Engine - Brief Knock/Rattle On Cold Start Up: Overview

L-SB-0152-08

October 27, 2008

Brief Engine Knock/Rattle Noise at Cold Startup

Service Category:
Engine/Hybrid System

Section:
Engine Mechanical Market USA





Applicability:

TSIB SUPERSESSION NOTICE

The information contained in this TSIB supersedes TSIB No. EG016-07.

^ The OFPs have been updated in the Warranty Information table.

^ Part numbers for the Camshaft Timing Gear Assembly have been updated in the Parts Information table.

TSIB No. EG016-07 is Obsolete and any printed versions should be discarded. Be sure to review the entire content of this service bulletin before proceeding.

Introduction

Immediately following a cold soak startup, some 2006 model year GS 300 vehicles may exhibit a brief rattle/knock noise from the engine compartment for approximately one second. Refer to the repair procedure below to address customer concerns.





Warranty Information

APPLICABLE WARRANTY

^ This repair is covered under the Lexus Powertrain Warranty. This warranty is in effect for 72 months or 70,000 miles, whichever occurs first, from the vehicle's in-service date.

^ Warranty application is limited to correction of a problem based upon a customer's specific complaint.





Parts Information





Required Tools & Equipment

NOTE

Additional TIS Techstream units may be ordered by calling Approved Dealer Equipment (ADE).