Description
The main body ecu receives information regarding the door lock position switch and ignition switch, and turns on each foot light.
Wiring diagram

Inspection procedure

Ok: light comes on.

Standard resistance:
below 1 

Ok: light comes on.


Standard voltage 

Replace instrument panel junction block (main body ecu)
Door lock position circuit
Illumination circuitDownhill assist control indicator light remains on
Description
When the downhill assist control switch is pushed on, the downhill assist
control function is available and
the downhill assist control indicator light illuminates.
Hint:
Even if the downhill assist control switch is pressed, the downhill assist
control indicator light will blink ...
Light bulbs
You may replace the following bulbs by yourself. The difficulty
level of replacement varies depending on the bulb. If necessary
bulb replacement seems difficult to perform, contact your
toyota dealer.
For more information about replacing other light bulbs, contact
your toyota dealer.
Prepari ...
Inspection
Inspect camshaft timing oil control valve
assembly
Measure the resistance of the oil control valve.
Standard resistance
If the result is not as specified, replace the oil control
valve assembly.
Check the operation.
Apply battery voltage across the terminals and
chec ...