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

Toyota Yaris XP210 (2020-2026) 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 (2020-2026) Reapir and Service Manual: How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: *: Use the GTS. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2. CUSTOMER PROBLEM ANALYSIS NEXT 3. PRE-CHECK (a) Measure the auxiliary battery voltage. Standard voltage: 11 to 14 V (ignition switch off) If the voltage is below 11 V, recharge or replace the auxiliary battery before proceeding to the next step...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Dtc Check / Clear

DTC CHECK / CLEAR CHECK DTC (a) Check for DTCs (Test Failed / Pending / Confirmed). Chassis > Lane Control > Trouble Codes GTS Display Description Test Failed Represent malfunctions that were detected during the current trip. Pending Represent malfunctions which have occurred since the DTCs were last cleared but have not been confirmed...