Lexus NX: Knock Sensor
Components
COMPONENTS
ILLUSTRATION
*1 | KNOCK CONTROL SENSOR | - | - |
| N*m (kgf*cm, ft.*lbf) : Specified torque | - | - |
Removal
REMOVAL
PROCEDURE
1. REMOVE INTAKE MANIFOLD
Click here
2. REMOVE KNOCK CONTROL SENSOR
(a) Disconnect the knock control sensor connector. | |
(b) Remove the bolt and knock control sensor.
Inspection
INSPECTION
PROCEDURE
1. INSPECT KNOCK CONTROL SENSOR
(a) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection | Condition | Specified Condition |
1 - 2 | 20°C (68°F) | 120 to 280 kΩ |
If the result is not as specified, replace the knock control sensor.
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Perform "Inspection After Repairs" after replacing the knock control sensor.
Click here
PROCEDURE
1. INSTALL KNOCK CONTROL SENSOR
(a) Install the knock control sensor with the bolt so that the knock control sensor is angled as shown in the illustration. Torque: 20 N·m {204 kgf·cm, 15 ft·lbf} NOTICE: -
The acceptable installation angle of the sensor is between 7° upward and 10° downward from the horizontal position.
-
If a knock control sensor has been struck or dropped, replace it.
HINT: Perform "Inspection After Repairs" after replacing the knock control sensor. Click here | | *a | Engine upper | *b | Right side of the vehicle | | |
(b) Connect the knock control sensor connector.
2. INSTALL INTAKE MANIFOLD
Click here
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DESCRIPTION
When the forward recognition camera is unable to determine the vehicle information from the vehicle information sent from the hybrid vehicle control ECU, the forward recognition camera outputs U030051.
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