Affected Component: ENGINE AND ENGINE COOLING:ENGINE

Date Published

FEB 23, 2011

NHTSA TSB #

10034634

TSB Document

• Sorry, the NHTSA has not posted this TSB document yet.

You can still get the detailed info from Mazda for this TSB. Call your local Mazda dealer's service department & ask for a copy of TSB# SB-01-028-10.

Summary

MAZDA: VARIABLE VALVE TIMING (VVT) NOISE WHEN STARTING ENGINE. WHEN ENGINE IS FIRST STARTED, SOME VEHICLES MAY EXHIBIT A LOUD TICKING NOISE FROM THE VARIABLE VALVE TIMING (VVT) (A). THIS IS CAUSED BY THE LOCK PIN OF THE VARIABLE VALVE TIMING ACTUATOR NOT FULLY ENGAGING OR FROM A WORN LOCK PIN HOLE. *PE UPDATED ON 06/08/2011. *KB