Lexus ES manuals

Lexus ES: Removal

REMOVAL

PROCEDURE

1. REMOVE FRONT WHEEL RH

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2. REMOVE FRONT FENDER APRON SEAL RH

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3. REMOVE V-BANK COVER SUB-ASSEMBLY

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4. REMOVE CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (for Intake Side of Bank 1)

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5. SET NO. 1 CYLINDER TO TDC/COMPRESSION

(a) Turn the crankshaft pulley clockwise until its timing mark (cutout) is aligned with the timing mark on the timing chain cover assembly as shown in the illustration.

*a

Timing Mark

*b

Timing Mark (Cutout)

(b) Check that the cutout of the camshaft timing gear assembly is at the top.

*a

Correct

*b

Incorrect

*c

Cutout

*d

Up

HINT:

If the cutout of the camshaft timing gear assembly is not at the top, turn the crankshaft 360° clockwise and align the timing mark (cutout) of the crankshaft pulley with the timing mark on the timing chain cover assembly again.

6. REMOVE CAMSHAFT TIMING GEAR BOLT

(a) While holding the crankshaft pulley, remove the camshaft timing gear bolt.

NOTICE:

  • If the camshaft timing gear bolt has been struck or dropped, replace it.
  • Do not turn the crankshaft pulley after removing the camshaft timing gear bolt.

READ NEXT:

 Inspection

INSPECTION PROCEDURE 1. INSPECT CAMSHAFT TIMING GEAR BOLT (a) Check the stroke of the plunger in the center of the camshaft timing gear bolt. Standard Stroke: 4.5 mm (0.177 in.) or more HINT: When

 Installation

INSTALLATION PROCEDURE 1. INSTALL CAMSHAFT TIMING GEAR BOLT (a) Make sure that the No. 1 cylinder is at TDC/compression. HINT: Check that the cutout of the camshaft timing gear assembly is at the top

 Camshaft Oil Control Valve (for Intake Side Of Bank 2)

SEE MORE:

 Rear Right Center Sensor Malfunction (C1AE8)

DESCRIPTION The rear center ultrasonic sensor RH is installed to the rear bumper. The clearance warning ECU assembly detects obstacles based on signals received from the rear center ultrasonic sensor RH. If the rear center ultrasonic sensor RH has an open circuit or other malfunction, it will not fu

 Components

COMPONENTS ILLUSTRATION *1 INTAKE VALVE *2 INTAKE VALVE GUIDE BUSH *3 COMPRESSION SPRING *4 EXHAUST VALVE *5 EXHAUST VALVE GUIDE BUSH *6 STUD BOLT *7 SPARK PLUG TUBE *8 VALVE STEM OIL SEAL *9 VALVE SPRING SEAT *10 NO. 1 STRAIGHT SCREW PLUG *11

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