Toyota RAV4 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:
High beam automatic turning on or off conditions
When all of the following conditions are fulfilled, high beam will be
automatically turned on:
Vehicle speed is above approximately 21 mph (34 km/h).
The area ahead of the vehicle is dark.
There are no oncoming or preceding vehicles with headlights or tail
lights turned on.
There are fe ...
Ecm / pcm internal engine off timer performance
Dtc summary
Description
To ensure the accuracy of the evap (evaporative emission) monitor values, the
soak timer, which is built
into the ecm, measures 5 hours (+-15 minutes) from when the ignition switch is
turned off, before the
monitor is run. This allows the fuel to cool down, wh ...
Air conditioning amplifier communication stop mode
Description
Wiring diagram
Inspection procedure
Notice:
Turn the ignition switch off before measuring the resistances
of the main wire and the branch
wire.
After the ignition switch is turned off, check that the key
reminder warning system and light
reminder warning sy ...
