Lexus ES manuals

Lexus ES: Repair

REPAIR

PROCEDURE

1. REPAIR EXHAUST VALVE SEAT

NOTICE:

  • While repairing the exhaust valve seat, make sure to constantly check the valve seat width and valve seating position.
  • Release the cutter gradually to make the exhaust valve seat smooth.

(a) Using 45° cutters, correct the exhaust valve seat so that the exhaust valve contacts the entire circumference of the exhaust valve seat. The contact should be in the center of the exhaust valve seat, and the exhaust valve seat width should be as specified around the entire circumference of the exhaust valve seat.

*a

Width

-

-

Standard Width:

1.3 to 1.7 mm (0.0512 to 0.0669 in.)

(b) Hand lap the exhaust valve and exhaust valve seat with an abrasive compound.

(c) Check the exhaust valve seating position.

READ NEXT:

 Drive Belt

ComponentsCOMPONENTS ILLUSTRATION *1 NO. 2 ENGINE UNDER COVER ASSEMBLY *2 V-RIBBED BELT *3 FRONT WHEEL OPENING EXTENSION PAD LH *4 FRONT WHEEL OPENING EXTENSION PAD RH *5 NO

 Engine

 On-vehicle Inspection

ON-VEHICLE INSPECTION CAUTION / NOTICE / HINT CAUTION: To prevent injury due to contact with an operating V-ribbed belt or cooling fan, keep your hands and clothing away from the V-ribbed belt and coo

SEE MORE:

 Check Mode Procedure

CHECK MODE PROCEDURE HINT: Compared to normal mode, check mode is more sensitive to malfunctions. Therefore, check mode can detect malfunctions that cannot be detected in normal mode. NOTICE: All the stored DTCs and freeze frame data are cleared if: 1) the ECM is changed from normal mode to check mo

 Installation

INSTALLATION PROCEDURE 1. INSTALL STEERING WHEEL SWITCH HOUSING (a) When reusing the steering wheel switch housing: (1) Using pliers, expand the clamp and temporarily install the steering wheel switch housing as shown in the illustration. (2) While holding the clamp expanded, engage t

© 2016-2025 Copyright www.lexguide.net