B2419

LIGHTING SYSTEM: B2419: BEAN Communication Malfunction

DTC B2419 - BEAN Communication Malfunction

DESCRIPTION

The AFS ECU receives the signal regarding lighting condition of the headlight, shift position signal of the transaxle, READY condition signal from HV control ECU and vehicle speed signal from the combination meter using multiplex communication.
When the DTC (B2419) is output, the other DTCs are output at the same time.






INSPECTION PROCEDURE

PROCEDURE

1. GO TO MULTIPLEX COMMUNICATION SYSTEM
Result:






C -- GO TO FLOW CHART
B -- PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
A -- REPLACE AFS ECU