Affected Component: SUSPENSION:FRONT:SPRINGS:AIR SUSPENSION SYSTEM

Date Published
SEP 19, 2016
NHTSA TSB #
10084205
TSB Document
Summary
"THERE IS INCREASED FRICTION IN THE AIR SPRING COMPRESSOR VALVES AT TEMPERATURES BELOW –13° F (–25° C). THIS CAN RESULT IN A SITUATION IN WHICH THE MAXIMUM CONTROL CURRENT IS NOT SUFFICIENT TO ACTUATE THE VALVES. AS A RESULT, A WARNING MESSAGE WILL BE DISPLAYED IN THE INSTRUMENT CLUSTER AND PORSCHE ACTIVE SUSPENSION MANAGEMENT (PASM) WILL STOP WORKING TEMPORARILY. RE-PROGRAM PASM CONTROL UNIT USING THE PIWIS TESTER WITH SOFTWARE VERSION 33.010.030 (PIWIS TESTER 3) OR VERSION 17.100.030 (PIWIS TESTER II) OR A HIGHER SOFTWARE VERSION INSTALLED."