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Hyundai P1C2D1C

High Flow EOP (HF EOP): Model Op Code Operation Op. Time Causal Part Nature Code Cause Code Elantra N (CN7 N) 2.0T Kona N (OS N) 2.0T Santa Cruz (NXT) 2.5T Santa Fe (TM) 2.5T Sonat

DriveNot yet established by verified evidence.
ChargeNot yet established by verified evidence.
ServiceContact a Hyundai dealer or qualified technician for service-manual-based diagnosis. Service urgency is not established by the supplied evidence.
Confidence95%

Quick answer

P1C2D1C is listed by Hyundai as “HP EOP motor position sensor voltage.” It is covered in Hyundai communication 22-AT-009H for specified U.S. models. Follow the applicable service manual diagnosis; the bulletin states that if no wiring-harness issue is found, replace the DCT.

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 P1C2D1C mean?

P1C2D1C is listed by Hyundai as “HP EOP motor position sensor voltage.” It is covered in Hyundai communication 22-AT-009H for specified U.S. models. Follow the applicable service manual diagnosis; the bulletin states that if no wiring-harness issue is found, replace the DCT.

2. Technical explanation

The supplied Hyundai/NHTSA bulletin identifies P1C2D1C as a High-Pressure Electric Oil Pump (HP EOP) motor-position-sensor voltage DTC. The bulletin concerns High Flow EOP (HF EOP) service information and directs technicians to use the service manual to diagnose the DTC.

3. What system is affected?

High-Pressure Electric Oil Pump (HP EOP) / High Flow EOP (HF EOP) system. The supplied evidence does not further establish the exact component-level fault location.

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

  • A wiring-harness issue is referenced by Hyundai’s bulletin as part of the diagnostic decision process.
  • If no wiring-harness issue is found, Hyundai’s bulletin directs replacement of the DCT. The supplied evidence does not establish additional causes.

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 using the applicable Hyundai service manual.
  • Provide the stored DTC, P1C2D1C, to the servicing dealer or qualified technician.
  • Do not attempt high-voltage or transmission repair procedures based on this page.

10. Step-by-step troubleshooting

  1. Use the applicable Hyundai service manual to diagnose P1C2D1C, as directed in Hyundai communication 22-AT-009H.
  2. Check for wiring-harness issues as part of the prescribed diagnosis.
  3. If no wiring-harness issue is found, Hyundai communication 22-AT-009H states to replace the DCT.

11. When to contact service

Contact a Hyundai dealer or qualified technician for service-manual-based diagnosis. Service urgency is not established by the supplied evidence.

12. What the service center may check

  • Diagnose P1C2D1C according to the applicable Hyundai service manual.
  • Inspect for wiring-harness issues.
  • If no wiring-harness issue is found, replace the DCT, per Hyundai communication 22-AT-009H.

13. Possible repair or resolution

  • Hyundai communication 22-AT-009H states: if no wiring-harness issue is found, replace the DCT.

14. Affected vehicles

15. Related TSBs / service bulletins

  • Hyundai service communication 22-AT-009H, published July 14, 2022; NHTSA manufacturer communication PDF 10217250. It lists P1C2D1C as “HP EOP motor position sensor voltage” and provides the service direction to use the service manual, inspect for wiring-harness issues, and replace the DCT if no harness issue is found.

16. Recall information

No recall relationship is established by verified evidence.

17. Official manufacturer information

Official source: NHTSA Manufacturer Communication PDF 10217250 / Hyundai communication 22-AT-009H: https://static.nhtsa.gov/odi/tsbs/2022/MC-10217250-0001.pdf

19. Frequently asked questions

What does Hyundai code P1C2D1C mean?

Hyundai communication 22-AT-009H identifies P1C2D1C as “HP EOP motor position sensor voltage.”

Which vehicles are established as applicable by the supplied evidence?

The supplied applicability data establishes U.S. 2022 Hyundai Kona and U.S. 2022 Hyundai Santa Fe. The bulletin summary also lists Kona N (OS N), Santa Fe (TM), and other Hyundai performance and turbocharged models, but exact year and market applicability beyond the supplied applicability records is not established here.

What repair does Hyundai specify?

The bulletin directs diagnosis using the service manual and states that if no wiring-harness issue is found, replace the DCT.

Is it safe to drive or charge?

Not yet established by verified evidence.

20. Sources & verification

Verified
Hyundai P1C2D1C: High Flow EOP (HF EOP): Model Op Code Operation Op.… | EV Diagnostics