Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 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:

Operation check
Check key reminder warning system Check that the key reminder warning buzzer sounds. With the driver side door closed, insert the key into the ignition key cylinder and then turn the ignition switch to lock or acc. Check that the buzzer sounds intermittently when the driver ...

Air-fuel ratio (a/f) and heated oxygen (ho2) sensor monitors (active air-fuel ratio control type)
Preconditions The monitor will not run unless: 2 Minutes or more have elapsed since the engine was started. The engine coolant temperature (ect) is 75°c (167°f) or more. Cumulative driving time at a vehicle speed of 48 km/h (30 mph) or more exceeds 6 minutes. Air-fuel rat ...

If the vehicle becomes stuck
Carry out the following procedures if the tires spin or the vehicle becomes stuck in mud, dirt or snow: Recovering procedure 1. Stop the engine. Set the parking brake and shift the shift lever to P. 2. Remove the mud, snow or sand from around the stuck tire. 3. Place wood, stones or some other mat ...

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