Lexus ES manuals

Lexus ES: Removal

Lexus ES (XZ10) Service Manual / Engine & Hybrid System / 2gr-fks (engine Control) / Knock Sensor / Removal

REMOVAL

CAUTION / NOTICE / HINT

The necessary procedures (adjustment, calibration, initialization or registration) that must be performed after parts are removed and installed, or replaced during knock control sensor removal/installation are shown below.

Necessary Procedures After Parts Removed/Installed/Replaced

Replaced Part or Performed Procedure

Necessary Procedure

Effect/Inoperative Function when Necessary Procedure not Performed

Link
*: When performing learning using the Techstream.

Click here

Battery terminal is disconnected/reconnected

Perform steering sensor zero point calibration

Lane Control System (for Gasoline Model)

Pre-collision System (for Gasoline Model)

Parking Support Brake System (for Gasoline Model)*

Lighting System (for Gasoline Model)

Memorize steering angle neutral point

Parking Assist Monitor System (for Gasoline Model)

Panoramic View Monitor System (for Gasoline Model)

Initialize power trunk lid system

Power Trunk Lid System (for Gasoline Model)

  • Replacement of direct fuel injector assembly
  • Replacement of port fuel injector assembly
  • Replacement of fuel pump assembly
  • Replacement of throttle body with motor assembly
  • Cleaning the deposits from the throttle body with motor assembly
  • Replacement of knock control sensor

Inspection after repair
  • Poor idle, etc.
  • Engine start function, etc.

NOTICE:

  • After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Audio and Visual System)
  • After the engine switch is turned off, the radio receiver assembly records various types of memory and settings. As a result, after turning the engine switch off, make sure to wait at least 85 seconds before disconnecting the cable from the negative (-) battery terminal. (for Navigation System)

PROCEDURE

1. REMOVE FUEL DELIVERY PIPE

Click here

2. REMOVE KNOCK CONTROL SENSOR

(a) Disconnect the 2 knock control sensor connectors.

*A

for Bank 1

*B

for Bank 2

(b) Remove the 2 bolts and 2 knock control sensors from the cylinder block sub-assembly.

NOTICE:

If a knock control sensor has been struck or dropped, replace it.

READ NEXT:

 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 Cond

 Installation

INSTALLATION PROCEDURE 1. INSTALL KNOCK CONTROL SENSOR HINT: Perform "Inspection After Repair" after replacing a knock control sensor. Click here (a) Temporarily install the 2 knock control sensors

 Mass Air Flow Meter

SEE MORE:

 Torque Sensor Zero Point Adjustment Incomplete (C1516)

DESCRIPTION This DTC does not indicate a malfunction. The power steering ECU (rack and pinion power steering gear assembly) stores this DTC when it determines that torque sensor zero point calibration has not completed. DTC No. Detection Item DTC Detection Condition Trouble Area Warning I

 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 25°C (77°F) 120 to 280 kΩ If the result is not as specified, replace the k

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