Toyota RAV4 manuals

Toyota RAV4 (XA40) 2013-2018 Service Manual: Downhill assist control indicator light remains on

Toyota RAV4 (XA40) 2013-2018 Service Manual / Brake control / Vehicle stability control system / Downhill assist control indicator light remains on

Description

When the downhill assist control switch is pushed on, the downhill assist control function is available and the downhill assist control indicator light illuminates.

Hint:

Even if the downhill assist control switch is pressed, the downhill assist control indicator light will blink and downhill assist control will not be activated under the following conditions:

Wiring diagram

Toyota RAV4. Wiring diagram


Inspection procedure

Check can communication system

  1. Check if the can communication system dtc is output (see page ca-34).

Result




  1. Check skid control ecu connector

  1. Check if the skid control ecu connector is securely connected.

Ok: the connector is securely connected.



  1. Check wire harness (skid control ecu - body ground)

Toyota RAV4. Check wire harness (skid control ecu - body ground)


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

Standard resistance




  1. Inspect downhill assist control switch

Toyota RAV4. Inspect downhill assist control switch


  1. Remove the downhill assist control switch.
  2. Measure the resistance of the switch.

Standard resistance




  1. Check wire harness (control switch - skid control ecu and body ground)

Toyota RAV4. Check wire harness (control switch - skid control ecu and body ground)


  1. Disconnect the a19 ecu connector.
  2. Disconnect the e31 switch connector.
  3. Measure the resistance of the wire harness side connectors.

Standard resistance




  1. Check combination meter

  1. Check the combination meter (see page me-15).



Replace abs and traction actuator assemb

ly

Slip indicator light does not come on
Description Refer to the description of "slip indicator light remains on" (see page bc-152). Wiring diagram Refer to the slip indicator light circuit (see page bc-152). Inspection proc ...

Downhill assist control indicator light does not come on
Description Refer to the description of "downhill assist control indicator light remains on" (see page bc-156). Wiring diagram Refer to the downhill assist control indicator light circu ...

Other materials:

Weight limits
The gross trailer weight must never exceed 1500 lb. (680 Kg). The gross combination weight must never exceed the gcwr described below. 2Wd models: 5985 lb. (2715 Kg) awd models: 6100 lb. (2765 Kg) The gross vehicle weight must never exceed the gvwr indicated on the certification l ...

Fail-safe chart
Fail-safe function When communication fails in any of the main wires (communication lines) due to a short circuit or other causes, the fail-safe function, which is specified for each system, operates to prevent the system from malfunctioning. The table below shows the effects on e ...

Only rear door lh lock / unlock functions do not operate
Description The main body ecu receives lock / unlock switch signals and activates the door lock motor accordingly. Wiring diagram Inspection procedure Inspect rear door with motor lock assembly lh Apply the battery voltage to the door lock motor and check the operation of th ...

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