The meaning of the C1226 Code is available as dictionary meaning but it is not necessary to use. You need to follow the real meaning of the code what you will get from the manufacturer. The automobile dictionary meaning of the code is C for Chassis Code Problem is controller area network wiring bus and modules. 1 for MFG – Manufacturer Specific 2 Accelerator Pedal Position (APP) Sensor 1 Performance. 2 for Air Conditioning (A/C) Clutch Feedback Circuit High Voltage and 6 for Cruise Control System – Vehicle Accel Too High. The C1226 engine code seems a type of chassis problem what is not difficult to fix.