Cayenne S (9PA) V8-4.5L (2003)
Engine Control Module: All Technical Service Bulletins
A/T, Engine Controls - Hard 1-2 Shifting
Cayenne
3/04 3730
Date: 2-9-05
Binder - 3, Automatic Transmission This bulletin replaces bulletin Group 3, # 3/04, dated 11-18-04.
Hard Shifting In Range First to Second
Vehicle Type:
Cayenne/Cayenne S/Cayenne Turbo
Model Year:
2003 (3) - 2005 (5)
Concern:
Complaint about shifting quality on vehicles with Tiptronic transmission (I No. 249):
-
Hard shifting operation of cold Tiptronic transmission when shifting from transmission range 1 to 2.
Information:
The software for the Tiptronic control unit has been modified as of July 17, 2004 as a solution for this complaint.
Identification of the modified control unit (using PIWIS Tester):
In the Tiptronic control unit, the new software version is stored using the following number, depending on vehicle type:
0599 = Cayenne
0602 = Cayenne S
0606 = Cayenne Turbo
Introduction:
July 17, 2004, from the VINs:
Parts Information:
Control units also available in our remanufactured program:
Measure:
In the event of a complaint the modified Tiptronic control unit is to be installed. See work procedure.
Work Procedure: