Toyota RAV4 (XA40) 2013-2018 Service Manual: 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 cover (see page et-5)
- Remove low pitched horn
- Disconnect the horn connector.
- Remove the bolt and horn.
Inspection
- Inspect low 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 low 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)
- Install front fender liner lh (see page et- 12)
- Install radiator support opening cover (see page et-12)
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 ...
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 ...
Other materials:
Intake air temperature sensor gradient too high
Description
The intake air temperature (iat) sensor, mounted on the mass air flow (maf)
meter, monitors the iat.
The iat sensor has a built-in thermistor with a resistance that varies according
to the temperature of the
intake air. When the iat is low, the resistance of the thermist ...
Battery current sensor
On-vehicle inspection
Check battery current sensor assembly
Measure the resistance of the sensor.
Standard resistance
If the result is not as specified, replace the sensor
assembly.
Measure the resistance of the sensor.
Standard resistance
If the result is not as specified, ...
Ignition coil
Description
Hint:
These dtcs indicate malfunctions relating to the primary circuit.
If dtc p0351 is set, check no. 1 Ignition coil with igniter circuit.
If dtc p0352 is set, check no. 2 Ignition coil with igniter circuit.
If dtc p0353 is set, check no. 3 Ignition coil with igniter cir ...
