Service bulletins for the 2018 Porsche 718 Boxster
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.
510 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| 122-K3T8B-07 | 2018-07-30. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Symptom: The red warningmessage "Refill coolant immediately! Do not drive on" can appear at times in the instrument cluster. |
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| 122-W6N2F-07 | 2018-07-30. Service bulletin. STRUCTURE:BODY:ROOF AND PILLARS. Subject: Convertible top covering Symptom: Seam? Overview -1- at the rear left of the convertible top covering becomes detached |
| 122-N9H2B-06 | 2018-06-25. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. Subject: Window cleaning fluid Information: The affected vehicles were not filled with window cleaning fluid at the factory because the window cleaning fluid is not currently available. For this reason, the washer fluid reservoir on the affected vehicles was only partly filled with water. Remedial Action: Before vehicle delivery to customers, the washer fluid reservoir must be filled with a window cleaning fluid listed in the EPA Inventory during the sales check. |
| 122-B9V4V-06 | 2018-06-25. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Information: The Approval and Support Management system was created to offer assistance to the dealer organization with new and complex technical issues by utilizing the Support Specialists within Porsche R&D. As a result, this process has reduced vehicle downtime and repeat repairs substantially. |
| 122-Q4A9M-05 | 2018-05-21. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Subject: Air-conditioning control unit (also control panel/switch console) Symptom: Reduced or no cooling air flow from the air conditioning system. Cause: Too much condensation can be produced while cooling the vehicle. The condensation freezes and causes the evaporator to ice up. Remedial Action: Re-program the air-conditioning control unit by entering the campaign number. The evaporator temperature is increased slightly to reduce the build-up of condensation. |
| 122-Y7X3X-05 | 2018-05-21. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. Symptom: Coolant is leaking out at the coolant reservoir cap. Cause: The coolant reservoir cap may have been overtightened. The locking lug for the limit stop of the coolant reservoir cap has broken off. Procedure: Replace coolant reservoir filler neck and coolant reservoir cap. |
| 122-S2H7Q-04 | 2018-04-23. Service bulletin. AIR BAGS. Concern: Production change Information: There was a production change to the airbag system in sports cars (991 II/982) starting in CW22/2017. All Coupe versions now have a curtain style head airbag, as opposed to the head airbag previously (still in Cabriolet versions) found in the doors |
| 122-T4Q4V-04 | 2018-04-23. Service bulletin. WHEELS. Subject: Rear wheels Information: The rear axle of the affected vehicles was fitted with wheels on which a surface fault can occur on the inside of the wheel due to an error during the production process. If this happens, the surface fault can be regarded as a visual defect. |
| 122-X8H2U-04 | 2018-04-23. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Vehicle Type: 718 Boxster, 718 Cayman (982) Concern: Approval status: January 2018 |
| 122-N7L9D-02 | 2018-02-12. Service bulletin. AIR BAGS; ELECTRICAL SYSTEM. Customer Concern: The driver receives an airbag warning in the instrument cluster. Technical Concern: The workshop confirms the customer?s observation along with one or more of the following fault codes: ? 002502: Key-operated switch circuit 1, short circuit to B+ ? 002602: Key-operated switch circuit 2, short circuit to B+ |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.