Toyota RAV4 manuals

Toyota RAV4 Service Manual: Terminals of ecu

  1. Check transponder key amplifier

Toyota RAV4. Check transponder key amplifier


  1. Disconnect the e5 amplifier connector.
  2. Measure the resistance of the wire harness side connector.

Toyota RAV4. Check transponder key amplifier


If the result is not as specified, there may be a malfunction in the wire harness.

  1. Reconnect the e5 amplifier connector.
  2. Measure the resistance and voltage of the connector.

Toyota RAV4. Terminals of ecu


If the result is not as specified, there may be a malfunction in the amplifier.

  1. Using an oscilloscope, check the waveform 1.

Waveform 1 (reference):


Toyota RAV4. Check transponder key amplifier


Toyota RAV4. Check transponder key amplifier


  1. Using an oscilloscope, check the waveform 2.

Waveform 2 (reference):


  1. Check transponder key ecu

Toyota RAV4. Check transponder key ecu


  1. Disconnect the e46 ecu connector.
  2. Measure the resistance and voltage of the wire harness side connector.

Toyota RAV4. Check transponder key ecu


If the result is not as specified, there may be a malfunction on the wire harness side.

  1. Reconnect the e46 ecu connector.
  2. Measure the resistance and voltage of the connector.

Toyota RAV4. Check transponder key ecu


Toyota RAV4. Check transponder key ecu


If the result is not as specified, there may be a malfunction in the ecu.

  1. Using an oscilloscope, check the waveform 1.

Waveform 1 (reference):


Toyota RAV4. Check transponder key ecu


  1. Using an oscilloscope, check the waveform 2.

Waveform 2 (reference):


Toyota RAV4. Check transponder key ecu


  1. Using an oscilloscope, check the waveform 3.

Waveform 3 (reference):


Toyota RAV4. Check transponder key ecu


  1. Using an oscilloscope, check the waveform 4.

Waveform 4 (reference):


Toyota RAV4. Check transponder key ecu


  1. Check ecm

Toyota RAV4. Check ecm


  1. Measure the resistance and voltage of the wire harness side connector.

Toyota RAV4. Check ecm


If the result is not as specified, there may be a malfunction in the wire harness.

  1. Using an oscilloscope, check the waveform 1.

Waveform 1 (reference):


Toyota RAV4. Check ecm


  1. Using an oscilloscope, check the waveform 2.

Waveform 2 (reference):


Toyota RAV4. Check ecm


Problem symptoms table
Hint: Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "suspected area" column ...

Diagnosis system
Description Engine immobiliser system data and diagnostic trouble codes (dtcs) can be read through the vehicle's data link connector 3 (dlc3). In some cases, a malfunction may be occurr ...

Other materials:

Radiator
Components On-vehicle inspection Check radiator reservoir cap subassembly Measure the valve opening pressure. If there are water stains or foreign matter on oring 1, clean it with water and finger scouring. Check that o-ring 1 is not deformed, cracked or sw ...

Steering column assembly
Components Removal Caution: Some of these service operations affect the srs airbag system. Read the precautionary notices concerning the srs airbag system before servicing the steering column (see page rs-1). Place front wheels facing straight ahead Disconnect cab ...

Rear door courtesy switch
Components Removal Hint: Use the same procedures for the rh and lh sides. The procedures listed below are for the lh side. Disconnect cable from negative battery terminal Caution: Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal t ...

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