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Cadillac P1EE6

45-001 Diagnostic Information for Intermittent 110

DriveUnknown. The supplied diagnostic record lists safe-to-drive status as unknown.
ChargeUnknown. The supplied diagnostic record lists safe-to-charge status as unknown.
ServiceContact a Cadillac/GM service center or other qualified EV service provider for diagnosis, particularly if the Service Vehicle Soon or Check Engine lamp appears after 240 V charging and P1EE6 is stored.
Confidence95%

Quick answer

For a 2014 Cadillac ELR (US), DTC P1EE6 is documented in an official GM/NHTSA manufacturer communication as potentially being found current or in history when the Service Vehicle Soon or Check Engine lamp illuminates after charging with a 240 V charging station. The communication directs technicians to the latest version of Bulletin 12-08-45-001, “Diagnostic Information for Intermittent 110.”

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 P1EE6 mean?

For a 2014 Cadillac ELR (US), DTC P1EE6 is documented in an official GM/NHTSA manufacturer communication as potentially being found current or in history when the Service Vehicle Soon or Check Engine lamp illuminates after charging with a 240 V charging station. The communication directs technicians to the latest version of Bulletin 12-08-45-001, “Diagnostic Information for Intermittent 110.”

2. Technical explanation

The verified evidence identifies P1EE6 as “45-001 Diagnostic Information for Intermittent 110.” In the cited manufacturer communication, P1EE6 may be stored as a current or history DTC after charging using a 240 V charging station, in association with a Service Vehicle Soon or Check Engine lamp. The evidence does not establish a component-level fault, a specific root cause, or a consumer-performed repair procedure.

3. What system is affected?

Not yet established by verified evidence.

4. How serious is this code?

Unknown. The supplied diagnostic record lists severity as unknown.

5. Symptoms you may notice

  • Service Vehicle Soon lamp or Check Engine lamp illuminated after charging using a 240 V charging station.
  • P1EE6 may be stored as a current or history diagnostic trouble code.

6. Possible causes

  • Not yet established by verified evidence.

7. Can I still drive the vehicle?

Unknown. The supplied diagnostic record lists safe-to-drive status as unknown.

8. Can I charge the vehicle?

Unknown. The supplied diagnostic record lists safe-to-charge status as unknown.

9. What you can safely do

  • Record whether the warning lamp appeared after charging with a 240 V charging station.
  • Have a qualified Cadillac/GM service technician retrieve diagnostic trouble codes and evaluate P1EE6 using the latest applicable bulletin information.
  • Do not attempt high-voltage diagnosis or repair yourself.

10. Step-by-step troubleshooting

  1. A technician should follow the latest version of Bulletin 12-08-45-001, “Diagnostic Information for Intermittent 110,” as directed by the verified manufacturer communication.
  2. The supplied evidence does not provide additional diagnostic steps.

11. When to contact service

Contact a Cadillac/GM service center or other qualified EV service provider for diagnosis, particularly if the Service Vehicle Soon or Check Engine lamp appears after 240 V charging and P1EE6 is stored.

12. What the service center may check

  • Confirm whether P1EE6 is current or stored in history.
  • Evaluate the condition using the latest version of Bulletin 12-08-45-001, as directed by NHTSA Manufacturer Communication 10113285 (PIP5155).

13. Possible repair or resolution

  • Not yet established by verified evidence.

14. Affected vehicles

15. Related TSBs / service bulletins

  • NHTSA Manufacturer Communication 10113285: PIP5155, published September 27, 2013. It states that if the Service Vehicle Soon or Check Engine lamp is on after charging with a 240 V charging station and P1EE6 is current or history, technicians should follow the latest version of Bulletin 12-08-45-001, “Diagnostic Information for Intermittent 110.”

16. Recall information

  • No recall information was supplied in the verified evidence.

17. Official manufacturer information

Verified source: NHTSA Manufacturer Communication 10113285, PIP5155. https://static.nhtsa.gov/odi/ffdd/tsbs/TSBS_RECEIVED_2015-2019.zip#nhtsa_id=10113285

19. Frequently asked questions

What does P1EE6 mean on a 2014 Cadillac ELR?

The supplied diagnostic record defines P1EE6 as “45-001 Diagnostic Information for Intermittent 110.”

When can P1EE6 appear according to the manufacturer communication?

The verified communication says P1EE6 may be found current or in history when the Service Vehicle Soon or Check Engine lamp is on after charging using a 240 V charging station.

Is it safe to drive or charge with P1EE6?

Not yet established by verified evidence. The supplied diagnostic record lists both safe-to-drive and safe-to-charge status as unknown.

What should a technician use to diagnose it?

The communication directs technicians to follow the latest version of Bulletin 12-08-45-001, “Diagnostic Information for Intermittent 110.”

20. Sources & verification

Verified
Cadillac P1EE6: 45-001 Diagnostic Information for Intermittent 110 | EV Diagnostics