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
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Mass Air Flow Meter
ComponentsCOMPONENTS ILLUSTRATION *1 MASS AIR FLOW METER SUB-ASSEMBLY - - On-vehicle InspectionON-VEHICLE INSPECTION CAUTION / NOTICE / HINT NOTICE:
Perform the mass air flow meter sub-assembly inspection according to the procedures below.
Only replace the mass air flow meter sub
Wireless Charger Power Source Circuit
DESCRIPTION This is the power source circuit to operate the mobile wireless charger cradle assembly. WIRING DIAGRAM CAUTION / NOTICE / HINT NOTICE: Inspect the fuses for circuits related to this system before performing the following inspection procedure. PROCEDURE 1. CHECK HARNESS AND CONNEC
