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TROUBLE DIAGNOSIS LAN-9 [CAN FUNDAMENTAL] C D E F G H I J L M A B LAN Example: Data link connector branch line open circuit NOTE: ● When data link connector branch line is open, transmission and reception of CAN communication signals ● When data link connector branch line is open, the screen-display of the CONSULT-II “SELECT SYSTEM” SKIB8739E Unit name Symptom ECM Normal operation. BCM EPS control unit Combination meter ABS actuator and electric unit (control unit) TCM IPDM E/R SELECT SYSTEM (CONSULT-II) Difference of symptom Data link connector branch line open cir- All Diag on CAN units are not Normal operation. CAN-H, CAN-L harness short-circuit Most of the units which are connected to the CAN |