# Service bulletin 122\-U2G9J\-12

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10168745
- Published by NHTSA: 2019\-12\-04
- Manufacturer's number: 122\-U2G9J\-12
- Manufacturer's date: 2019\-11\-25
- NHTSA component: ENGINE AND ENGINE COOLING

## NHTSA's summary

Repair instructions for Timing chain repair. If an oil leak is identified from the timing chain cover and it has been found that any part on the timing cover has failed, then the engine must be removed and the entire timing chain cover resealed per the WM instructions.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2019/MC-10168745-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2019/MC-10168745-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Engine

## Vehicles listed

- 2011 to 2017 PORSCHE CAYENNE
- 2011 PORSCHE CAYENNE \(E2\)
- 2011 to 2012 PORSCHE CAYENNE S
- 2015 to 2017 PORSCHE CAYENNE S E\-HYBRID
- 2011 to 2013 PORSCHE CAYENNE S HYBRID
- 2011 to 2012 PORSCHE CAYENNE TURBO
- 2014 PORSCHE MACAN
- 2015 to 2017 PORSCHE MACAN
- 2017 PORSCHE MACAN GTS
- 2015 to 2017 PORSCHE MACAN S
- 2015 to 2017 PORSCHE MACAN TURBO
- 2011 to 2017 PORSCHE PANAMERA
- 2011 to 2017 PORSCHE PANAMERA 4
- 2011 to 2017 PORSCHE PANAMERA 4S
- 2017 PORSCHE PANAMERA 4S EXECUTIVE
- 2011 to 2016 PORSCHE PANAMERA GTS
- 2011 to 2016 PORSCHE PANAMERA S
- 2011 to 2016 PORSCHE PANAMERA S E\-HYBRID
- 2011 to 2017 PORSCHE PANAMERA TURBO
- 2017 PORSCHE PANAMERA TURBO EXECUTIVE
- 2012 to 2016 PORSCHE PANAMERA TURBO S
- 2014 PORSCHE redundant CAYENNE S HYBRID

## Recalls for the same vehicles and component

- [2017296](/recalls/tc/2017296.md), 2017-06-07: Engine
- [17V368000](/recalls/nhtsa/17V368000.md), 2017-06-07: ENGINE
- [15V016000](/recalls/nhtsa/15V016000.md), 2015-01-20: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE
- [12V329000](/recalls/nhtsa/12V329000.md), 2012-07-12: ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER
- [2012209](/recalls/tc/2012209.md), 2012-07-11: Engine

## Other bulletins for the same vehicles and component

- [No. 28\-26](/bulletins/11037816.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C40 Engine Oils. Note that this bulletin covers all models back to model year 1984, for which C40 engine oils are allocated.
- [No. 27\-26](/bulletins/11037813.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche C20 Engine Oils. Note that the bulletin covers all models back to model year 1984, for which C20 engine oils are allocated.
- [No. 26\-26](/bulletins/11037812.md), 2026-10-02, Service bulletin: ENGINE; POWER TRAIN. Manufacturer's Certificate for Overview of Approved Porsche C30 Engine Oils. Note that the bulletin includes all models back to model year 1984, for which C30 engine oils are allocated.
- [No. 25\-26](/bulletins/11037808.md), 2026-10-02, Service bulletin: POWER TRAIN; ENGINE. Manufacturer's Certificate for Overview of Approved Porsche A40 Engine Oils. Note that this bulletin covers all vehicles from model year 1997 to 2020, for which A40 engine oils are assigned. Model years 1997\-2001 are not available for selection in the system.
- [GR13D802](/bulletins/11037070.md), 2026-09-04, Service bulletin: ENGINE; POWER TRAIN. Parts Information for Parts Withdrawal \- Coolant Regulator Housing
- [No. 2304\-2](/bulletins/11037057.md), 2026-09-04, Service bulletin: ENGINE; POWER TRAIN. Information on Advanced Technical Information for E3.I/G2 V8 – Oil/Air Separator Membrane Failure
- [No. 50\-26\-2](/bulletins/11036997.md), 2026-09-04, Warranty extension: POWER TRAIN; ENGINE. Update to Warranty Information: Warranty Extension for Additional Coolant Pump
- [13/26](/bulletins/11035916.md), 2026-08-06, Service bulletin: ENGINE. Allocation of Approved Engine Oils MY 2027 \(13/26\)
- [GR13D794](/bulletins/11035886.md), 2026-08-05, Service bulletin: ELECTRICAL SYSTEM; ENGINE. Parts Withdrawal \- Various Parts
- [GR13D790](/bulletins/11034838.md), 2026-07-08, Other: ELECTRICAL SYSTEM; ENGINE. Parts Withdrawal \- Various Parts

JSON: [/v1/bulletins/10168745](/v1/bulletins/10168745)

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