Toyota Yaris: Wiper And Washer System / Diagnostic Trouble Code Chart

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Vehicle Exterior / Wiper / Washer / Wiper And Washer System / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Wiper and Washer System

DTC No.	Detection Item	DTC Output from
B127987	Humidity/Rain Sensor Missing Message	Main Body
B1400	Rain Sensor Malfunction	Rain and/or Humidity Sensor
B235787	Wiper Module Missing Message	Main Body

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...

Humidity/Rain Sensor Missing Message (B127987)

DESCRIPTION The main body ECU (multiplex network body ECU) and rain sensor communicate via LIN communication. The main body ECU (multiplex network body ECU) stores this DTC if communication becomes abnormal...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: How To Use This Manual

General InformationGENERAL INFORMATION GENERAL DESCRIPTION (a) This manual is written in accordance with SAE J2008. (b) Repair operations can be separated mainly into the following 3 processes: (1) Diagnosis (2) Removing/Installing, Replacing, Disassembling/Reassembling, Checking and Adjusting (3) Final Inspection (c) The following procedures are omitted from this manual...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Disassembly

DISASSEMBLY PROCEDURE 1. REMOVE NO. 1 DAMPER PLATE (a) Disengage the claw to remove the No. 1 damper plate. 2. INSTALL NO. 1 BLOWER DAMPER SERVO SUB-ASSEMBLY (a) Remove the 2 screws and No. 1 blower damper servo sub-assembly. 3...