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:
Circuit inspection
A description of the main areas of each circuit inspection
is below.
Item
Description
description
The major role, operation of the circuit and its component parts are
explained.
Dtc no., Dtc detection condition, trouble area
Indicates the diagnostic trouble cod ...
Ig power supply voltage malfunction
Description
The power steering ecu distinguishes the ignition switch status as on or off
through the ig power
source circuit.
Wiring diagram
Inspection procedure
Read value of intelligent tester (ig power supply)
Connect the intelligent tester (with can vim) to the
dlc3.
...
Transmission oil cooler
Components
Removal
Remove transmission oil cooler
*1: Disconnect the no. 3 Water by-pass hose from
the transmission oil cooler.
*2: Disconnect the no. 4 Water by-pass hose from
the transmission oil cooler.
*3: Disconnect the no. 1 Oil cooler inlet hose from
the transmiss ...
