Toyota RAV4 manuals

Toyota RAV4 Service Manual: Terminals of ecu

  1. Skid control ecu

Toyota RAV4. Skid control ecu


Hint:

*1: W/ 16-inch disc

*2: W/ downhill assist control

*3: For 2wd (w/ auto lsd)

  1. Check skid control ecu

Toyota RAV4. Check skid control ecu


  1. Disconnect the a19 ecu connector.
  2. Measure the voltage and resistance of the wire harness side connector.

Hint:

The voltage cannot be measured with the connector connected to the skid control ecu as the connector is water resistant.

Toyota RAV4. Check skid control ecu


Hint:

*1: W/ 16-inch disc

*2: W/ downhill assist control

*3: For 2wd (w/ auto lsd)

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

  1. Check instrument panel junction block (main body ecu)

Toyota RAV4. Check instrument panel junction block (main body ecu)


  1. Disconnect the id junction block connector.
  2. Measure the resistance of the wire harness side connector.

Toyota RAV4. Check instrument panel junction block (main body ecu)


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

  1. Reconnect the id junction block connector.
  2. Measure the voltage of the wire harness side connector.

Toyota RAV4. Check instrument panel junction block (main body ecu)


If the result is not as specified, the junction block (ecu) may be a malfunction.

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
Diagnosis If the skid control ecu detects a malfunction, the abs, vsc and brake warning lights and the slip, downhill assist control and auto lsd indicator lights come on in accordance with t ...

Other materials:

Steering angle sensor 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 ...

Open in abs solenoid relay circuit
Description The solenoid relay supplies power to the abs solenoid and trc solenoid. After the ignition switch is turned on, the vehicle speed has reached 6 km/h (4 mph) and the solenoid is determined to be normal by the initial check self-diagnosis, the relay switches on. If any open or ...

Auto lsd indicator light remains on
Description This is the auto lsd switch for 2wd. When the auto lsd switch is pushed on, the auto lsd function is available and the auto lsd indicator light illuminates. Hint: The auto lsd does not operate even if the auto lsd switch is pressed under the following conditions: The trc or v ...

В© 2011-2024 Copyright www.trav4.net