The car engine C1132 Code is not important thing until the car engine has the problem. You should study on the manufacturer information for solving the problem of the car engine. You can read the dictionary meaning of the code but that is not very helpful for solving the car engine. The dictionary meaning of the code gives basic idea about the engine problem and that is C for Chassis Code Problem is controller area network wiring bus and modules. 1 for MFG – Manufacturer Specific. 1 for Transmission. 3 for Cruise Control Servo Indicates Low and 2 for A/C System High Pressure High Temperature.