Toyota RAV4 Service Manual: High pitched horn
Components
Removal
- Remove radiator support opening cover (see page et-4)
- Remove front fender liner lh (see page et-4)
- Remove front fender liner rh (see page et-4)
- Remove front bumper cover (see page et-5)
- Remove high pitched horn
- Disconnect the horn connector.
- Remove the bolt and horn.
Inspection
- Inspect high pitched horn
- Apply battery voltage to the horn and check the operation of the horn.
Ok 
If the result is not as specified, replace the horn.
Installation
- Install high pitched horn
- Place the stay onto the baffle part of the radiator
support upper, and then install the horn with the
bolt.
Torque: 19.5 N*m (199 kgf*cm, 14 ft.*Lbf)
- Connect the horn connector.
- Install front bumper cover (see page et-11)
- Install front fender liner rh (see page et- 12)
- Remove front fender liner lh (see page et- 12)
- Remove radiator support opening cover (see page et-12)
Low pitched horn
Components
Removal
Remove radiator support opening cover
(see page et-4)
Remove front fender liner lh (see page et-4)
Remove front fender liner rh (see page et-4)
Remove front bumper ...
Other materials:
Control module communication bus off
Description
Inspection procedure
The skid control ecu inputs the signals from the ecm, steering angle sensor,
and yaw rate and
acceleration sensor via can communication system.
Check harness and connector (momentary interruption)
Using the data list of the intelligent test ...
Calibration
Description
After replacing components relating to the vsc or
performing "front wheel alignment adjustment",
clear and read the sensor calibration data.
Follow the chart to perform calibration.
Clear zero point calibration data (when using
intelligent tester)
...
Fog light relay
On-vehicle inspection
Inspect front fog light relay
Remove the front fog relay from the no. 6 Relay
block.
Measure the resistance of the relay.
Standard resistance
If the result is not as specified, replace the relay. ...