Porsche Cayenne 2011–2017 — technical service bulletin
Bulletin 122-E3D6M-12 · NHTSA communication 10120623 · issued Nov 18, 2016
Technical service bulletin
communication type
Electrical System
component
2011–2017
model years
7
vehicle entries
Official summary
Due to incorrect sealing of the electric plug connection on the transfer case servo motor, moisture can get into the connector. As a result, the contacts can become corroded. In the event of a customer complaint, check the plug connection on the servo motor and the servo motor itself for damage: ? If the electric plug connection on the transfer case servo motor is corroded, replace section of cable including electric plug connection using a repair kit. ? If the servo motor is damaged, replace section of cable including electric plug connection and transfer case servo motor.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.