Lexus NX: Removal
REMOVAL
PROCEDURE
1. DISCONNECT INTAKE MANIFOLD
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2. DISCONNECT FUEL TUBE SUB-ASSEMBLY
(a) Remove the No. 1 fuel pipe clamp from the fuel tube sub-assembly.
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| (b) Disconnect the fuel tube sub-assembly from the fuel pipe. Click here |
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3. REMOVE FUEL DELIVERY PIPE
| (a) Disconnect the 4 fuel injector assembly connectors. |
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(b) Remove the 2 bolts, and then remove the fuel delivery pipe together with the 4 fuel injector assemblies.
NOTICE:
Be careful not to drop the fuel injector assemblies when removing the fuel delivery pipe.
| (c) Remove the 2 fuel delivery pipe spacers from the cylinder head. |
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4. REMOVE INJECTOR VIBRATION INSULATOR
| (a) Remove the 4 injector vibration insulators from the cylinder head. |
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5. REMOVE FUEL INJECTOR ASSEMBLY
| (a) Pull the 4 fuel injector assemblies out of the fuel delivery pipe. |
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(b) Remove the O-ring from each fuel injector assembly.
NOTICE:
When reinstalling the fuel injector assemblies, mark the cylinder number on the label, etc. and store them in plastic bags to prevent entry of foreign matter.
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Inspection
INSPECTION PROCEDURE 1. INSPECT FUEL INJECTOR ASSEMBLY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Condition Specified Condi
Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: Perform "Inspection After Repair" after replacing the fuel injector assembly. Click here PROCEDURE 1. INSTALL FUEL INJECTOR ASSEMBLY HINT: Perform "Inspect
Fuel Pressure Regulator
ComponentsCOMPONENTS ILLUSTRATION *1 FUEL PRESSURE REGULATOR ASSEMBLY *2 FUEL PUMP ASSEMBLY WITH FILTER *3 NO. 1 FUEL SUB-TANK *4 NO. 1 FUEL SUCTION SUPPORT *5 FUEL SUCTION
SEE MORE:
Operation Check
OPERATION CHECK AFS (FRONT-LIGHTING ADAPTIVE SYSTEM) OPERATION CHECK NOTICE: Make sure that the customize settings are set to default when performing the AFS (front-lighting adaptive system) operation check. (a) Perform the following operation with the low beam headlights on and check that the headl
Removal
REMOVAL CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE 1. PRECAUTION NOTICE: After the power switch is turned off, there may be a waiting time before disconnecting the negative (-) auxiliary battery termi
