That is to check the outer layer of the A/C Hose, the thick wall is Standard Barrier A/C Hose, the thin wall is Reduced barrier A/C Hose.

Evacuation and Charging: After installing the hoses, perform an evacuation process to remove any air and moisture from the system. Then, charge the air conditioning system with the appropriate refrigerant according to the manufacturer's guidelines.

In February, 2016, Qiruiyte donates 30,000 RMB to the project of Water Supply Pipeline Network Renovation;

In conclusion, if you are experiencing a power steering hose leak in your Tacoma, do not hesitate to have it inspected by a professional mechanic. Addressing the issue promptly can save you time, money, and potentially prevent a dangerous situation on the road. Remember, safety should always be your top priority when it comes to vehicle maintenance.