Check Bus 3 Lines for Short Circuit [10/2022 - ]: Description

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There may be a short circuit between the CAN main bus wire and/or CAN branch lines when the resistance between terminals 6 (CA3H) and 21 (CA3L) or 19 (CAYH) and 20 (CAYL) of the central gateway ECU (network gateway ECU) is below 54 Ω.

Symptom	Trouble Area
Resistance between terminals 6 (CA3H) and 21 (CA3L) of the central gateway ECU (network gateway ECU) is below 54 Ω. Resistance between terminals 19 (CAYH) and 20 (CAYL) of the central gateway ECU (network gateway ECU) is below 54 Ω.	Short in CAN main bus wire Short in CAN branch wire Central gateway ECU (network gateway ECU) Bus buffer ECU1 Radio and display receiver assembly2 DCM (telephone transceiver assembly)*3 No. 5 CAN junction connector

*1: w/ Bus Buffer ECU

*2: for Radio and Display Type

*3: w/ Telematics System