Toyota RAV4 (XA40) 2013-2018 Service Manual: Unlock warning switch
Inspection
- Inspect unlock warning switch assembly
- Measure the resistance of the switch.
Standard resistance 
If the result is not as specified, replace the switch assembly.
Ecu power source circuit
Description
This circuit provides power to operate the transponder key ecu.
Wiring diagram
Inspection procedure
- Inspect fuse (ecu-b2)
- Remove the ecu-b2 fuse from the engine room no. 2 Relay block.
- Measure the resistance of the fuse.
Standard resistance:
below 1 
- Check wire harness (transponder key ecu - battery and body ground)
- Disconnect the e46 ecu connector.
- Measure the resistance and voltage of the wire harness side connector.
Standard resistance 
Standard voltage 
Proceed to next circuit inspection shown in problem symptoms table
Security indicator light circuit
Description
When the transponder key is registered, the transponder key ecu indicates the
key registration condition
by lighting up, blinking or turning off the security indicator.
Wiring diagram ...
Horn
...
Other materials:
Opening the back door from outside the vehicle
Back door opener
Vehicles without a power
back door
Raise the back door while
pressing up the back door
opener switch.
Vehicles with a power back
door
When the back door is
unlocked: press the back door
opener switch.
When the back door is locked
(vehicles with a smart key ...
Usb port/aux port
Connect an ipod, usb memory device or portable audio player
to the usb/aux port as indicated below. Select “ipod”, “usb” or
“aux” on the audio source selection screen and the device can
be operated via audio system.
Connecting using the usb/aux port
Ipod
Open the cover and connect ...
Front console illumination
On-vehicle inspection
Inspect front console illumination
Connect the battery's positive (+) lead to terminal 1
and the negative (-) lead to terminal 2, then check
that the light comes on.
Ok:
light comes on.
If the result is not as specified, replace the front
console illumin ...
