Toyota Yaris: Steering Column / Steering Heater Switch

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual / Steering / Steering Column / Steering Heater Switch

Components

COMPONENTS

ILLUSTRATION

STEERING HEATER SWITCH

Removal

REMOVAL

PROCEDURE

1. REMOVE LOWER INSTRUMENT PANEL FINISH PANEL ASSEMBLY

Click here

2. REMOVE STEERING HEATER SWITCH

(a) Using a screwdriver with its tip wrapped with protective tape, disengage the claws to remove the steering heater switch.

*a	Protective Tape

Inspection

INSPECTION

PROCEDURE

1. INSPECT STEERING HEATER SWITCH

(a) Check the resistance.

(1) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

Tester Connection	Condition	Specified Condition
5 (IG) - 2 (B)	Steering heater switch is pushed	Below 1 Ω
5 (IG) - 2 (B)	Steering heater switch is not pushed	10 kΩ or higher

If the result is not as specified, replace the steering heater switch.

*a	Component without harness connected (Steering Heater Switch)

(b) Check the indicator.

(1) Apply auxiliary battery voltage to the steering heater switch and check that the indicator illuminates.

OK:

Tester Connection

Condition

Specified Condition

2 (B) - 4 (E)

2 (B) → Auxiliary battery positive (+)

4 (E) → Auxiliary battery negative (-)

Indicator illuminates

If the result is not as specified, replace the steering heater switch.

*a	Component without harness connected (Steering Heater Switch)

(1) Apply auxiliary battery voltage to the steering heater switch and check that the illumination.

OK:

Tester Connection

Condition

Specified Condition

6 (ILL+) - 1 (ILL-)

6 (ILL+) → Auxiliary battery positive (+)

1 (ILL-) → Auxiliary battery negative (-)

Illumination illuminates

If the result is not as specified, replace the steering heater switch.

*a	Component without harness connected (Steering Heater Switch)

Installation

INSTALLATION

PROCEDURE

1. INSTALL STEERING HEATER SWITCH

(a) Engage the claws to install the steering heater switch.

2. INSTALL LOWER INSTRUMENT PANEL FINISH PANEL ASSEMBLY

Click here

Reassembly

REASSEMBLY CAUTION / NOTICE / HINT NOTICE: Do not drop the power steering ECU assembly, strike it with tools or subject it to impacts. If the power steering ECU assembly is subjected to an impact, replace it with a new one...

Steering Pad Switch

Other information:

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Driver Side Door Entry Unlock Function does not Operate

DESCRIPTION If the entry unlock function does not operate for the driver door only, but the entry lock function operates, the request code is being transmitted properly from the driver door. In this case, there may be a problem related to the unlock sensor (connection between the certification ECU (smart key ECU assembly) and front door outside handle assembly LH)...

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Freeze Frame Data

FREEZE FRAME DATA DESCRIPTION The ECM records vehicle and driving condition information as Freeze Frame Data the moment a DTC is stored. When troubleshooting, Freeze Frame Data can be helpful in determining whether the vehicle was moving or stationary, whether the engine was warmed up or not, whether the air fuel ratio was lean or rich, as well as other data recorded at the time of a malfunction...

Toyota Yaris: Steering Column / Steering Heater Switch

Reassembly

Steering Pad Switch

Other information:

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Driver Side Door Entry Unlock Function does not Operate

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Freeze Frame Data

Categories

Keys