Toyota RAV4 (XA40) 2013-2018 Service Manual: 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:
- Gear position is not l or r.
- The system is malfunctioning.
- Temperature of the hydraulic brake booster increases and downhill assist control is temporarily canceled.
- The vehicle speed is 25 km/h (15 mph) or more.
Wiring diagram
Inspection procedure
Check can communication system
- Check if the can communication system dtc is output (see page ca-34).
Result 
- Check skid control ecu connector
- Check if the skid control ecu connector is securely connected.
Ok: the connector is securely connected.
- Check wire harness (skid control ecu - body ground)
- Disconnect the a19 ecu connector.
- Measure the resistance of the wire harness side connector.
Standard resistance 
- 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 
- Check combination meter
- 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:
If the electronic key does
not operate properly (vehicles
with smart key system)
If communication between
the electronic key and vehicle
is interrupted or the electronic key cannot
be used because the battery
is depleted, the smart key
system and wireless remote
control cannot be used. In
such cases, the doors can
be opened and the engine
can be started by following
the procedur ...
Listening to bluetooth®
audio
The bluetooth® audio system enables the user to enjoy music
played on a portable player from the vehicle speakers via wireless
communication.
When a bluetooth® device cannot be connected, check the connection
status on the “bluetooth* audio” screen. If the device is not connected,
either ...
Thermostat
Components
Removal
Remove no. 1 Engine under cover
Drain engine coolant (see page co-6)
Remove radiator support opening cover
Disconnect no. 2 Radiator hose
Remove water inlet
Remove the 2 nuts and disconnect the water inlet
from the cylinder block.
Remove thermostat
...
