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:

Removal
Disconnect cable from negative battery terminal Caution: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation. Disconnect cable from positive battery terminal Remove battery clamp ...

Front door lock
Inspection Inspect front door with motor lock assembly lh Apply the battery voltage to the motor terminals and check the operation of the door lock motor. Ok If the result is not as specified, replace the door lock assembly. Measure the resistance of the door lock position ...

Winter driving tips
Carry out the necessary preparations and inspections before driving the vehicle in winter. Always drive the vehicle in a manner appropriate to the prevailing weather conditions. Preparation for winter Use fluids that are appropriate to the prevailing outside temperatures. Engine oil E ...

В© 2011-2020 Copyright www.trav4.net