Operation CHARM: Car repair manuals for everyone.

A/C Dual Pressure Switch (M/T)

To prevent compressor damage, the dual pressure switch will open if system pressure is too low or too high: below 176.5 ± 19.6 kPa (25.6 ± 2.8 psi) or above 2943 ± 196.2 kPa (426.7 ± 28.4 psi).