Caution:Wait at least 90 seconds after disconnecting the cable from the negative (-) battery terminal to prevent airbag and seat belt pretensioner activation.
Remove downhill assist control switch
Detach the 2 claws and remove the switch.
Inspection
Check downhill assist control switch
Measure the resistance of the switch.
Standard resistance
If the result is not as specified, replace the switch.
Check illumination operation.
(1) Connect the battery's positive (+) lead to terminal 3 and negative (-) lead to terminal 2.
Then check that the bulb illuminates.
Ok: bulb illuminates.
If the result is not as specified, replace the switch.
Installation
Install downhill assist control switch
Attach the 2 claws to install the switch.
Connect cable to negative battery terminal
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Test yourself
A quick Toyota RAV4 quiz: every answer comes with an explanation and a link to the manual page.