Jaguar TSB #JTB00454NAS1
2014 Jaguar XF
Affected Component: POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM)
- Summary
- "SITUATION: TRANSMISSION POOR DOWN-SHIFT QUALITY MAY BE EXPERIENCED WHEN SLOWING TO A FULL STOP, ESPECIALLY WHILE IN SLOW-MOVING TRAFFIC. CAUSE: THIS MAY BE CAUSED BY TRANSMISSION OUTPUT SPEED SIGNAL NOISE LEADING TO ADAPTATIONS BEING OUT OF RANGE FOR 3-2-1 AND 2-1 DOWN-SHIFT."