Switch Performance Check
WARNING: This page is about a different car, the 1994 Mercury Tracer and 1994 Ford Escort. However, it is still accessible from the selected car via links, so may be relevant.
Switch must be checked in ON (closed) and OFF (open) positions. Switch should function as follows:
- ACS Switch is closed when A/C is on and blower is operating.
- BLMT Switch is closed with fan selector switch is in 2nd, 3rd or 4th position.
- CCPS Switch is closed with A/C on and system pressure within normal operation range.
- HPS Switch is closed with A/C on and system pressure exceeding normal operating range.
- IDL Switch is open when throttle is depressed.
- CPP/PNP CPP switch is closed when clutch pedal is depressed. PNP switch is closed when transaxle is in Neutral.
- PSP Switch is closed when system pressure is high (turn steering wheel sharply with engine on).
- WOT Switch is closed when throttle is open.