi)
NO Vacuum to Regulator 41-48 Pound Per Square Inch (psi)
Hold Pressure after 5 min. 21 Pound Per Square Inch (psi)