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:
Components
Fuse boxes
Engine oil filler cap
Engine oil level dipstick
Battery
Brake fluid reservoir
Radiator
Electric cooling fan
Condenser
Washer fluid tank
Engine coolant reservoir
Checking the engine oil
With the engine at operating
temperature and turned off,
check the oil level on the di ...
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.
Checking and replacing
fuses
1. Turn the engine switch to
OFF.
2. Open the fuse box cover.
Engine compartment: Type A
fuse box (if equipped)
Push claws A and B to co ...
Selecting the driving mode
The following modes can be selected to suit driving conditions.
Eco drive mode
Use eco drive mode to help achieve low fuel consumption during
trips that involve frequent accelerating.
Press the “eco mode” button
to select eco drive mode.
The “eco mode” indicator
comes on.
Press t ...
