Escort L4-122 2.0L SOHC (1997)
Main Relay (Computer/Fuel System): Description and Operation
Constant Control Relay Module (CCRM).
Constant Control Relay Module
The CCRM controls the A/C clutch and engine cooling fan motor operation based on signals received from the A/C cycling switch, the A/C pressure
transducer, and the Powertrain Control Module (PCM).
The CCRM deactivates the A/C clutch when signaled by the PCM. The A/C clutch is deactivated in this manner under the following conditions:
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Engine start-up.
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Wide Open Throttle (WOT).
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During engine low idle conditions.
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Excessively high engine temperature.