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Mitsubishi P1A68

CMU11 battery cell high voltage abnormal, P1A69: CMU12 battery cell high voltage abnormal . TROUBLE JUDGMENT Check Conditions  Three seconds elapse after the electric motor switch

DriveNot yet established by verified evidence.
ChargeNot yet established by verified evidence.
ServiceProfessional service is appropriate because this DTC concerns the main drive lithium-ion battery monitoring system. The supplied evidence does not establish urgency or whether driving or charging is permitted.
Confidence95%

Quick answer

P1A68 is identified in Mitsubishi material as “CMU11 battery cell high voltage abnormal.” Verified applicability is limited to U.S.-market 2012 and 2014 Mitsubishi i-MiEV vehicles.

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 P1A68 mean?

P1A68 is identified in Mitsubishi material as “CMU11 battery cell high voltage abnormal.” Verified applicability is limited to U.S.-market 2012 and 2014 Mitsubishi i-MiEV vehicles.

2. Technical explanation

The verified Mitsubishi/NHTSA TSB evidence identifies P1A68 as a CMU11 battery-cell high-voltage abnormal condition. The listed judgment conditions state that three seconds have elapsed after the electric motor switch is turned ON, or three seconds have elapsed after the main drive lithium-ion battery begins charging. The supplied evidence does not establish the exact failure mechanism, diagnostic threshold, required repair, or operating restrictions.

3. What system is affected?

Main drive lithium-ion battery monitoring; specifically CMU11, as identified by the verified evidence.

4. How serious is this code?

Not yet established by verified evidence.

5. Symptoms you may notice

Not yet established by verified evidence.

6. Possible causes

  • Not yet established by verified evidence.

7. Can I still drive the vehicle?

Not yet established by verified evidence.

8. Can I charge the vehicle?

Not yet established by verified evidence.

9. What you can safely do

  • Arrange diagnosis by a qualified Mitsubishi EV service provider.
  • Do not attempt high-voltage battery or battery-monitoring repairs yourself.

10. Step-by-step troubleshooting

  1. Confirm the stored DTC with suitable diagnostic equipment.
  2. Use the applicable Mitsubishi service information and the referenced technical service bulletin during professional diagnosis.
  3. Further troubleshooting steps are not yet established by the supplied verified evidence.

11. When to contact service

Professional service is appropriate because this DTC concerns the main drive lithium-ion battery monitoring system. The supplied evidence does not establish urgency or whether driving or charging is permitted.

12. What the service center may check

  • Verify P1A68 and any accompanying diagnostic trouble codes.
  • Evaluate the condition using applicable Mitsubishi service information. Specific test steps are not established by the supplied verified evidence.

13. Possible repair or resolution

  • Not yet established by verified evidence.

14. Affected vehicles

15. Related TSBs / service bulletins

  • TSB-19-54-004, published March 13, 2019, referenced by NHTSA Manufacturer Communication PDF 10158409.
  • TSB-19-54-003, published March 13, 2019, referenced by NHTSA Manufacturer Communication PDF 10158408.

16. Recall information

  • Not yet established by verified evidence.

17. Official manufacturer information

Official evidence: NHTSA-hosted Mitsubishi manufacturer communications TSB-19-54-004 (MC-10158409) and TSB-19-54-003 (MC-10158408), both published March 13, 2019: https://static.nhtsa.gov/odi/tsbs/2019/MC-10158409-9999.pdf and https://static.nhtsa.gov/odi/tsbs/2019/MC-10158408-9999.pdf

19. Frequently asked questions

What does P1A68 mean?

Verified Mitsubishi evidence identifies P1A68 as “CMU11 battery cell high voltage abnormal.”

Which vehicles are verified as applicable?

The supplied verified applicability data lists U.S.-market 2012 and 2014 Mitsubishi i-MiEV vehicles.

When can this DTC be judged?

The supplied TSB evidence states the condition is evaluated after three seconds following electric motor switch ON, or after three seconds following the start of main drive lithium-ion battery charging.

Can the vehicle be driven or charged with P1A68?

Not yet established by verified evidence.

20. Sources & verification

Verified
Mitsubishi P1A68: CMU11 battery cell high voltage abnormal, P1A69:… | EV Diagnostics