Certification ECU Power Source Circuit: Description

This is the power source circuit of the certification ECU (smart key ECU assembly).

The certification ECU (smart key ECU assembly) controls the following

• Key verification confirmation
• Indoor, outside and door oscillator control
• Entry door LOCK/UNLOCK request to the main body ECU RH (cowl side junction block RH)
• Steering LOCK/UNLOCK request
• Immobilizer SET/UNSET request to the ID code box (immobilizer code ECU)