6) Communication Line

K-LINE
- Bidirectional line
- K-LINE is defined as the line which provides information in a serial digital form from ECM or PCM to the diagnostic tester. K-LINE is used bidirectionally, in which case it may carry commands or data from the diagnostic tester to the ECM or PCM. K-LINE is also used to initialize the serial communication.
CAN (CONTROLLER AREA NETWORK)
- Bus Topology : Line (bus) structure
- Wiring: Twisted pair wire
- Off Board DLC Cable Length : Max. 5m
- Data Transfer Rate
  - Diagnostic : 500 kbps
  - Service Mode (Upgrade, Writing VIN) : 500 or 1 Mbps)