Toyota Yaris: Meter / Gauge System / Problem Symptoms Table

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Vehicle Interior / Meter / Gauge / Display / Meter / Gauge System / Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

NOTICE:

When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored.

HINT:

The following problem symptoms table is based on the assumption that each system related to the combination meter assembly is normal.
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Inspect the fuses and relays related to this system before inspecting the suspected areas below.

Meter or Gauge

Symptom	Suspected Area	Link
Speedometer malfunction	Speedometer circuit
Tachometer malfunction	Tachometer circuit
Fuel receiver gauge malfunction	Fuel receiver gauge circuit
Engine coolant temperature receiver gauge malfunction	Engine coolant temperature receiver gauge circuit

Warning or Indicator Light

Symptom	Suspected Area	Link
Indicator light malfunction	Combination meter assembly
Warning light malfunction	Combination meter assembly

Multi-information Display

Symptom	Suspected Area	Link
Multi-information display is not displayed	Combination meter assembly
Other display malfunction	Combination meter assembly

Buzzer

Symptom	Suspected Area	Link
Malfunction other than above	Combination meter assembly

Others

Symptom	Suspected Area	Link
Entire combination meter does not operate	Power source circuit
Operating steering pad switch does not change multi-information display	Steering pad switch circuit
Meter illumination is always dark	Refer to "Meter Illumination is Always Dark"
Meter illumination does not dim at night	Refer to "Meter Illumination does not Dim at Night"
Customization cannot be performed by setting customize settings on the setting tab of the multi-information display	Combination meter assembly
Other systems that use the speed signal do not operate normally	Speed signal circuit

Initialization

INITIALIZATION MAINTENANCE REQUIRED REMINDER RESET PROCEDURE (a) Perform initialization using the multi-information display. (1) Turn the ignition switch ON...

Terminals Of Ecu

TERMINALS OF ECU COMBINATION METER ASSEMBLY (a) Measure the voltage and resistance and check for pulses according to the value(s) in the table below...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Front Right Microphone Circuit Component Internal Failure (B1AA696,B1AA71C)

DESCRIPTION These DTCs are stored when a malfunction occurs in the active noise control microphone RH system. DTC No. Detection Item DTC Detection Condition Trouble Area B1AA696 Front Right Microphone Circuit Component Internal Failure Stereo component equalizer assembly detects malfunction in active noise control microphone RH for 4 seconds or more continuously when engine speed is 1200 rpm or more* Harness or connector Active noise control microphone RH Stereo component equalizer assembly B1AA71C Front Right Microphone Circuit Circuit Voltage Out of Range Stereo component equalizer assembly detects active noise control microphone RH connection malfunction for 4 seconds or more continuously* Harness or connector Active noise control microphone RH Stereo component equalizer assembly HINT: *: Malfunction monitoring is not performed under the following conditions, in order to prevent erroneous detection...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Engine/Power Switch Signal Compare Failure (B227862)

DESCRIPTION This DTC is stored when the SSW1 contact signal, SSW2 contact signal and SSW3 contact signal, which are detected when the engine switch is operated, do not match. DTC No. Detection Item DTC Detection Condition Trouble Area Note B227862 Engine/Power Switch Signal Compare Failure When the engine switch is operated, the SSW1 contact signal, SSW2 contact signal and SSW3 contact signal do not match...