Toyota RAV4 (XA40) 2013-2018 Service Manual: Horn system
Parts location
System diagram
Problem symptoms table
Hint:
Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "suspected area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
Horn
...
Horn relay
On-vehicle inspection
Remove engine room no. 1 Relay block cover
Inspect integration relay (unit a: horn relay)
Using a screwdriver, detach the 2 claws and
disconnect the integration ...
Other materials:
Operating HomeLink
Press the appropriate
HomeLink button. The
HomeLink indicator light
should turn on.
The status of the opening and
closing of a garage door is
shown by the garage door operation
indicators.
Vehicles with auto anti-glare
inside rear view mirror
Opening
Closing
Vehicles with Digital Rearview
Mirr ...
Alarm
The alarm uses light and
sound to give an alert when
an intrusion is detected.
The alarm is triggered in the
following situations when
the alarm is set:
Vehicles without smart key
system: A locked door is
unlocked or opened in any
way other than using the
wireless remote control or
key. (The ...
Terminals of ecu
Check instrument panel junction block (main body ecu)
Disconnect the ib and ie junction block connectors.
Measure the voltage and resistance of the wire
harness side connectors.
Reconnect the ib and ie junction block connector.
Measure the voltage of the wire harness ...
