Toyota Yaris: Heated Steering Wheel System / Problem Symptoms Table

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual / Steering / Steering Column / Heated Steering Wheel System / Problem Symptoms Table

PROBLEM SYMPTOMS TABLE

HINT:

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.

Heated Steering Wheel System

Symptom	Suspected Area	Link
Steering wheel does not heat up when heated steering wheel switch is pressed	STRG-HTR fuse
	STRG-HTR relay
	ECU-IGP NO. 3 fuse
	Harness and connector
	Steering heater switch
	Spiral cable sub-assembly
	Steering wheel assembly

How To Proceed With Troubleshooting

CAUTION / NOTICE / HINT HINT: Use these procedures to troubleshoot the heated steering wheel system. PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP NEXT 2...

Steering Column Assembly

Other information:

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Crankshaft Position Sensor "A" No Signal (P033531)

DESCRIPTION This DTC is output when a malfunction has occurred in the engine pulse signal system from the ECM. DTC No. Detection Item DTC Detection Condition Trouble Area P033531 Crankshaft Position Sensor "A" No Signal Stereo component equalizer assembly detects malfunction in engine pulse signal system for 10 seconds or more continuously when engine speed is between 500 and 6000 rpm* Harness or connector ECM Stereo component equalizer assembly HINT: *: Malfunction monitoring is not performed under the following conditions, in order to prevent erroneous detection...

Toyota Yaris XP210 (2020-2025) Reapir and Service Manual: Precaution

PRECAUTION NOTICE: If the auxiliary battery has been discharged and charged or the cable has been disconnected and reconnected to the negative (-) auxiliary battery terminal, perform Steering Sensor Zero Point Calibration. Click here PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL PRECAUTIONS FOR LANE TRACING ASSIST SYSTEM (a) Precautions for Using the Lane Tracing Assist System (1) The lane tracing assist system provides information to the driver and performs steering assistance according to the road and driving conditions...