PCMflash – 97 Module China AECS / LinControl

PCMflash – Module 97: “China AECS / LinControl” is an add‑on software module for the PCMflash ECU (engine control unit) tuning and flashing tool. It enables advanced functions like reading, writing and, where applicable, checksum verification/correction on certain ECUs used in vehicles manufactured in China that are based on AECS and LinControl platforms.

• Supports ECU families:

  • AECS FC‑34 / FC‑50 / FC‑51 – common engine control units used in Chinese gasoline vehicles.

  • LinControl LEC4AF / LEC4AP / variants – another ECU family resembling Bosch‑style units but with software developed in China.

• Functionality:

  • Read (RD) ECU flash data

  • Write (WR) new flash or calibrations

  • Checksum check and, where applicable, correction (CK)

• Operation modes:

  • Through the vehicle’s diagnostic connector (OBD)

  • Or directly “on bench” (ECU removed and connected)