Tercel Sedan 2-Door L4-1456cc 1.5L SOHC (3E-E) (1991)
High Pressure Sensor / Switch: Testing and Inspection
HIGH PRESSURE SWITCH ON-VEHICLE INSPECTION
1. DISCONNECT CONNECTOR FROM HIGH PRESSURE SWITCH
2. INSTALL MANIFOLD GAUGE SET
3. RUN ENGINE AT APPROX. 2,000 RPM
4. INSPECT HIGH PRESSURE SWITCH
(a) When the A/C switch is OFF, check that there is continuity between terminals and that the high side pressure is 1,128 kPa (11.5 kgf/cm2, 164
psi) or lower.
(b) When the A/C switch and blower switches are ON, check that there is no continuity between terminals and the high pressure is 1,373 kPa (14
kgf/cm2, 199 psi) or higher.
If the continuity is not as specified, replace the high pressure switch.