Door / Hatch

Problem Symptoms Table

~1min read
PROBLEM SYMPTOMS TABLE

HINT:

  • Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  • Inspect the fuses and relays related to this system before inspecting the suspected areas below.
Back Door Closer System

Symptom

Suspected Area

See page

Back Door cannot be Opened

Back door opener switch assembly

Back door lock assembly

-

Power back door ECU (Power back door motor unit)*1

-

Back door closer ECU (Multiplex network door ECU)*2

-

Main body ECU (Driver side junction block assembly)

-

Wire harness or connector

-

Back Door Closer does not Operate

Back door lock assembly

Power back door ECU (Power back door motor unit)*1

-

Back door closer ECU (Multiplex network door ECU)*2

-

Touch sensor circuit

-

Wire harness or connector

-

  • *1: w/ Power Back Door System
  • *2: w/o Power Back Door System

Test yourself

A quick Toyota Venza quiz: every answer comes with an explanation and a link to the manual page.