TSB 07-22-4

11/12/07

POOR SEAT COOLING PERFORMANCE - BUILT BEFORE 7/16/2007
FORD:
2007-2008 Expedition

LINCOLN:
2007-2008 Navigator

This article supersedes TSB 07-15-5 to update the Service Procedure.
ISSUE
Some 2007-2008 Expedition and Navigator vehicles built before 7/16/2007 and equipped with climate control seats, may exhibit poor cooling performance in the seat.

ACTION
Follow the Service Procedure steps to correct the condition.

SERVICE PROCEDURE

Verify there are no diagnostic trouble codes (DTCs) and that the thermal emitting device and fan assemblies are working properly. Then use IDS to select the Maximum Output Mode. This will increase fan speed to provide quicker cooling.
1. Using IDS (equipped with release B51.5 or higher) normally ID the vehicle.

2. Select "Toolbox" at the top of the screen.

3. Select "Module Programming" from the menu.

4. Select "Programmable Parameters".

5. Select "Climate Control Seats".

6. Select "High Cool Blower Voltage" to change setting.

7. Select "Maximum Output Mode".

8. After the preference has been successfully changed, verify that the seat fan assemblies are operating according to the new setting.

WARRANTY STATUS: Eligible Under Provisions Of New Vehicle Limited Warranty Coverage
IMPORTANT : Warranty coverage limits/policies are not altered by a TSB. Warranty coverage limits are determined by the identified causal part.

OPERATION DESCRIPTION TIME

072204A 2007-2008 0.3 Hr.
Expedition/Navigator
Vehicles Built Before
7/16/2007: Check For
DTCs, Then Change The
High Cool Blower Voltage
to Maximum Output (Do
Not Use With 12651D,
12651D4)

DEALER CODING

CONDITION
BASIC PART NO. CODE
14C724 42