Hacking : modifying standard settings

I browsed some forums, and sometimes I would find traces of ECU modders, hackers. Sometimes this offers some insight into how something actually works.

Contents:

• Checks between the ECM, CEM and BCM
  • Check 1
  • Check 2
• Pincodes
  • some examples:
• Bootloaders
• The software download process
• Keys
  • Key Fob:
  • Ignition Transponder Reader: