| Circuit Diagram |

Specifications TerminalResistance (k?)2 - 42.76 ~ 4.132 - 31.89 ~ 2.843 - 41.71 ~ 2.84
Inspection 1. Turn the ignition switch OFF. 2. Disconnect the OPS connector. 3. Remove the OPS (Refer to "Removal"). 4. After immersing the thermistor of the sensor into engine coolant, measure resistance between the OPS terminals 1 and 2.
Component Location Index Engine Room [Lambda Engine] 1. Expansion Valve2. Suction & Liquid Tube Assembly3. Service Port (Low Pressure)4. Service Port (High Pressure)5. A/C Pressure Transducer (APT)6. Compressor7. Condenser8. Receiver-drier [Tau Engine] 1.
Oil Specification 1. The HFC-134a system requires synthetic (PAG) compressor oil whereas the R-12 system requires mineral compressor oil. The two oils must never be mixed. 2. Compressor (PAG) oil varies according to compressor model. Be sure to use oil specified for the compressor model.