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Service bulletins for the 2018 Porsche Cayenne

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.

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

By type

By component

By trouble code

Only bulletins with component: Brakes are shown. Show all

Bulletins, newest first
No. D7522026-02-05. Service bulletin. SERVICE BRAKES. Parts information for parts withdrawal involving the caliper without brake pads. The part numbers affected are in the attached PDF. The vehicles associated are cars that use the part numbers in the PDF.
No. D7492025-12-05. Service bulletin. SERVICE BRAKES. Parts information for parts withdrawal involving the brake disc 9Y0615301AJ
D7192025-06-02. Service bulletin. SERVICE BRAKES. Parts information for Parts Withdrawal - 1 Set of Brake Pads for Disk Brake. Vehicles included are all cars that use part number 992698451R
No. D6892024-08-06. Service bulletin. SERVICE BRAKES. Parts information for parts withdrawal involving the brake hose 9J1611707F and 9J1611708F
No. D6842024-07-02. Service bulletin. SERVICE BRAKES. Parts information for parts withdrawal involving the retainer for brake hose/brake line
No. D6812024-06-05. Service bulletin. SERVICE BRAKES. Parts information for parts withdrawal involving the retainer for brake hose/pressure difference sender. (9J1611845C, 9J1611846C, PAB906051C)
No. 122-202023-04-06. Service bulletin. SERVICE BRAKES, HYDRAULIC. Technical information on a complaint - brake noise
No. 120-222022-10-04. Service bulletin. SERVICE BRAKES, HYDRAULIC. Symptom-based workshop manual for the PSCB brake system. Squeaking noises from around the front axle. Replacing brake discs and brake pads.
No. 1801.42022-04-05. Service bulletin. SERVICE BRAKES. Advanced technical information for a brake squeal.
No. 111-202021-11-05. Service bulletin. SERVICE BRAKES, HYDRAULIC. Information on symptom-based workshop manual. Disc brakes - squealing noises at low speed from rear axle area.
ATIALL416052021-06-28. Service bulletin. EQUIPMENT; SERVICE BRAKES. Understanding and addressing brake squeal complaints.
122-S6Q2R-062021-03-06. Service bulletin. EQUIPMENT; SERVICE BRAKES. Resubmitting at request of Mr. Bernard Hardgrave. Advanced technical information on brake fluid for all Porsche vehicles.
No. 24-152020-12-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; PARKING BRAKE:INDICATOR LIGHT; VISIBILITY. Installation and conversion instructions for parking pre-climatization of the Gen 2 Cayenne.
No. 111-202020-09-02. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC. Repair instructions for addressing squeaking noises at low speeds from the rear axle area on the Cayenne.
No. 28-202020-06-02. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; SERVICE BRAKES, HYDRAULIC; EQUIPMENT. Workshop campaign instructions for WS Campaign WKF8 - Replacing PSCB Brake Pads on Front Axle and Replacing Brake Pad Retainer Springs on Rear Axle
122-B4J4T-052020-05-05. Service bulletin. SERVICE BRAKES, HYDRAULIC. Porsche intranet posting for Workshop Campaign WKF8.
122-H3P6K-052020-05-05. Service bulletin. SERVICE BRAKES, HYDRAULIC. Workshop Campaign instructions for WS Campaign WKF8 - Replacing PSCB Brake Pads on Front Axle and Replacing Brake Pad Retainer Springs on Rear Axle.
122-S2A6B-052020-05-04. Service bulletin. SERVICE BRAKES, HYDRAULIC. Procedure for attaching additional adhesive pads to the brakes in the event that there is a clicking noise from the brakes when changing directions in certain Cayenne vehicles.
122-E4M3M-082019-08-12. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC; SERVICE BRAKES, AIR:DISC; SERVICE BRAKES, HYDRAULIC. Information about possible noise squeaks when turning from Cayenne front disk brakes due to high performance brakes being installed.
122-C9S9E-082019-08-12. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC; SERVICE BRAKES, HYDRAULIC; SERVICE BRAKES, AIR:DISC. Information about possible noise squeaks from Cayenne front disk brakes due to high performance brakes being installed.
122-R8W4S-082019-08-12. Service bulletin. SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:DISC; SERVICE BRAKES, HYDRAULIC; SERVICE BRAKES, AIR:DISC. Information about possible noise squeaks from Cayenne rear disk brakes due to high performance brakes being installed.
122-K3E2B-092018-11-19. Service bulletin. SERVICE BRAKES, HYDRAULIC. Subject: Retainer spring for front brake pad Symptom: A clicking noise can come from around the front axle when changing direction of travel or when braking suddenly while driving slowly. Cause: During load changes or changes in direction, the brake pads can hit against the brake caliper and cause the clicking noise.
122-C4M9S-092018-11-19. Service bulletin. SERVICE BRAKES, HYDRAULIC. Subject: Rear disc brake pads Symptom: If the vehicle is braked while driving at low speeds, a squealing noise can be heard shortly before the vehicle comes to a standstill. Cause: The disc brake pads can cause the squealing noise due to a change in the manufacturing process used by the supplier.
122-X8H9Y-082018-08-20. Service bulletin. SERVICE BRAKES, HYDRAULIC. Subject: Connecting-rod bearing Situation: At high engine speeds and with the high lateral acceleration forces that occur when driving on race tracks, the oil pressure can drop if the engine-oil level is low. In this case, the connecting rod bearings in the engine can be damaged due to insufficient lubrication.

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