Lexus NX: Knock Sensor
Components
COMPONENTS
ILLUSTRATION
| *1 | KNOCK CONTROL SENSOR | - | - |
.png) | 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:
HINT: Perform "Inspection After Repairs" after replacing the knock control sensor. Click here |
|
(b) Connect the knock control sensor connector.
2. INSTALL INTAKE MANIFOLD
Click here
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Mass Air Flow Meter
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Perform the mass air flow meter s
Relay
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
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On-vehicle Inspection
ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT CAUTION: Be sure to follow the correct removal and installation procedures of the front airbag sensors. PROCEDURE 1. INSPECT FRONT AIRBAG SENSOR (for Vehicle not Involved in Collision) (a) Perform a diagnostic system check. Click here 2. INSPECT FRONT
Reassembly
REASSEMBLY PROCEDURE 1. INSTALL NO. 2 MOULDING TAPE HINT:
When installing the No. 2 moulding tape, heat the front bumper cover and No. 2 moulding tape using a heat light.
Use the same procedure described for the other side.
Standard: Item Temperature Front Bumper Cover 20 to 30°
