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:
Key types
The following keys are provided
with the vehicle.
Vehicles without smart key
system
Master keys
Operating the wireless remote control
function
Key number plate
Vehicles with smart key system
Electronic keys
Operating the smart key system
Operating the wireless remote
control function ...
Canister
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.
Remove canister
Disconnect the 2 tubes, hose a ...
Emission control system
Parts location
System diagram
On-vehicle inspection
Check fuel cut rpm
Increase the engine speed to at least 3,500 rpm.
Use a sound scope to check for injector operating
noise.
Check that the operating sounds stop momentarily
and then resume when the t ...
