Lexus ES manuals

Lexus ES: Installation

INSTALLATION

PROCEDURE

1. INSTALL VACUUM PUMP ASSEMBLY

(a) When using a new vacuum pump assembly:

(1) Apply engine oil to the No. 2 O-ring and No. 3 O-ring which are installed to a new vacuum pump assembly.

*1

No. 2 O-ring

*2

No. 3 O-ring

Engine oil

(b) When reusing the vacuum pump assembly:

(1) Apply engine oil to a new No. 2 O-ring and No. 3 O-ring and install them to the vacuum pump assembly.

*1

No. 2 O-ring

*2

No. 3 O-ring

Engine oil

(c) Apply engine oil to the inner surface of the installation hole.

(d) Temporarily install the vacuum pump assembly so that the oil pipe engages with the hole of the camshaft and the coupling teeth engage with the groove of the camshaft.

NOTICE:

  • Ensure that the vacuum pump assembly is installed securely.
  • Be careful not to pinch the O-ring.

*a

Coupling Teeth

*b

Groove

*c

Oil Pipe

(e) Install the vacuum pump assembly with the 3 bolts.

Torque:

21 N·m {214 kgf·cm, 15 ft·lbf}

NOTICE:

  • After installation, check that there are no gaps between the matching surfaces and that the vacuum pump assembly is not installed at an angle.
  • Tighten the 3 bolts in the order shown in the illustration.

2. CONNECT AIR TUBE

(a) Connect the air tube to the vacuum pump assembly and slide the clip to secure it.

3. INSTALL ENGINE WIRE

(a) Install the earth wire with the bolt.

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

(b) Install the engine wire with the 2 bolts.

Torque:

10 N·m {102 kgf·cm, 7 ft·lbf}

4. INSTALL NO. 2 SURGE TANK STAY

(a) Install the No. 2 surge tank stay with the 2 bolts in the order shown in the illustration.

Torque:

21 N·m {214 kgf·cm, 15 ft·lbf}

5. INSTALL THROTTLE BODY WITH MOTOR ASSEMBLY

Click here

6. INSPECT VACUUM PUMP OPERATION

Click here

READ NEXT:

 On-vehicle Inspection

ON-VEHICLE INSPECTION PROCEDURE 1. REMOVE COWL TOP VENTILATOR LOUVER SUB-ASSEMBLY Click here 2. REMOVE FRONT CENTER UPPER SUSPENSION BRACE SUB-ASSEMBLY Click here 3. OPERATION CHECK (a) Slide the

 Reassembly

REASSEMBLY PROCEDURE 1. INSTALL VACUUM PUMP VANE (a) Apply engine oil to the vacuum pump vane and vacuum pump vane caps and install the vacuum pump vane caps to the vacuum pump vane. (b) Apply engine

 Removal

REMOVAL PROCEDURE 1. REMOVE THROTTLE BODY WITH MOTOR ASSEMBLY Click here 2. REMOVE NO. 2 SURGE TANK STAY Click here 3. SEPARATE ENGINE WIRE (a) Remove the 2 bolts and separate the engine wire.

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