Service bulletins for the 2023 Polestar Polestar 2
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.
103 on file from NHTSA, as of 2026-10-19.
About P0CBC on the 2023 Polestar Polestar 2: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P0CBC are shown. Show all
| 37523 | 2025-12-02. Service bulletin. FUEL/PROPULSION SYSTEM. This is a TJ If a customer experiences a "Propulsion System Service Required" message in the DIM, and the DTC IEM P0CBC62 is stored, please follow the advice under "Service". There have been cases where the IEM has been replaced incorrectly for this DTC, and instead, a faulty one-way valve in the coolant system was the root cause. To determine if this coolant valve is faulty, the IEM transistor temperature parameters for phases U, V, and W can be monitored and plotted with VIDA. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.