Toyota Sienna Service Manual: Low pitched horn
COMPONENTS
REMOVAL
1. REMOVE FRONT BUMPER COVER ET-3
2. REMOVE LOW PITCHED HORN
- Disconnect the connector.
- Remove the bolt and horn.
INSPECTION
1. INSPECT LOW PITCHED HORN
- Apply battery voltage and check operation of the horn, as shown in the table.
Standard
INSTALLATION
1. 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: 20 N*m (199 kgf*cm, 15 ft.*lbf)
- Connect the connector.
2. INSTALL FRONT BUMPER COVER
Horn relay
INSPECTION
1. INSPECT HORN RELAY
Remove the horn relay from the instrument panel J/
B.
Measure the horn relay continuity.
Standard
...
High pitched horn
COMPONENTS
REMOVAL
1. REMOVE FRONT BUMPER COVER
2. REMOVE HIGH PITCHED HORN
Disconnect the connector.
Remove the bolt and horn.
INSPECTION
1. INSPECT HIGH PITCHED HORN
...
Other materials:
Open in Pump Motor Circuit
DTC C1251/51 Open in Pump Motor Circuit
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
1 PERFORM ACTIVE TEST USING INTELLIGENT TESTER (ABS MOTOR RELAY)
(a) Connect the intelligent tester to the DLC3.
(b) Start the engine.
(c) Select the ACTIVE TEST mode on the intelligent tester.
...
Removal
HINT:
Remove the RH side by the same procedure as the LH side.
1. REMOVE REAR WHEEL
2. REMOVE QUARTER TRIM PANEL ASSEMBLY
FRONT LH
HINT:
Remove the LH side by the same procedure as the RH
side (See page IR-9).
3. REMOVE REAR SPEED SENSOR
(a) Disconnect the speed sensor connector, and pu ...
For vehicles equipped with srs airbag and seat belt pretensioner
The SIENNA is equipped with a Supplemental Restraint System (SRS).
CAUTION: Failure to carry out the service operations in the correct sequence could cause the SRS to unexpectedly deploy during servicing and lead to serious injury. Furthermore, if a mistake is made when servicing SRS, it is poss ...
