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: Parts Location

PARTS LOCATION ILLUSTRATION *1 FORWARD RECOGNITION CAMERA (w/ Toyota Safety Sense) *2 MILLIMETER WAVE RADAR SENSOR ASSEMBLY (w/ Toyota Safety Sense) *3 BRAKE ACTUATOR ASSEMBLY *4 ECM ILLUSTRATION *1 4WD ECU ASSEMBLY - - ILLUSTRATION *1 COMBINATION METER ASSEMBLY *2 METER MIRROR SUB-ASSEMBLY (w/ Headup Display) *3 CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU) *4 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *5 AIR CONDITIONING AMPLIFIER ASSEMBLY *6 AIRBAG SENSOR ASSEMBLY *7 POWER STEERING ECU ASSEMBLY *8 CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) *9 STEERING SENSOR *10 ENGINE STOP AND START ECU *11 STEREO COMPONENT EQUALIZER ASSEMBLY (w/ Active Noise Control System) *12 POWER DISTRIBUTION BOX ASSEMBLY *13 DLC3 - - ILLUSTRATION *1 NO...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. INSPECT AUTOMATIC LIGHT CONTROL SENSOR (a) Check the wire harness. (1) Disconnect the automatic light control sensor. (2) Measure the voltage according to the value(s) in the table below. Standard Voltage: Tester Connection Switch Condition Specified Condition H78-1 (CLTB) - H78-2 (CLTE) Ignition switch on (IG) 11 to 14 V If the specified condition is not met, replace the vehicle wire harness...