Camry CE Sedan 4-Door L4-2164cc 2.2L DOHC MFI (1997)
A/C Signal: Description and Operation
A/C Compressor Lock Sensor Circuit
CIRCUIT DESCRIPTION
This sensor sends 1 pulse par engine revolution to the ECM. If the number ratio of the compressor speed divided by the engine speed is smaller
than a predetermined value, the ECM turns the compressor off. And, the indicator flashes at about 1 second intervals.
A/C Evaporator Temp. Sensor Circuit
CIRCUIT DESCRIPTION
This sensor detects the temperature inside the cooling unit and sends the appropriate signals to the ECM.