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Service bulletins for the 2018 Porsche Panamera

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.

798 on file from NHTSA, as of 2026-10-19.

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By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
WKH72020-09-02. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION; ELECTRICAL SYSTEM:SOFTWARE. Porsche intranet communication for Porsche Workshop Campaign WKH7 - Reprogramming DME control unit.
No. 130-202020-09-02. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING; EQUIPMENT ADAPTIVE/MOBILITY. Instruction on how to access and inspect a possible grease leak on the Cardan Shaft Joint.
No. 74-202020-09-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. Service Campaign information for Porsche Workshop Campaign WLE8 - Re-programming DME control unit
No. 129-202020-09-02. Service bulletin. ENGINE; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); ELECTRICAL SYSTEM:SOFTWARE. Service campaign information for Porsche Workshop Campaign WKH7 - Re-Programming DME Control Unit.
No. 24-172020-09-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Information on retrofitting the MY17 and 18 Panamera and P4 with a sports exhaust system in silver or black.
No. 25-172020-09-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Instructions for retrofitting a sports exhaust system in either silver or black on the Panamera 4 E-Hybrid and related Executive and Sport Turismo variants.
No. SPTL20102020-08-05. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Information on new pressure sensor and a cooling system tester for HV batteries.
No. 23-202020-06-02. Service bulletin. ENGINE AND ENGINE COOLING. Workshop Campaign instructions for WS Campaign WLB7 - Replacing Oxygen Sensors Downstream of Catalytic Converter
No. 16-202020-06-01. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. List of approved A40 engine oils for all applicable vehicles as of 1984.
122-M8J3B-052020-05-04. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C40 engine oils for all Porsche models since 1984.
122-F4J4K-042020-04-02. Service bulletin. ENGINE AND ENGINE COOLING. List of approved engine oils for all Porsche models.
122-X3F9N-042020-04-02. Service bulletin. ENGINE AND ENGINE COOLING. Instructions for clearing the fault in the DME for "engine control fault" immediately after starting the vehicle.
122-T9S3B-022020-02-04. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C30 engine oils for all Porsche vehicles since 1984.
122-Z2X7A-022020-02-04. Service bulletin. ENGINE AND ENGINE COOLING. List of approved C20 engine oils for all Porsche vehicles since 1984.
122-S7K8Z-022020-02-04. Service bulletin. WHEELS; ENGINE AND ENGINE COOLING. List of approved A40 engine oils for all Porsche vehicles since 1984.
122-T6A9F-022020-02-04. Service bulletin. SEATS; WHEELS; ENGINE. Parts withdrawal for various parts that were used in Recall and workshop campaigns.
122-A9M4Z-012020-01-04. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. Additional information for repairing leaking cylinder head covers near the injector holes.
122-J8K8Z-012020-01-03. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. Instructions for addressing annoying rattling noises from the engine compartment at low speeds.
122-J9P4T-112019-11-01. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. Parts withdrawal for the engine support on the Panamera.
122-G2B4B-112019-11-01. Service bulletin. ENGINE AND ENGINE COOLING. List of approved A40 engine oils for Porsche vehicles.
122-E5V9Y-082019-08-12. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR; ELECTRICAL SYSTEM; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Instructions on carrying out the WKC7 Workshop campaign, which is a re-programming of the DME control unit in order to optimize the control of the oxygen sensor downstream of the catalytic converter.
122-W5C2W-082019-08-12. Service bulletin. ENGINE; EQUIPMENT ADAPTIVE/MOBILITY. Information about possible engine knocking and how to clean carbon deposits is they are dirty and causing knocking.
122-X2X7N-072019-07-08. Service bulletin. ENGINE AND ENGINE COOLING. Notice to dealers that coolants will be moved out of the special tool cabinet in the dealer service department in order to make room for new special tools. All coolant tools will be moved to the "Coolant Cart" because they need to be housed in the same place.
122-V5F8X-072019-07-08. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Information on new model designation logos which can be purchased and applied to the rear exhaust area of a vehicle, displaying the model designation on the outside of the vehicle.
122-T4V3R-042019-04-08. Service bulletin. ENGINE AND ENGINE COOLING. There is cast residue in the cylinder head cover sealing groove, causing the injector holes to leak.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.