Toyota RAV4 (XA40) 2013-2018 Service Manual: 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 circuit (see page bc-157).
Inspection procedure
- Check can communication system
- Check if the can communication system dtc is output (see page ca-34)
Result 
- Read value of intelligent tester (downhill assist control switch)
- Check the data list for proper functioning of the downhill assist control switch.
Ok: on (downhill assist control switch is on) appears on the screen.
- Perform active test by intelligent tester (dac indicator light)
- Select the active test, generate a control command, and then check that the downhill assist control indicator light operates.
Ok: the downhill assist control indicator light turns on and off.
- Inspect combination meter
- Inspect the combination meter (see page me-15).
Replace abs and traction actuator assembly
- Inspect downhill assist control switch
- Remove the downhill assist control switch.
- Measure the resistance of the switch.
Standard resistance 
- Check wire harness (control switch - skid control ecu and body ground)
- Disconnect the a19 ecu connector.
- Disconnect the e31 switch connector.
- Measure the resistance of the wire harness side connectors.
Standard resistance 
Replace abs and traction actuator assembly
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 ...
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 n ...
Other materials:
On-vehicle inspection
Check throttle body
Check the throttle control motor operating sounds.
Turn the ignition switch on.
When pressing the accelerator pedal, check
the operating sound of the running motor. Make
sure that no friction noises emit from the motor.
If friction noise exists, replace t ...
Blower motor circuit
Description
The blower motor is operated by signals from the air conditioning amplifier.
Blower motor speed signals
are transmitted in accordance with changes in the duty ratio.
Wiring diagram
Inspection procedure
Perform active test by intelligent tester (blower motor)
Conne ...
If the vehicle battery
is discharged
The following procedures may be used to start the engine if the
vehicle’s battery is discharged.
You can also call your toyota dealer or a qualified repair shop.
If you have a set of jumper (or booster) cables and a second vehicle
with a 12-volt battery, you can jump start your vehicle by fo ...
