Inspection 1. Turn the ignition switch OFF. 2. Disconnect the mode control actuator connector.
Component Location 1. Blower unit assembly Component Location 1. Intake seal 2.
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.
Inspection 1. Measure the resistance between the terminals. 2. The measured resistance is not within specification, the blower resistor must be replaced. (After removing the resistor) Replacement 1.