LEMON Manuals: Even more car manuals for everyone
Home >> Toyota >> 2022 >> RAV4 LE, FWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 77 (Can Communication System (HV) - Circuit Tests (4 Of 6)) >> CAN COMMUNICATION SYSTEM (for HV Model) >> Check Bus 3 Line for Short to GND [02/2019 - 10/2019] >> Description

Check Bus 3 Line for Short to GND [02/2019 - 10/2019]: Description

WARNING: This page is about a different variant/trim than selected.

There may be a short circuit between one of the CAN bus wires and GND when there is no resistance between terminal 6 (CA3H) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 21 (CA3L) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 19 (CAYH) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 20 (CAYL) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3.

Symptom Trouble Area
  • There is no resistance between terminal 6 (CA3H) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 21 (CA3L) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3.
  • There is no resistance between terminal 19 (CAYH) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3, or terminal 20 (CAYL) of the central gateway ECU (network gateway ECU) and terminal 4 (CG) of the DLC3.
  • Short to GND in CAN main bus wire
  • Short to GND in CAN branch wire
  • Central gateway ECU (network gateway ECU)
  • Bus buffer ECU*1
  • Radio and display receiver assembly*2
  • 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

scientia non olet · About LEMON Manuals