P31E7 on Nissan
Restart inhibition fault on Nissan electric vehicles
Severity: Inspect soon
The code comes with a Leaf that will not restart, and owners report being stranded. Nissan links it to a battery module, so it is a high-voltage fault for a shop.
This page covers only what differs on Nissan. For what P31E7 means, the ranked causes and the test order, see the P31E7 guide.
What's different on Nissan
NissanYour car
2019–2025 · Leaf
Supported by vehicle dataNissan bulletins NTB23-024 and 024A cover the Leaf. Four 2017-2022 Leaf owners report P31E7 with no-restart, and some report a replacement pack failing. Bulletin status is not verified.
NTB23-024Status unverified
Vehicle will not start, P31E7 and P0AA6
2019–2022leaf · NHTSA 10234086
Run diagnosis, inspect the battery module for a bent retention plate and replace it if applicable.
We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.
NTB23-024AStatus unverified
Vehicle will not start, P31E7 and P0AA6 (amended)
2019–2025leaf · NHTSA 11004974
Amended version of NTB23-024; the NHTSA summary only says it was amended.
We couldn't confirm whether this bulletin is still current, so it doesn't count as confirmation.
Sources and review
- Nissan bulletin NTB23-024, vehicle will not start with P31E7 and P0AA6 (Leaf; NHTSA 10234086)
- NHTSA complaint ODI 11513715
- NHTSA complaint ODI 11665431
- NHTSA complaint ODI 11750729
- NHTSA complaint ODI 11746566
- Last reviewed
- Written by
- Saurabh K.
- Editorial review
- Pending
- Technician review
- Technician review pending
This page explains what a code usually means; it is not a substitute for a professional inspection. How we source and review · Report an error