Toyota Yaris: Smart Key System (for Entry Function) / Diagnostic Trouble Code Chart

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Smart Key System (for Entry Function) / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Entry and Start System (for Entry Function)

DTC No.	Detection Item	Link
B27A113	Driver Side Electrical Antenna Circuit Open
B27A213	Front Passenger Side Electrical Antenna Circuit Open
B27A813	Outside Luggage Compartment (Back Door) Electrical key Antenna Circuit Open

Dtc Check / Clear

DTC CHECK / CLEAR CHECK FOR DTC NOTICE: When DTC is output, Be sure to confirm and record. When using the GTS with the ignition switch off, connect the GTS to the DLC3 and turn a courtesy light switch on and off at intervals of 1...

Driver Side Electrical Antenna Circuit Open (B27A113)

DESCRIPTION The certification ECU (smart key ECU assembly) generates a request signal and transmits the signal to the front door outside handle assembly LH (electrical key antenna) at intervals of 0...

Other information:

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Reassembly

REASSEMBLY CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH and LH sides. The procedure listed below is for the LH side. PROCEDURE 1. INSTALL STOP LIGHT LED (a) Install the stop light LED as shown in the illustration to install it...

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Operation Check

OPERATION CHECK CHECK WINDOW DEFOGGER SYSTEM (a) Turn the ignition switch to ON. (b) Check that the rear window defogger wire becomes warm by operating the rear window defogger switch of the air conditioning control assembly. (c) When the vehicle is stopped, confirm that the window defogger system operation stops after approximately 15 minutes...