The general meaning of the C1182 Code is available online and it is C for Chassis Code Problem is controller area network wiring bus and modules. 1 for MFG – Manufacturer Specific. 1 for Transmission. 8 for Exhaust Gas Recirculation System Valve 1 and 2 for A/C System High Pressure High Temperature. The real meaning of the code is linked with the manufacturer and model of the car. Once you have found the real meaning of the code, you have experience and you have tools, you can easily solve the car engine problem easily. Test drive is recommended after solving the engine problem.