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LAN TROUBLE DIAGNOSIS LAN-15 < SYSTEM DESCRIPTION > [CAN FUNDAMENTAL] C D E F G H I J K L B A O P N CAN Diagnosis with CONSULT INFOID:0000000009720820 CAN diagnosis on CONSULT extracts the root cause by receiving the following information. Self-Diagnosis INFOID:0000000009720821 If communication signals cannot be transmitted or received among units communicating via CAN communica- CAN Diagnostic Support Monitor INFOID:0000000009720822 MONITOR ITEM (CONSULT) Unit name Symptom ECM • Engine torque limiting is affected, and shift harshness increases. BCM • Reverse warning chime does not sound. wiper switch being in the intermittent position. • The room lamp does not turn ON. tion switch OFF.) • The steering lock does not release (if an error or malfunction occurs while turning the ignition switch OFF.) EPS control unit The steering effort increases. Combination meter • The tachometer and the speedometer do not move. ABS actuator and electric unit (control unit) Normal operation. TCM No impact on operation. IPDM E/R When the ignition switch is ON, DTC Self-diagnosis item (CONSULT indication) DTC detection condition Inspection/Action U1000 CAN COMM CIRCUIT ECM When ECM is not transmitting or receiving CAN Start the inspection. Re- Except When a control unit (except for ECM) is not U1001 CAN COMM CIRCUIT When ECM is not transmitting or receiving CAN communi- U1002 SYSTEM COMM When a control unit is not transmitting or receiving CAN U1010 CONTROL UNIT(CAN) When an error is detected during the initial diagnosis for Replace the control unit |