122-Y8J4E-11

Service Bulletin Details

Public Details for: 122-Y8J4E-11

Information: debris from the production process can cause the check valves in the oil supply and return lines for the turbocharger to stick open. This allows either too much oil to enter or not enough oil to exit the turbocharger and will o

- 2017 - 2016 -

Models from 2017

2017 PORSCHE 911

2017 PORSCHE 911 TURBO

Models from 2016

2016 PORSCHE 911

2016 PORSCHE 911 TURBO

2
Advanced Technical Information
911 (991)
1705
2171
Blue Smoke from the Exhaust
Binder - Advanced Technical Information
This bulletin replaces bulletin Group 2,
#1705, dated 9-29-17.
Vehicle Type:
911 (991), excludes 911 Turbo (991)
Model Year:
2017 built before 08.17.2016
Part Number: 9A210722301 and/or 9A210722401 for supply. 9A210733301 and/or 9A210733402 for
return.
Issue:
Blue smoke from the exhaust on engine start.
Information: Debris from the production process can cause the check valves in the oil supply and return lines for the turbocharger to stick open. This allows either too much oil to enter or not
enough oil to exit the turbocharger and will overwhelm the seal.
Action required:
DO NOT replace the turbocharger(s). Remove the pressure pipes from the turbochargers to
determine which side is stuck open. Replace that line.

References: Workshop Manual “217119 Removing and installing oil feed line for turbocharger”

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Porsche Cars North America, Inc. believes the specifications to be correct at the time of printing. However, specifications, standard equipment and options are subject to change without notice. Some
options may be unavailable when a car is built. Some vehicles may be shown with non-U.S. equipment. Please ask your authorized Porsche dealer for advice concerning the current availability of options
and verify the optional equipment that you ordered. Porsche recommends seat belt usage and observance of traffic laws at all times.
©2017 Porsche Cars North America, Inc.
AfterSales
September 29, 2017
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