The chassis problem of the car engine is general problem and it is necessary to solve the problem. Due to the chassis problem, the engine C1454 Code has come. The real meaning of the code is found from the car manufacturer. The automobile meaning of the code is C for Chassis Code Problem is controller area network wiring bus and modules. 1 for MFG – Manufacturer Specific. 4 for Transmission. 5 for TP Sensor Learn Not Complete and 4 for Cruise Vehicle Speed/Set Speed Difference Too High. However, the scheme was troublesome, misread by customers, and a rash of erratic disappointments led to the technology being fast retired.