What is CAN XL bus? A comprehensive analysis of the next-generation high-speed automotive communication technology, breaking the 2048 Bytes limit!

Introduction As the earliest bus standard applied to automotive and industrial communication systems, traditional CAN (including CAN CC and CAN FD) has laid the foundation for embedded communication in the past decades. However, with the rapid growth of intelligent and networked vehicles, the transmission speed...

Continue ReadingWhat is CAN XL bus? A comprehensive analysis of the next-generation high-speed automotive communication technology, breaking the 2048 Bytes limit!

Pico Auto Diagnostic Cases] 2012 Focus Scirocco Engine Occasionally Doesn't Start Failure Case

Honghong Diagnostics | 2012 Volkswagen Scirocco Engine Occasionally Fails to Start Failure Case Honghong Diagnostics | 2012 Volkswagen Scirocco Engine Occasionally Fails to Start Failure Phenomenon A 2012 Volkswagen Sc...

Continue ReadingPico Auto Diagnostic Cases] 2012 Focus Scirocco Engine Occasionally Doesn't Start Failure Case

Pico Auto Diagnostic Case] 2018 Dongfeng Shen AX7 Engine Idle Shaking, Acceleration Weakness

Malfunction phenomenon A 2018 Dongfengshen AX7 vehicle with a 10UF01 engine has an accumulated mileage of approximately 53,000 kilometers. The vehicle was repaired due to engine idle shaking, weak acceleration, and the engine malfunction light coming on abnormally. The service personnel used the fault detector to check and indicated that the cylinder 3 misfire; with...

Continue ReadingPico Auto Diagnostic Case] 2018 Dongfeng Shen AX7 Engine Idle Shaking, Acceleration Weakness

Honghong Shares | J1939 Trailer Communication Standard Upgraded, Vehicle Network Security Simultaneously Strengthened, Industry Innovation Imminent!

Preface The Standards Committee on Control and Communications for Trucks and Large Passenger Vehicles (SAE J1939 Standards Committee) held a four-day Standards Development and Maintenance Conference on February 17-20, 2025, to develop and maintain standards for trucks and large passenger vehicles. This paper describes the work of the working groups that addressed the eight areas of the Truck and Bus Control and Communications Standard...

Continue ReadingHonghong Shares | J1939 Trailer Communication Standard Upgraded, Vehicle Network Security Simultaneously Strengthened, Industry Innovation Imminent!