Mitsubishi P1A97
ion battery starts to be charged. Balancer allowed to be driven is OFF. Either one of the foll
Quick answer
P1A97 is identified in a verified Mitsubishi service bulletin as “CMU10 Battery Balancing Unit” for the 2016 Mitsubishi i-MiEV in the US. The supplied evidence does not establish whether the vehicle is safe to drive or charge.
This page separates verified manufacturer/regulator evidence from supporting material. Unsupported causes, repairs or safety conclusions are not guessed.
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1. What does P1A97 mean?
P1A97 is identified in a verified Mitsubishi service bulletin as “CMU10 Battery Balancing Unit” for the 2016 Mitsubishi i-MiEV in the US. The supplied evidence does not establish whether the vehicle is safe to drive or charge.
2. Technical explanation
The verified bulletin lists P1A97 among battery-balancing-unit DTCs and labels it “CMU10 Battery Balancing Unit.” Its listed trouble-judgment conditions include: three seconds after the electric motor switch is turned ON, or three seconds after main drive lithium-ion battery charging begins; and the balancer allowed to be driven is OFF. The supplied excerpt is truncated after “Either one of the foll,” so the complete setting criteria and diagnostic procedure are not established by the available evidence.
3. What system is affected?
CMU10 Battery Balancing Unit / main drive lithium-ion battery balancing system.
4. How serious is this code?
Unknown. Severity is not established by verified evidence.
5. Symptoms you may notice
- Not yet established by verified evidence.
6. Possible causes
- A condition associated with the CMU10 Battery Balancing Unit is indicated by P1A97.
- The specific fault causes are not yet established by verified evidence.
7. Can I still drive the vehicle?
Unknown. Not yet established by verified evidence.
8. Can I charge the vehicle?
Unknown. Not yet established by verified evidence.
9. What you can safely do
- Arrange diagnosis by a Mitsubishi-qualified service facility.
- Do not attempt high-voltage battery or battery-balancing-unit repairs yourself.
10. Step-by-step troubleshooting
- Have a qualified technician retrieve and assess the stored DTCs using the applicable Mitsubishi diagnostic procedure.
- The complete diagnostic steps for P1A97 are not included in the supplied verified evidence.
11. When to contact service
Service is recommended because P1A97 is identified as a CMU10 Battery Balancing Unit DTC. The supplied evidence does not establish urgency or a specific repair.
12. What the service center may check
- Confirm P1A97 is present.
- Use the applicable Mitsubishi service-bulletin diagnostic procedure for the CMU10 Battery Balancing Unit.
- Additional required checks are not yet established by the supplied verified evidence.
13. Possible repair or resolution
- Not yet established by verified evidence.
14. Affected vehicles
- Mitsubishi i-MiEV · 2016 · US
15. Related TSBs / service bulletins
- Mitsubishi TSB-19-54-005, published March 13, 2019, lists P1A97 as “CMU10 Battery Balancing Unit.”
16. Recall information
- Not yet established by verified evidence.
17. Official manufacturer information
Verified official source: NHTSA Manufacturer Communication PDF 10158410, Mitsubishi TSB-19-54-005: https://static.nhtsa.gov/odi/tsbs/2019/MC-10158410-9999.pdf
19. Frequently asked questions
What does Mitsubishi code P1A97 mean?
The verified bulletin identifies P1A97 as “CMU10 Battery Balancing Unit.”
Which vehicle is covered by the supplied evidence?
The verified applicability record covers the 2016 Mitsubishi i-MiEV in the US.
Can I drive or charge with P1A97?
Not yet established by verified evidence.
Is there a verified repair for P1A97?
Not yet established by verified evidence.