Mitsubishi P1C00
DCDC Input Voltage Abnormal 12 AKB00070 11 High voltage circuit AB Wire color code B: Black LG: Light green G: Green L: Blue W: White Y: Y ellow SB: Sky blue BR: Brown O: Orange GR
Quick answer
For 2012–2013 Mitsubishi i-MiEV vehicles in the US, DTC P1C00 is identified in Mitsubishi service information as “DCDC Input Voltage Abnormal 12.”
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 P1C00 mean?
For 2012–2013 Mitsubishi i-MiEV vehicles in the US, DTC P1C00 is identified in Mitsubishi service information as “DCDC Input Voltage Abnormal 12.”
2. Technical explanation
Verified evidence identifies P1C00 as a DC-DC converter/on-board charger diagnostic trouble code involving an abnormal DC-DC input-voltage condition. The cited Mitsubishi bulletin includes high-voltage circuit information between the on-board charger/DC-DC converter and the traction battery. It also directs technicians to use the diagnostic procedures applicable to the part-number-label marking on the on-board charger/DC-DC converter.
3. What system is affected?
On-board charger/DC-DC converter and its high-voltage circuit to the traction battery.
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
- An abnormal DC-DC input-voltage condition is established by the DTC description. Specific root causes are 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 inspection or repair of orange/high-voltage cables, the traction battery, or the on-board charger/DC-DC converter.
10. Step-by-step troubleshooting
- Use Mitsubishi’s applicable DTC diagnostic procedure for P1C00, including the procedure determined by the on-board charger/DC-DC converter part-number-label marking.
- Diagnosis of the high-voltage circuit should be performed by qualified personnel using manufacturer service information.
11. When to contact service
Contact a Mitsubishi dealer or qualified EV service provider for diagnosis of P1C00.
12. What the service center may check
- Confirm DTC P1C00 using appropriate diagnostic equipment.
- Identify the on-board charger/DC-DC converter part-number-label marking and follow the corresponding Mitsubishi diagnostic procedure.
- Inspect and test the relevant high-voltage circuit only according to Mitsubishi service procedures and by qualified personnel.
13. Possible repair or resolution
- Not yet established by verified evidence. The supplied bulletin establishes diagnostic-procedure guidance but does not provide a verified repair outcome in the available evidence.
14. Affected vehicles
- Mitsubishi i-MiEV · 2012–2013 · US
15. Related TSBs / service bulletins
- Mitsubishi TSB-20-54-003, published April 22, 2020; NHTSA manufacturer communication MC-10175779-9999. The bulletin adds DTC diagnostic procedures for the new on-board charger/DC-DC converter and includes P1C00.
16. Recall information
No recall relationship is established by verified evidence.
17. Official manufacturer information
Official source: NHTSA-hosted Mitsubishi manufacturer communication TSB-20-54-003: https://static.nhtsa.gov/odi/tsbs/2020/MC-10175779-9999.pdf
19. Frequently asked questions
What does Mitsubishi i-MiEV code P1C00 mean?
For the verified 2012–2013 US Mitsubishi i-MiEV application, P1C00 is listed as “DCDC Input Voltage Abnormal 12.”
Which system is involved with P1C00?
The verified bulletin associates this code with the on-board charger/DC-DC converter and the high-voltage circuit to the traction battery.
Can I drive or charge with P1C00?
Not yet established by verified evidence.
Is there a service bulletin for P1C00?
Yes. Mitsubishi TSB-20-54-003 includes P1C00 diagnostic-procedure information for the new on-board charger/DC-DC converter.