Toyota RAV4 manuals

Toyota RAV4 Service Manual: Diagnosis system

  1. 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 the trouble area to warn the driver.

The table below indicates which lights come on when there are malfunctions in particular functions.

Toyota RAV4. Diagnosis system


Light on


Light on (blinking)


Light off


Hint:

  1. Check warning light and indicator light

  1. Release the parking brake lever.

Notice:

Before releasing the parking brake lever, set chocks to hold the vehicle for safety.

Hint:

When the parking brake is applied or the brake fluid level is low, the brake warning light comes on.

  1. When the ignition switch is turned on, check that the abs, vsc and brake warning lights and the slip, downhill assist control and auto lsd indicator lights come on and go off in about 3 seconds.

Toyota RAV4. Check warning light and indicator light


Hint:

If the warning lights do not illuminate, confirm whether the bulbs have burned out, and also check for can communication system dtcs, since the skid control ecu and combination meter are connected by the can communication line.

If the warning light remains on, perform relevant troubleshooting procedures. The relevant troubleshooting procedures are in the sections listed in the table below.


Terminals of ecu
Skid control ecu Hint: *1: W/ 16-inch disc *2: W/ downhill assist control *3: For 2wd (w/ auto lsd) Check skid control ecu Disconnect the a19 ecu connector. Measure the vo ...

Dtc check / clear
Check dtc (when using intelligent tester) Connect the intelligent tester (with can vim) to the dlc3. Turn the ignition switch on. Turn the tester on. Read the dtcs by following the pr ...

Other materials:

Definition of terms
Terms Definition Monitor description Description of what ecm monitors and how detects malfunctions (monitoring purpose and details). Related dtcs Group of diagnostic trouble codes that are output by ecm based on same malfunction detection logic. ...

Automatic air conditioning system
Air outlets and fan speed are automatically adjusted according to the temperature setting. Driver’s side temperature control dial Automatic mode button Micro dust and pollen filter mode button Driver’s side temperature setting display Fan speed display Air outlet display ...

Seat position sensor
Components On-vehicle inspection Check seat position sensor (vehicle not involved in collision) Perform a diagnostic system check (see page rs- 49). Check seat position sensor (vehicle involved in collision) Perform a diagnostic system check (see page rs- 49). Ev ...

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