Toyota RAV4 manuals

Toyota RAV4 Service Manual: Multiplex communication circuit

Toyota RAV4. Multiplex communication circuit


Description

The air conditioning amplifier communicates data with the ecm and combination meter through the can communication system.

Toyota RAV4. Multiplex communication circuit


Wiring diagram

Toyota RAV4. Multiplex communication circuit


Inspection procedure

  1. Check dtc

  1. Clear the dtc (see page ac-31).
  2. Read the dtc (see page ac-31).

Result




Go to can communication system

Bus ic communication malfunction
Description The air conditioning harness connects the air conditioning amplifier and the servos. The air conditioning amplifier supplies power and sends operation instructions to each servo th ...

Air conditioning control panel does not operate
Description This circuit consists of the air conditioning control and the air conditioning amplifier. When the air conditioning control is operated, signals are transmitted to the air conditioni ...

Other materials:

Brake front brake flexible hose
Components Removal Hint: Use the same procedures for the lh side and rh side. The procedures listed below are for the lh side. Remove front wheel Drain brake fluid Notice: Wash off brake fluid immediately if it comes in contact with any painted surface. Remove front flex ...

Installation
Install ignition switch assembly Install the ignition switch with the 2 screws. Install the ignition key cylinder light connector. Install the ignition switch connector. Install steering column cover lower Attach the 4 claws to install the steering column l ...

Power steering ecu communication stop mode
Description Wiring diagram Inspection procedure Notice: Turn the ignition switch off before measuring the resistances of the main wire and the branch wire. After the ignition switch is turned off, check that the key reminder warning system and light reminder warning system ...

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