Pathfinder 4WD V6-4.0L (VQ40DE) (2006)
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Timing Chain: All Technical Service Bulletins
Engine - Revised Timing Chain Service Procedures
Classification: EM09-012
Reference: NTB10-001
Date: January 4, 2010
2005-2010 PATHFINDER, XTERRA, AND FRONTIER;
REVISED VQ40 ENGINE TIMING CHAIN PROCEDURES
APPLIED VEHICLES:
2005-2010 Pathfinder (R51) - VQ40 engine ONLY
2005-2010 Frontier (D40) - VQ40 engine ONLY
2005-2010 Xterra (N50)
SERVICE INFORMATION
Removal and installation procedures for the VQ40 engine front timing chain case and timing chains (primary and secondary) have been updated to no
longer require removal of the rocker covers and intake collector.
In addition, new removal and installation procedures have been added for the timing chain tensioners (primary and secondary) and secondary timing
chain tensioner shoe.
Nissan Service Manuals for 2005-2010 Frontier, Pathfinder, and Xterra vehicles will be updated with these new procedures. Updated Service Manuals
will be distributed to the field as quickly as possible.
Until the updated Service Manuals are made available, please use the procedures shown in this bulletin for any VQ40 engine front timing chain case,
timing chain, or timing chain tensioner-related repairs on an Applied Vehicle.
ON-VEHICLE REPAIR - FRONT TIMING CHAIN CASE
