| Components |

| 1. Front Suction
& Liquid Pipe Assembly |
2. Rear Suction
& Liquid Pipe Assembly |
Oil Specification 1. The R-134a or R-1234yf system requires synthetic (PAG) compressor oil whereas the R-12 system requires mineral compressor oil.
Replacement [Front suction & Liquid pipe assembly] 1. If a compressor is available, the air conditioner is operated for a few minutes in the engine idle state and then the engine is stopped.
Troubleshooting Problem Symptoms Table Before replacing or repairing air conditioning components, first determine if the malfunction is due to the refrigerant charge, air flow or compressor. Use the table below to help you find the cause of the problem.
Description The A/C Pressure Transducer (APT) converts the pressure value of high pressure line into voltage value after measuring it. By converted voltage value, engine ECU controls the cooling fan by operating it high speed or low speed.