Keyless Entry Transmitter - Possible Malfunction
Keyless Entry Transmitter: Customer Interest
Keyless Entry - Transmitter May Not Operate
TSB 08-12-9
06/23/08
INOPERATIVE RKE TRANSMITTER (KEY FOB) -
DISCHARGED KEY FOB BATTERY
FORD:
2008 Crown Victoria, Focus, Mustang
2007-2008 F-150
2008 E-Series, Expedition, Explorer Sport Trac, Explorer, F-Super Duty,
Ranger
LINCOLN:
2007-2008 Mark LT
MERCURY:
2008 Grand Marquis, Mountaineer
ISSUE
Some 2007-2008 vehicles equipped with a remote keyless entry (RKE) transmitter may exhibit an inoperative Key Fob due to a discharged Key Fob
battery. This may be caused by an internal issue with the Key Fob software. This concern only applies to vehicles built within a specific date range with
Key Fobs manufactured within a specific date range.
ACTION
Follow the Service Procedure steps to correct the condition.
SERVICE PROCEDURE
NOTE
PERFORMING THIS PROCEDURE WILL HAVE NO EFFECT ON KEY FOB RANGE. REFER TO WORKSHOP MANUAL (WSM),
SECTION 501-14 FOR KEY FOB RANGE DIAGNOSTICS.
1.
Refer to vehicle list for build date range. (Figure 1)