Toyota Yaris: Cxpi Communication System / Precaution

Toyota Yaris XP210 (2020-2026) Reapir and Service Manual / Power Source & Network / Networking / Cxpi Communication System / Precaution

PRECAUTION

PRECAUTION FOR SEMICONDUCTOR POWER INTEGRATION ECU

(a) Do not remove or install the semiconductor power integration ECU and power distribution box assembly with the negative (-) auxiliary battery terminal connected.

NOTICE:

  • After turning the ignition switch off, waiting time may be required before disconnecting the cable from the negative (-) auxiliary battery terminal. Therefore, make sure to read the disconnecting the cable from the negative (-) auxiliary battery terminal notices before proceeding with work.

    Click here

  • When disconnecting the cable from the negative (-) auxiliary battery terminal while performing repairs, some systems need to be initialized after the cable is reconnected.

    Click here

(b) Make sure that the semiconductor power integration ECU and power distribution box assembly is not exposed to water, as it is not waterproof.

(c) Some load is connected to a dedicated circuit to prevent overcurrent. Therefore, parts other than those specified for the vehicle may not be able to be used.

(d) When replacing the semiconductor power integration ECU and power distribution box assembly, the system may not operate normally if the same part number is not used.

(e) Check that systems are operating normally before proceeding with troubleshooting.

    Cxpi Communication System

    ..

    Parts Location

    PARTS LOCATION ILLUSTRATION *1 SEMICONDUCTOR POWER INTEGRATION ECU *2 ENGINE ROOM RELAY BLOCK - STD P/I NO. 1 FUSE - INP STD NO. 1-1 FUSE - WASHER FUSE *3 LIGHT CONTROL LED ECU RH *4 LIGHT CONTROL LED ECU LH ILLUSTRATION *1 MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) *2 POWER DISTRIBUTION BOX ASSEMBLY - ECU-IGR NO...

    Other information:

    Toyota Yaris XP210 (2020-2026) Reapir and Service Manual: Recirculated/Fresh Air Modes do not Switch


    DESCRIPTION If the air inlet mode cannot be changed between recirculation/fresh or exhaust gas odors can be smelled even though recirculation mode is selected, the following factors may be the cause. Symptom Factor Air inlet mode cannot be changed between recirculation/fresh Exhaust gas odors can be smelled when air inlet mode set to recirculation mode No...

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


    INSPECTION PROCEDURE 1. INSPECT STEERING PAD SWITCH ASSEMBLY (w/ Dynamic Radar Cruise Control System) (a) Check the resistance. (1) Measure the resistance according to the value(s) in the table below. *a Component without harness connected (Steering Pad Switch Assembly) *b Up *c Down *d Right *e Left *f OK *g Back *h On/off Hook *i Voice *j Volume+ *k Volume- *l Seek+ *m Seek- *n MODE *o +RES *p -SET *q CANCEL *r Lane Tracing Assist *s Distance Control *t Cruise Control Main Standard Resistance: Tester Connection Condition Specified Condition 3 (AU1) - 10 (EAU) No switch pushed 95 to 105 kΩ 3 (AU1) - 10 (EAU) Seek+ switch pushed Below 2...

    Categories

    Supplemental Restraint System (SRS) Precautions

    The front and side supplemental restraint systems (SRS) include different types of air bags. Please verify the different types of air bags which are equipped on your vehicle by locating the “SRS AIRBAG” location indicators. These indicators are visible in the area where the air bags are installed.

    The air bags are installed in the following locations:

    The steering wheel hub (driver air bag) The front passenger dashboard (front passenger air bag) The outboard sides of the front seatbacks (side air bags) The front and rear window pillars, and the roof edge along both sides (curtain air bags)

    read more

     
    Copyright © 2026 www.toyaris4.com