Service bulletins for the 2021 Infiniti Q50
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.
111 on file from NHTSA, as of 2026-10-19.
About P062F on the 2021 Infiniti Q50: what the code means, and the bulletins and recalls about the same components.
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By trouble code
Only bulletins with trouble code: P062F are shown. Show all
| ITB21-007 | 2021-05-07. Service bulletin. ENGINE AND ENGINE COOLING. MIL ON WITH DTC P062F AND/OR P0603 STORED IF YOU CONFIRM The MIL is ON and DTC P062F (EEPROM) and/or P0603 (ECM BACK UP/CIRCUIT) is stored, And The customer stated the vehicle was recently started after sitting for an extended period of time (i.e., the battery voltage was low while attempting to start the engine). ACTION 1. Test the vehicle’s 12 volt battery using the Midtronics DSS-5000. Recharge or replace the battery if necessary. 2. Erase all DTCs. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.