Lexus NX: Components

COMPONENTS

ILLUSTRATION

*1

EXHAUST VALVE

*2

EXHAUST VALVE GUIDE BUSH

*3

INTAKE VALVE

*4

INTAKE VALVE GUIDE BUSH

*5

NO. 1 STRAIGHT SCREW PLUG

*6

NO. 2 STRAIGHT SCREW PLUG

*7

RING PIN

*8

SPARK PLUG TUBE

*9

VALVE SPRING SEAT

*10

VALVE STEM OIL SEAL

*11

INNER COMPRESSION SPRING

*12

STUD BOLT

*13

VALVE SPRING RETAINER LOCK

*14

VALVE SPRING RETAINER

*15

GASKET

-

-

N*m (kgf*cm, ft.*lbf): Specified torque

Non-reusable part

Toyota Genuine Adhesive 1324, Three Bond 1324 or equivalent

Precoated part

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 Disassembly

DISASSEMBLY PROCEDURE 1. REMOVE INTAKE VALVE (a) Using SST and wooden blocks, compress the inner compression spring and remove the valve spring retainer locks. SST: 09202-70020 SST: 09202-00021

 Inspection

INSPECTION PROCEDURE 1. INSPECT CYLINDER HEAD SUB-ASSEMBLY (a) Using a precision straightedge and feeler gauge, measure the warpage of the contact surfaces where the cylinder head contacts the cylinde

 Replacement

REPLACEMENT PROCEDURE 1. REPLACE INTAKE VALVE GUIDE BUSH (a) Heat the cylinder head sub-assembly to approximately 80 to 100°C (176 to 212°F). (b) Place the cylinder head sub-assembly on wooden block

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 Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART Power Back Door System DTC No. Detection Item Link B2205 Kick Sensor Circuit B2220 Back Door Motor Circuit B2226 PBD Unit Pulse Sensor LH Circuit B2227 PBD Unit Pulse Sensor RH Circuit B222A PBD Touch Sensor LH Ci

 Hybrid transmission

Select the shift position depending on your purpose and situation. Shift position purpose and functions *1: To improve fuel efficiency and reduce noise, shift the shift lever to D for normal driving. You can choose gear range suitable for your driving situation by operating the paddle shif

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