Lexus NX: Horn
Components
COMPONENTS
ILLUSTRATION
| *1 | HIGH PITCHED HORN ASSEMBLY | *2 | LOW PITCHED HORN ASSEMBLY |
| *3 | RADIATOR SUPPORT OPENING COVER | - | - |
.png) | N*m (kgf*cm, ft.*lbf): Specified torque | - | - |
Removal
REMOVAL
PROCEDURE
1. REMOVE RADIATOR SUPPORT OPENING COVER
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2. REMOVE HIGH PITCHED HORN ASSEMBLY
(a) Disconnect the connector.
| (b) Remove the bolt and high pitched horn assembly. |
|
3. REMOVE LOW PITCHED HORN ASSEMBLY
(a) Disconnect the connector.
| (b) Remove the bolt and low pitched horn assembly. |
|
Inspection
INSPECTION
PROCEDURE
1. INSPECT HIGH PITCHED HORN ASSEMBLY
| *a | Component without harness connected (High Pitched Horn Assembly) |
(a) Apply battery voltage and check operation of the high pitched horn according to the table below.
OK:
| Measurement Condition | Specified Condition |
|---|---|
| Battery positive (+) → Terminal 1 Battery negative (-) → Horn body | High pitched horn sounds |
If the result is not as specified, replace the high pitched horn assembly.
2. INSPECT LOW PITCHED HORN ASSEMBLY
| *a | Component without harness connected (Low Pitched Horn Assembly) |
(a) Apply battery voltage and check operation of the low pitched horn according to the table below.
OK:
| Measurement Condition | Specified Condition |
|---|---|
| Battery positive (+) → Terminal 1 Battery negative (-) → Horn body | Low pitched horn sounds |
If the result is not as specified, replace the low pitched horn assembly.
READ NEXT:
Horn System
Parts LocationPARTS LOCATION ILLUSTRATION *1 LOW PITCHED HORN ASSEMBLY *2 HIGH PITCHED HORN ASSEMBLY *3 HORN RELAY *4 SPIRAL CABLE SUB-ASSEMBLY *5 STEERING PAD SWITCH ASSEMB
Relay
On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE 1. INSPECT HORN RELAY ASSEMBLY (a) Remove the horn relay assembly. (b) Measure the resistance according to the value(s) in the tabl
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Reassembly
REASSEMBLY CAUTION / NOTICE / HINT NOTICE:
When using a vise, place aluminum plates between the part and vise.
When using a vise, do not overtighten it.
PROCEDURE 1. INSTALL POWER STEERING MOTOR ASSEMBLY NOTICE:
Do not drop the power steering ECU with motor assembly, strike it with tools
