Since the LSC 40J dealer letter goes on a bit (how to determine applicability and also order a new DVD off a dealer web site, and lists out all the affected vehicles with the optional Generation 4 Navigation (2004 and early 2005 Camry, Camry Solara, Highlander, Land Cruiser, Prius; and early 2005 Sequoia, Sienna, Tundra, 4Runner), I'll just list the Prius info...
VIN Ranges:
2004 KB20U 0001092 – 0116860
2004 KB22U 0001205 – 0116351
2005 KB20U 0116888 – 0131607
"Limited Service Campaign (LSC) 40J
2004 and early 2005 Model Year Toyota Navigation System Software Update
Q1: What is the condition?
A1: In recent months, Toyota has received reports of localized anomalies in the map details of the Navigation System for certain 2004 and early 2005 Model Year Toyota vehicles. Although by nature, map databases may contain a certain degree of inaccuracy, a noticeable decline in the precision of the map data was observed when directly compared to the 2003 Model Year Navigation system. In addition, these anomalies tended to be concentrated in particular areas.
Q2: What is the cause of this condition?
A2: A new vendor was selected to produce the map databases and Point of Interest (POI) locations for certain 2004 and early 2005 Model Year Toyota vehicles with Generation 4 Navigation System.
Q3: Which and how many vehicles are involved?
A3: Only certain 2004 and early 2005 Model Year Toyota vehicles equipped with the Generation 4 Navigation System are involved. There are approximately 46,000 vehicles involved in the U.S. market.
[snip other vehicles]
Prius
2004 Model Year: Approx.19,300
early 2005 Model Year: Approx.3,300
Total: Approx.22,600
Production Period: August 2003 to September 2004
[snip other vehicles]
Q4: Are there any other Toyota or Lexus vehicles involved?
A4: Yes, this condition also affects certain 2004 and early 2005 Model Year Lexus vehicles equipped with the Generation 4 Navigation System.
Q5: Will there be any functional/operational differences between the current Navigation System Software and the upgraded software?
A5: The voice guidance prompts may not be active in a small number of rural areas where the road data has not been verified. The recommended route will continue to be displayed on the Navigation screen with a light blue line.
Q6: What is Toyota going to do?
A6: Owners of the involved vehicles will receive a Limited Service Campaign notification by first class mail beginning November, 2004. Toyota dealers will update the Navigation System software at NO COST for a limited time. This program will be offered until December 31, 2005.
Q7: How long will the repair take?
A7: The software update will take approximately 30 minutes. However, depending upon the dealer’s work schedule, it may be necessary to make the vehicle available for a longer period of time.
Q8: When will this Limited Service Campaign expire?
A8: This Limited Service Campaign will be available at NO COST to the vehicle owners until December 31, 2005.
Q9: What should an owner do if they experience the condition?
A9: Owners are requested to contact their local Toyota dealer for diagnosis and repair."