The engine U1022 Code is everything for solving the car engine problem and if you do not get that manufacturer meaning of the code, you cannot solve the car engine problem. The general meaning of the code is U means Network Code Problem is climate control system, lighting, airbags, etc. 1 means MFG – Manufacturer Specific. 0 means Fuel And Air Metering. 2 means Air Conditioning (A/C) Clutch Feedback Circuit High Voltage and 2 for A/C System High Pressure High Temperature. Do not use the false information for solving the car engine. You need to use real meaning of the code and useful tools.