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

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Smart Key System (for Start Function) / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Entry and Start System (for Start Function)

DTC No.	Detection Item	Link
B227111	IG Circuit Short to Ground
B227411	ACC Circuit Short to Ground
B227862	Engine/Power Switch Signal Compare Failure
B228231	Vehicle Speed Signal Circuit Open
B228262	Vehicle Speed Signal Compare Failure
B228562	Steering Lock Position Signal Compare Failure
B228B00	Battery Circuit or Ground Circuit Energization Malfunction
B277A96	Wireless Starter Component Internal Failure
B278196	Steering Lock System Component Internal Failure
B278211	Power Source Control System Circuit Short to Ground
B278215	Power Source Control System Circuit Short to Battery or Open
B27841C	Antenna Coil Circuit Voltage Out of Range
B278D96	ID-BOX Component Internal Failure
B278E87	Immobiliser Amp Missing Message
B279046	ID-BOX Calibration / Parameter Memory Failure
B279986	Engine Immobiliser System Signal (Some Circuit Quantity, Reported via Serial Data) Invalid
B279A12	Engine Immobiliser System Circuit Short to Battery
B279C95	Engine Immobiliser System Incorrect Assembly
B279F1C	Steering Lock Confirmation Signal Circuit Voltage Out of Range
B27A513	Front Floor Electrical Key Oscillator Circuit Open
B27A713	Rear Floor 2 Electrical Key Oscillator Circuit Open
P033562	Crankshaft Position Sensor "A" Signal Compare Failure
U010087	Lost Communication with ECM/PCM "A" Missing Message
U012987	Lost Communication with Brake System Control Module "A" Missing Message
U014087	Lost Communication with Body Control Module Missing Message
U015587	Lost Communication with Instrument Panel Cluster (IPC) Control Module
U110387	Lost Communication with Stop and Start Control Module Missing Message
U111787	Lost Communication with Accessory Gateway Missing Message

Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not...

IG Circuit Short to Ground (B227111)

DESCRIPTION This DTC is stored when a malfunction in the IG circuit or IG hold circuit of the certification ECU (smart key ECU assembly) is detected. DTC No...

Other information:

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