Removal 1. Disconnect the vapor hose (A). 2. Remove the rubber pad (B), and then remove the PCV valve. Inspection 1. Insert a thin stick (A) into the PCV valve (B) of the threaded side to check that the plunger moves.
Schematic Diagram
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.
Inspection 1. Connect the battery voltage and check the blower motor rotation. 2. If the blower motor does not operate well, replace it with a genuine blower motor check for proper operation. 3. Replace the blower motor if it is proved that there is a problem with it.