Diagnostic Item 10: Diagnose When The Scan Tool Cannot Receive The Data Sent By The ECM < M/T > Or The Pcm < A/T >: Notes

CAUTION: When servicing a CAN bus line, ground yourself by touching a metal object such as an unpainted water pipe. If you fail to do so, a component connected to the CAN bus line may be damaged.

Fig 1: CAN Bus Line Circuit Diagram (Eclipse)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

Fig 2: CAN Bus Line Circuit Diagram (Eclipse Spyder)

Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.