Lexus ES manuals

Lexus ES: Inspection

INSPECTION

PROCEDURE

1. INSPECT CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY

HINT:

Use the same procedure for the intake side and exhaust side.

(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

0 °C (32 °F)

5.3 to 6.3 Ω

20 °C (68 °F)

5.8 to 6.8 Ω

40 °C (104 °F)

6.2 to 7.4 Ω

If the result is not as specified, replace the camshaft timing oil control solenoid assembly.

*a

Component without harness connected

(Camshaft Timing Oil Control Solenoid Assembly)

(b) Stroke Amount Inspection

(1) Using vernier calipers, measure length (A) and (B) with the shaft of the camshaft timing oil control solenoid assembly set in the respective positions shown in the illustration.

NOTICE:

Do not apply battery voltage to the terminals of the camshaft timing oil control solenoid assembly.

HINT:

If the shaft does not extend under its own weight, extend the shaft with your fingers.

*a

Shaft Side Facing Down

*b

Shaft Side Facing Up

*c

Shaft

(2) Calculate the stroke amount based on the difference of length (A) and (B).

Standard:

6.5 mm (0.256 in.) or more

HINT:

Stroke amount = length (A) - length (B)

If the value is not as specified, replace the camshaft timing oil control solenoid assembly.

READ NEXT:

 Installation

INSTALLATION PROCEDURE 1. INSTALL CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY (for Intake Side of Bank 2) (a) Apply engine oil to a new O-ring and install it to the camshaft timing oil control so

 Camshaft Oil Control Valve (for Exhaust Side Of Bank 1)

 Components

COMPONENTS ILLUSTRATION *1 FRONT FENDER APRON SEAL RH *2 V-BANK COVER SUB-ASSEMBLY N*m (kgf*cm, ft.*lbf): Specified torque - - ILLUSTRATION *1 CAMSHAFT TIMING GEAR BOLT

SEE MORE:

 Reassembly

REASSEMBLY PROCEDURE 1. INSTALL OIL PUMP ROTOR SET (a) Coat the drive rotor and driven rotor with engine oil and place them into the timing chain cover assembly with the rotor marks facing up. Check that the rotors rotate smoothly. *a Rotor Mark 2. INSTALL OIL PUMP COVER

 Reassembly

REASSEMBLY PROCEDURE 1. INSTALL HOOD STAY BRACKET LH Click here 2. INSTALL HOOD STAY BRACKET RH HINT: Use the same procedure as for the LH side. 3. INSTALL HOOD SUPPORT ASSEMBLY LH Click here 4. INSTALL HOOD SUPPORT ASSEMBLY RH HINT: Use the same procedure as for the LH side. 5. CONNECT WASHER H

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