Toyota Yaris: Lin Communication System / Diagnosis System

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Power Source & Network / Networking / Lin Communication System / Diagnosis System

DIAGNOSIS SYSTEM

DESCRIPTION

The main body ECU (multiplex network body ECU) and certification ECU (smart key ECU assembly) control the LIN communication system. LIN communication system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3).

When the system seems to be malfunctioning, use the GTS to check for malfunctions and perform repairs.

CHECK DLC3

(a) Check the DLC3.

Click here

INSPECT AUXILIARY BATTERY VOLTAGE

(a) Measure the auxiliary battery voltage with the ignition switch off.

Standard Voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the auxiliary battery.

Terminals Of Ecu

TERMINALS OF ECU CHECK POWER DISTRIBUTION BOX ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *1 POWER DISTRIBUTION BOX ASSEMBLY *2 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) (a) Remove main body ECU (multiplex network body ECU)...

Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Check for DTCs. Body Electrical > Main Body > Trouble Codes Body Electrical > Smart Key > Trouble Codes Body Electrical > Power Source Control > Trouble Codes (b) Check the details of the DTCs...

Other information:

Toyota Yaris XP210 (2020-2026) Owner's Manual: Component Parts

Audio unit Talk button, Pick-up button and Hang-up button Talk button Pick-up button Hang-up button Microphone Microphone (hands-free) The microphone is used for speaking voice commands or when making a Hands-free call. Talk button, Pick-Up button and Hang-Up button (hands-free) The basic functions of Bluetooth® Hands-Free can be used for such things as making calls or hanging up using the talk, pick-up and hang-up buttons on the steering wheel...

Toyota Yaris XP210 (2020-2026) Owner's Manual: SRS Air Bag Deployment Criteria

This chart indicates the applicable SRS equipment that will deploy depending on the type of collision. (The illustrations are the representative cases of collisions.) X:The SRS air bag equipment is designed to deploy in a collision. * 1: The front passenger front and side air bags and the seat belt pretensioner are designed to deploy when the front passenger occupant classification sensor detects a passenger sitting on the front passenger’s seat...