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Service bulletin JTB00430NAS1

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeService bulletin
NHTSA id10096882
Published by NHTSA2017-04-05
Manufacturer's numberJTB00430NAS1
Manufacturer's date2015-11-30
NHTSA componentPOWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM:SOFTWARE

NHTSA's summary

"SITUATION: THE TRANSMISSION MAY EXHIBIT POOR SHIFT QUALITY WHEN SELECTING DRIVE (D) OR REVERSE (R) FROM A STOP OR WITH LOW SPEED ENGAGEMENT. CAUSE: THIS MAY BE CAUSED BY TRANSMISSION CONTROL MODULE SOFTWARE NOT BEING OPTIMIZED."

The document

No address for NHTSA's copy can be built for this communication. Ask the dealer for it by the manufacturer's number.

Components

Electrical system, Transmission and driveline, Automatic transmission, Software, Transmission control module

Vehicles listed
JAGUAR XF2016

Listing a model year does not mean every vehicle of it is concerned: the document says which.

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