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:
Motor rotation angle sensor malfunction
Description
The motor rotation angle sensor detects the motor rotation angle and sends
this information to the power
steering ecu.
Wiring diagram
Inspection procedure
Check connector connection condition
Check the installation condition of the motor rotation
angle senso ...
Switch failure
Description
This dtc is output when the sliding roof drive gear (sliding roof ecu)
detects that the slide open or
tilt up switch in the overhead junction block is stuck for 30 seconds or more.
Wiring diagram
Refer to dtc b2341 (see page rf-11).
Inspection procedure
Read value of i ...
Checking and replacing
fuses
If any of the electrical components do not operate, a fuse may
have blown. If this happens, check and replace the fuses as necessary.
Vehicles without a smart key system:
turn the engine switch to the “lock” position.
Vehicles with a smart key system:
turn the engine switch off.
Aft ...