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

Toyota Yaris XP210 (2020-2024) 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 (2020-2024) Reapir and Service Manual: Inspection

INSPECTION PROCEDURE 1. INSPECT REVERSE IDLER GEAR THRUST CLEARANCE (a) Using a feeler gauge, measure the reverse idler gear thrust clearance. Standard Clearance: 0.40 to 1.05 mm (0.0157 to 0.0413 in.) Maximum Clearance: 1.05 mm (0.0413 in.) If the clearance exceeds the maximum, replace the reverse idler gear, needle roller bearing, and reverse idler gear shaft...

Toyota Yaris XP210 (2020-2024) Reapir and Service Manual: Installation

INSTALLATION CAUTION / NOTICE / HINT HINT: Use the same procedure for the RH side and LH side. The following procedure is for the LH side. PROCEDURE 1. INSTALL FRONT DISC (a) Check the identification marks and confirm the installation positions...