Lexus NX manuals

Lexus NX: Inspection

Lexus NX Service Manual / Engine & Hybrid System / 2ar-fxe (fuel) / Fuel Pump / Inspection

INSPECTION

PROCEDURE

1. INSPECT FUEL PUMP ASSEMBLY WITH FILTER

(a) Check the resistance.

(1) 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)

0.2 to 3.0 Ω

If the result is not as specified, replace the fuel pump assembly with filter.

*a

Component without harness connected

(Fuel Pump Assembly with Filter)

(b) Operation check.

(1) Apply battery voltage between the terminals and check that the motor rotates.

NOTICE:

  • Inspect for a short time (10 seconds or less).
  • Keep the fuel pump assembly with filter as far away from the battery as possible.
  • Be sure to always perform switching from the battery terminal.
  • When the pump is locked and does not operate due to foreign matter being stuck, etc., replace the fuel pump control ECU assembly together with the fuel pump assembly with filter, as the fuel pump control ECU assembly may be damaged electrically.

If the fuel pump does not operate, replace the fuel pump assembly with filter.

READ NEXT:

 Reassembly

REASSEMBLY CAUTION / NOTICE / HINT NOTICE: Do not try to remove the black nylon tube as it is welded to the fuel suction tube assembly. Click here HINT: Perform "Inspection After Repairs" after rep

 Installation

INSTALLATION CAUTION / NOTICE / HINT HINT: Perform "Inspection After Repairs" after replacing the fuel pump. Click here PROCEDURE 1. INSTALL FUEL SUCTION TUBE ASSEMBLY (a) Install a new gasket onto

 Fuel Pump Ecu

ComponentsCOMPONENTS ILLUSTRATION *1 FUEL PUMP CONTROL ECU ASSEMBLY *2 PARKING BRAKE ECU ASSEMBLY N*m (kgf*cm, ft.*lbf): Specified torque - - RemovalREMOVAL PROCEDURE 1. REMO

SEE MORE:

 Removal

REMOVAL PROCEDURE 1. PRECAUTION NOTICE: After turning the power switch is turned off, there may be a waiting time before disconnecting the auxiliary negative (-) battery terminal. Click here 2. CUSTOMIZE POWER TILT AND POWER TELESCOPIC STEERING COLUMN SYSTEM (a) Disable the auto tilt away function

 Disassembly

DISASSEMBLY PROCEDURE 1. PRECAUTION NOTICE: Be sure to read Precaution thoroughly before servicing. Click here Handle components indoors as much as possible to prevent foreign matter from entering and adhering to fog light assembly components. Do not reuse parts which have reduced fastening

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