Toyota Yaris: Cxpi Communication System / Fail-safe Chart

Toyota Yaris XP210 (2020-2022) Reapir and Service Manual / Power Source & Network / Networking / Cxpi Communication System / Fail-safe Chart

FAIL-SAFE CHART

CXPI COMMUNICATION FAIL-SAFE

(a) When there is a CXPI communication malfunction (communication stop), each load operates as follows.

Semiconductor power integration ECU

Load

Communication Stop with Ignition Switch ON

Communication Stop with Ignition Switch Off

Operation When Communication Returns to Normal

Operation During Communication Stop

Reset Timing

Operation During Communication Stop

Reset Timing

Fog light assembly RH

Fog light assembly LH

Forced off

Ignition switch off or power source reset

Forced off

Simultaneously with operation during communication stop

According to communication signals

Power distribution box assembly

Load

Communication Stop with Ignition Switch ON

Communication Stop with Ignition Switch Off

Operation When Communication Returns to Normal

Operation During Communication Stop

Reset Timing

Operation During Communication Stop

Reset Timing

Rear taillight

Interrupted while illuminated: Remains on

Interrupted while not illuminated: Remains off

Ignition switch off or power source reset

Forced off

Simultaneously with operation during communication stop

According to communication signals

Panel light

Forced off

Ignition switch off or power source reset

Forced off

Simultaneously with operation during communication stop

According to communication signals

Rear fog light LED

Forced off

Ignition switch off or power source reset

Forced off

Simultaneously with operation during communication stop

According to communication signals

Rear window defogger

Forced off

Ignition switch off or power source reset

-

-

According to communication signals

Mirror heater

Forced off

Ignition switch off or power source reset

-

-

According to communication signals

Outer rear view mirror assembly RH (outer mirror retractor RH)

Outer rear view mirror assembly LH (outer mirror retractor LH)

Forced off

Ignition switch off or power source reset

Forced off

Simultaneously with operation during communication stop

According to communication signals

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    Data List / Active Test

    DATA LIST / ACTIVE TEST READ 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...

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