Toyota Yaris: Charging System / Precaution

NOTICE:

• Check that the battery cables are connected to the correct terminals.
• Disconnect the battery cables when the auxiliary battery is given a quick charge.
• Do not perform tests with a high voltage insulation resistance tester.
• Never disconnect the battery cables while the engine is running.
• Check that the charging cable nuts are tightened on terminal B of the generator assembly and on the No. 1 engine room relay block.

Charging System

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Parts Location

PARTS LOCATION ILLUSTRATION *1 GENERATOR ASSEMBLY *2 ECM *3 NO. 1 ENGINE ROOM RELAY BLOCK - EFI NO. 1 FUSE - R/B BATT FUSE - INP STD NO...

Other information:

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Lost Communication With ECM/PCM "A" Missing Message (U010087,U012987,U014087)

DESCRIPTION These DTCs are stored when a malfunction occurs in the CAN communication circuit. DTC No. Detection Item DTC Detection Condition Trouble Area U010087 Lost Communication With ECM/PCM "A" Missing Message When the stereo component equalizer assembly detects a CAN communication malfunction in the engine system for 1 second or more continuously 3 seconds after the ignition switch is turned to ON* CAN communication system U012987 Lost Communication With Brake System Control Module Missing Message When the stereo component equalizer assembly detects a CAN communication malfunction in the brake system for 1 second or more continuously 3 seconds after the ignition switch is turned to ON* CAN communication system U014087 Lost Communication with Body Control Module Missing Message When the stereo component equalizer assembly detects a CAN communication malfunction in the main body ECU for 3 seconds or more continuously 3 seconds after the ignition switch is turned to ON* CAN communication system HINT: *: Malfunction monitoring is not performed under the following conditions, in order to prevent erroneous detection...

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: ID-BOX Component Internal Failure (B278D96)

DESCRIPTION When the certification ECU (smart key ECU assembly) detects an input signal indicating that the vehicle is equipped with an ID code box even though the ID code box is not registered, the certification ECU (smart key ECU assembly) stores this DTC...