- Engine / equipment
- 62 kWh lithium-ion battery modules: Nissan Leaf (ZE1) e+
- Period mentioned
- 2019–2025
- Symptoms
- The car does not start and has codes P31E7 (restart inhibition) and P0AA6 (high-voltage system isolation) stored.
- Possible cause described
- According to Nissan bulletin NTB23-024A (USA, May 2024) for the 2019–2025 Leaf ZE1 with the 62 kWh battery, if a battery module triggered the codes, it is inspected for a bent retention plate and, if so, the module is replaced.
- Check for the garage
- Do not keep trying to start it: it is a high-voltage fault. Call for assistance and have a Nissan dealer follow the bulletin’s diagnosis to see whether a battery module is the cause.
- Cost cited in the source
- No verified estimate; ask the garage for a quote.A rough figure from the original database, not an up-to-date quote.
KNOWN FAULT · Nissan
The car will not start with codes P31E7 and P0AA6 because of a battery module with a bent retention plate (Leaf e+ 62 kWh)
Sources are not verified in real time and no entry confirms that your car is affected.
Has this happened to you?
Anonymous answer, no personal data.
Frequently asked questions
How much does it cost to repair this fault?
No verified estimate; ask the garage for a quote.
A rough figure from the original database, not an up-to-date quote.
Calculate estimateHow is it checked?
Do not keep trying to start it: it is a high-voltage fault. Call for assistance and have a Nissan dealer follow the bulletin’s diagnosis to see whether a battery module is the cause.
What are the symptoms?
The car does not start and has codes P31E7 (restart inhibition) and P0AA6 (high-voltage system isolation) stored.
Which cars and years does it affect?
- Brands
- Nissan
- Engine / equipment
- 62 kWh lithium-ion battery modules: Nissan Leaf (ZE1) e+
- Period mentioned
- 2019–2025
Taking it to a garage?
Models with this entry
- Nissan Leaf (ZE1)2018–2025
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