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DTC U0023: Can B Bus (+) Circuit High: Notes

Fig 1: U0023-CAN B BUS (+) High - Wiring Diagram
G04283806Courtesy of MITSUBISHI MOTOR SALES OF AMERICA.

For a complete wiring diagram Refer to SYSTEM WIRING DIAGRAMS .

Possible Causes 

(D55) CAN B BUS (+) CIRCUIT SHORTED TO VOLTAGE

ANY CAN B BUS MODULE

FRONT CONTROL MODULE