Lexus ES manuals

Lexus ES: Inspection

INSPECTION

PROCEDURE

1. INSPECT FUEL PRESSURE SENSOR (FUEL DELIVERY PIPE WITH SENSOR ASSEMBLY LH)

NOTICE:

  • Do not remove the fuel pressure sensor from the fuel delivery pipe with sensor assembly LH.
  • If the fuel pressure sensor is removed, replace the fuel pressure sensor (fuel delivery pipe with sensor assembly LH) with a new one.

(a) Check the fuel pressure sensor (fuel delivery pipe with sensor assembly LH) output voltage.

(1) Apply 5 V between terminals 1 (VC) and 2 (E2).

NOTICE:

  • Be careful when connecting the leads, as the fuel pressure sensor (fuel delivery pipe with sensor assembly LH) may be damaged if the leads are connected to the wrong terminals.
  • Do not apply more than 6 V to terminals 1 (VC) or 2 (E2).

HINT:

If a stable power supply is not available, connect 4 nickel-metal hydride batteries (1.2 V each) or equivalent in series.

*a

Component without harness connected

(Fuel Pressure Sensor (Fuel Delivery Pipe with Sensor Assembly LH))

*b

Voltage Applied between Terminals

(2) Measure the voltage according to the value(s) in the table below.

Standard Voltage:

Tester Connection

Condition

Specified Condition

3 (PR) - 2 (E2)

Pressure not applied to fuel pressure sensor (fuel delivery pipe with sensor assembly LH)

Approximately 0.4 to 0.6 V*

*: The output voltage changes depending on the voltage applied to the terminals.

If the result is not as specified, replace the fuel pressure sensor (fuel delivery pipe with sensor assembly LH).

*a

Component without harness connected

(Fuel Pressure Sensor (Fuel Delivery Pipe with Sensor Assembly LH))

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL FUEL PIPE PLUG SUB-ASSEMBLY (a) Install a new O-ring, No. 1 fuel injector back-up ring, No. 2 fuel injector back-up ring and No. 3 fuel injector back-up ring to the f

 Fuel Pump

 Components

COMPONENTS ILLUSTRATION *1 REAR SEAT INNER BELT ASSEMBLY LH *2 REAR CENTER SEAT LAP TYPE BELT ASSEMBLY *3 WASHER *4 REAR SEAT CUSHION ASSEMBLY *5 REAR SEAT CUSHION LOCK HOOK

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DIAGNOSIS SYSTEM DESCRIPTION (a) When troubleshooting On-Board Diagnostic (OBD II) vehicles, an OBD II scan tool (complying with SAE J1978) must be connected to the vehicle. Various data output from the vehicle ECM can then be read. (b) OBD II regulations require that the vehicle on-board computer 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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