TSB: PORSCHE 911, BOXSTER, CAYMAN (2012–2022)

Bulletin No. 148-21 — October 25, 2021

Bulletin Details

Bulletin IDNo. 148-21
ManufacturerPORSCHE
Models911, BOXSTER, CAYMAN
Model Years2012–2022
Date IssuedOctober 25, 2021
Date Added to NHTSASeptember 7, 2022
ComponentENGINE AND ENGINE COOLING
Vehicles Affected100 combinations

What is a TSB?

A Technical Service Bulletin is a document issued by the vehicle manufacturer to inform dealership technicians about a known issue and the recommended repair procedure. TSBs are not mandatory recalls — they serve as repair guidance for common problems.

If your vehicle has this issue, bring this bulletin ID to your dealer. If under warranty, the repair should be covered at no cost.

Summary

Recall repair information for recall campaign AMC0 - re-programing DME and transmission control unit.

Affected Vehicles

MakeModelYearComponent
PORSCHE 911 2022 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2022 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2021 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2021 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2020 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2020 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2019 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2018 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2017 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2016 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE 911 2016 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE 911 2016 100000 POWER TRAIN
PORSCHE 911 2016 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2016 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2016 100000 POWER TRAIN
PORSCHE BOXSTER 2016 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE BOXSTER 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE BOXSTER 2016 100000 POWER TRAIN
PORSCHE BOXSTER 2016 060000 ENGINE AND ENGINE COOLING
PORSCHE BOXSTER 2016 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2016 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2016 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2016 100000 POWER TRAIN
PORSCHE CAYMAN 2016 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2016 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE CAYMAN 2016 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE 911 2015 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2015 100000 POWER TRAIN
PORSCHE 911 2015 100000 POWER TRAIN
PORSCHE 911 2015 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2015 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE 911 2015 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2015 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE BOXSTER 2015 060000 ENGINE AND ENGINE COOLING
PORSCHE BOXSTER 2015 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE BOXSTER 2015 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE BOXSTER 2015 060000 ENGINE AND ENGINE COOLING
PORSCHE BOXSTER 2015 100000 POWER TRAIN
PORSCHE CAYMAN 2015 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2015 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE CAYMAN 2015 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE CAYMAN 2015 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2015 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2015 100000 POWER TRAIN
PORSCHE 911 2014 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE 911 2014 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2014 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2014 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE 911 2014 100000 POWER TRAIN
PORSCHE 911 2014 100000 POWER TRAIN
PORSCHE 911 2014 060000 ENGINE AND ENGINE COOLING
PORSCHE BOXSTER 2014 060000 ENGINE AND ENGINE COOLING
PORSCHE BOXSTER 2014 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE BOXSTER 2014 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE BOXSTER 2014 060000 ENGINE AND ENGINE COOLING
PORSCHE BOXSTER 2014 100000 POWER TRAIN
PORSCHE CAYMAN 2014 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2014 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE CAYMAN 2014 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE CAYMAN 2014 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2014 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2014 100000 POWER TRAIN
PORSCHE 911 2013 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2013 100000 POWER TRAIN
PORSCHE 911 2013 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2013 100000 POWER TRAIN
PORSCHE 911 2013 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2013 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE 911 2013 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE BOXSTER 2013 060000 ENGINE AND ENGINE COOLING
PORSCHE BOXSTER 2013 060000 ENGINE AND ENGINE COOLING
PORSCHE BOXSTER 2013 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE BOXSTER 2013 100000 POWER TRAIN
PORSCHE BOXSTER 2013 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE CAYMAN 2013 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2013 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2013 100000 POWER TRAIN
PORSCHE CAYMAN 2013 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2013 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE CAYMAN 2013 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE 911 2012 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2012 100000 POWER TRAIN
PORSCHE 911 2012 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2012 060000 ENGINE AND ENGINE COOLING
PORSCHE 911 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE 911 2012 100000 POWER TRAIN
PORSCHE 911 2012 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE BOXSTER 2012 060000 ENGINE AND ENGINE COOLING
PORSCHE BOXSTER 2012 060000 ENGINE AND ENGINE COOLING
PORSCHE BOXSTER 2012 100000 POWER TRAIN
PORSCHE BOXSTER 2012 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE
PORSCHE BOXSTER 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE BOXSTER 2012 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2012 100000 POWER TRAIN
PORSCHE CAYMAN 2012 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2012 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2012 118000 ELECTRICAL SYSTEM:SOFTWARE
PORSCHE CAYMAN 2012 060000 ENGINE AND ENGINE COOLING
PORSCHE CAYMAN 2012 103110 POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE

Related PORSCHE Recalls

CampaignModelYearComponentSummary
TAYCAN 2025 BACK OVER PREVENTION: SENSING SYSTEM:... Porsche Cars North America, Inc. (Porsche) is recalling certain 2019-2025 Cay...
TAYCAN 2024 BACK OVER PREVENTION: SENSING SYSTEM:... Porsche Cars North America, Inc. (Porsche) is recalling certain 2019-2025 Cay...
TAYCAN 2023 BACK OVER PREVENTION: SENSING SYSTEM:... Porsche Cars North America, Inc. (Porsche) is recalling certain 2019-2025 Cay...
TAYCAN 2022 BACK OVER PREVENTION: SENSING SYSTEM:... Porsche Cars North America, Inc. (Porsche) is recalling certain 2019-2025 Cay...
TAYCAN 2021 BACK OVER PREVENTION: SENSING SYSTEM:... Porsche Cars North America, Inc. (Porsche) is recalling certain 2019-2025 Cay...

What Should You Do?

If your vehicle is affected by this TSB, contact your authorized PORSCHE dealer. Bring this bulletin ID (No. 148-21) when you visit. If under warranty, the repair should be free. If your warranty has expired, ask about goodwill coverage — manufacturers sometimes cover TSB-related repairs beyond the warranty period.

Frequently Asked Questions

A recall is a mandatory safety fix — the manufacturer must repair every affected vehicle for free. A TSB is an advisory document that describes a known issue and the recommended fix, but repairs are not required. However, some TSBs eventually lead to recalls if the issue poses a safety risk. TSBs are generally issued for quality or performance problems, while recalls address safety defects.

If your vehicle is still under the manufacturer's warranty, TSB-related repairs are typically covered at no cost. If your warranty has expired, you can ask the dealer about goodwill or customer assistance programs. Many manufacturers will cover or partially cover repairs for well-known issues, especially if the TSB was issued recently or affects a large number of vehicles.

Check the make, model, and model year listed above against your vehicle. If they match, this bulletin likely applies. However, TSBs may only affect vehicles with specific production dates, VIN ranges, or configurations. Your dealer can confirm by entering your VIN into their service system, which will show all applicable TSBs and recalls.

This data comes from the National Highway Traffic Safety Administration (NHTSA). Manufacturers are required to submit copies of all communications (including TSBs) sent to their dealers to NHTSA. The agency makes this data publicly available as part of its vehicle safety monitoring program.