Toyota RAV4 (XA40) 2013-2018 Service Manual: Headlight dimmer switch
Precaution
- Precaution for vehicle with srs
- Some procedures in this section may affect the
supplemental restraint system (srs). Prior to
performing the procedures, read the srs section's
"precaution" (see page rs-1).
Components

Removal
- Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent airbag and seat belt pretensioner activation.
- Place front wheels facing straight ahead
- Remove steering pad assembly (see page rs-
336)
- Remove steering wheel assembly (see page
sr-12)
- Remove steering column cover (see page
sr-12)
- Remove spiral cable sub-assembly (see page
rs-346)
- Remove wiper and washer switch (see page
ww-27)
- Remove headlight dimmer switch assembly

- Disconnect the connector.

- Using needle-nose pliers, remove the band clamp
as shown in the illustration.

- Using a screwdriver, detach the claws and remove
the switch.
Hint:
Tape the screwdriver tip before use.
Inspection
- Inspect headlight dimmer switch assembly

- Measure the resistance of the switch.
Standard resistance:
Light control switch 
Headlight dimmer switch 
Turn signal switch 
Fog light switch 
If the result is not as specified, replace the dimmer
switch assembly.
Installation
- Install headlight dimmer switch assembly

- Attach the claw to install the headlight dimmer
switch with the claw as shown in the illustration.

- Install the headlight dimmer switch with the clamp.

- Connect the connector.
- Install wiper and washer switch assembly
(see page ww-29)
- Install spiral cable sub-assembly (see page
rs-347)
- Install steering column cover (see page sr-
20)
- Install steering wheel assembly (see page
sr-21)
- Place front wheels facing straight ahead
- Inspect steering wheel center point
- Install steering pad assembly (see page rs-
336)
- Connect cable to negative battery
terminal
- Inspect steering pad assembly (see page rs-
337)
- Check srs warning light
- Check the srs warning light (see page rs-337).
On-vehicle inspection
Inspect footwell light
Connect the battery's positive (+) lead to terminal 2
and the negative (-) lead to terminal 1, then check
that the light comes on.
Ok: ...
Components
Removal
Disconnect cable from negative battery
terminal
Caution:
Wait at least 90 seconds after disconnecting the
cable from the negative (-) battery terminal to
prevent ai ...
Other materials:
Front passenger airbag assembly
Components
On-vehicle inspection
Check front passenger airbag assembly (vehicle not involved in
collision and airbag not deployed)
Perform a diagnostic system check (see page rs-
49).
With the front passenger airbag installed on the
vehicle, perform a visual check:
chec ...
General maintenance (2006/01- )
Inspect drive belt (see page em-7)
Replace spark plugs (see page ig-7)
Replace air cleaner filter
Remove the air filter.
Visually check that the air filter is not excessively
damaged or oily.
Replace the air filter with a new one, if necessary.
Replace engine oil and oil fil ...
Room temperature sensor circuit
Description
The room temperature sensor is installed in the instrument panel to detect
the room temperature and
control the heater and air conditioner auto mode. The resistance of the room
temperature sensor
changes in accordance with the room temperature. As the temperature decreases,
...