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: Removal

REMOVAL CAUTION / NOTICE / HINT NOTICE: After the ignition switch is turned off, the radio and display receiver assembly records various types of memory and settings. As a result, after turning the ignition switch off, make sure to wait at least 120 seconds before disconnecting the cable from the negative (-) auxiliary battery terminal...

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

PARTS LOCATION ILLUSTRATION *A w/ Ambient Illumination Light - - *1 FRONT DOOR AMBIENT ILLUMINATION LIGHT LH (FRONT DOOR TRIM BOARD SUB-ASSEMBLY LH) *2 FRONT DOOR AMBIENT ILLUMINATION LIGHT RH (FRONT DOOR TRIM BOARD SUB-ASSEMBLY RH) *3 MAP LIGHT ASSEMBLY *4 ROOM LIGHT ASSEMBLY *5 NO...