Service bulletins for the 2020 Nissan Pathfinder
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.
97 on file from NHTSA, as of 2026-10-19.
About P0037 on the 2020 Nissan Pathfinder: what the code means, and the bulletins and recalls about the same components.
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Only bulletins with trouble code: P0037 are shown. Show all
| NTB21-025 | 2021-05-08. Service bulletin. ENGINE AND ENGINE COOLING. 2020 PATHFINDER; MIL ON WITH DTC P0037 STORED IF YOU CONFIRM The MIL is ON and DTC P0037 (HO2S2 HEATER) is stored in the ECM. ACTION 1. Confirm the current ECM part number. 2. Reprogram the ECM, if applicable. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.