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
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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.
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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
READ NEXT:
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ComponentsCOMPONENTS ILLUSTRATION *1 MASS AIR FLOW METER SUB-ASSEMBLY - - On-vehicle InspectionON-VEHICLE INSPECTION CAUTION / NOTICE / HINT NOTICE:
Perform the mass air flow meter s
On-vehicle InspectionON-VEHICLE INSPECTION PROCEDURE 1. INSPECT JUNCTION BLOCK *1 Main Body ECU - - *a Component without harness connected (Junction Block) *b Component without ma
SEE MORE:
PROBLEM SYMPTOMS TABLE NOTICE: When replacing the combination meter assembly, always replace it with a new one. If a combination meter assembly which was installed to another vehicle is used, the information stored in it will not match the information from the vehicle and a DTC may be stored. HINT:
DTC SUMMARY MALFUNCTION DESCRIPTION The hybrid vehicle control ECU and airbag ECU detect that a collision has occurred and shut off the system main relay. The cause of this DTC may be one of the following:
Collision is detected
Detection sensor system malfunction
Airbag system malfunction
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