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Volvo P0EBF24

06 Technical Journal 34446.1.0 DESCRIPTION: If a Check Engine Light in combination with DTC ECM-P0EBF24 “A/C Refrigerant Temperature sensor A” is set in vehicle, please follow “Ser

DriveNot yet established by verified evidence.
ChargeNot yet established by verified evidence.
ServiceContact an authorized Volvo service provider if the Check Engine Light is present with ECM-P0EBF24, particularly if the event followed Parking Climate/Pre-Condition use while connected to a powered charging cable.
Confidence95%

Quick answer

For certain 2019 US Volvo S90, XC60, and XC90 vehicles, ECM DTC P0EBF24 may occur with a Check Engine Light after Parking Climate/Pre-Condition use while a powered charging cable is connected. Volvo Technical Journal 34446.1.0 identifies this scenario as a software misdetection and directs technicians to follow its service procedure.

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 P0EBF24 mean?

For certain 2019 US Volvo S90, XC60, and XC90 vehicles, ECM DTC P0EBF24 may occur with a Check Engine Light after Parking Climate/Pre-Condition use while a powered charging cable is connected. Volvo Technical Journal 34446.1.0 identifies this scenario as a software misdetection and directs technicians to follow its service procedure.

2. Technical explanation

Verified NHTSA-posted Volvo Technical Journal 34446.1.0 describes ECM-P0EBF24 as “A/C Refrigerant Temperature sensor A.” The bulletin states that, when the charging cable is connected with power and the customer uses Pre-Condition (also called Parking Climate), the DTC could be set when the vehicle is subsequently started. Volvo identified this as a misdetection in software.

3. What system is affected?

Engine Control Module (ECM); the reported DTC description is A/C Refrigerant Temperature sensor A.

4. How serious is this code?

Not yet established by verified evidence.

5. Symptoms you may notice

  • Check Engine Light may be set in combination with ECM-P0EBF24.
  • The bulletin describes the DTC as intermittent.
  • The documented event can occur after use of Pre-Condition/Parking Climate with a powered charging cable connected, followed by vehicle start.

6. Possible causes

  • For the documented charging and Pre-Condition/Parking Climate scenario, Volvo identifies a software misdetection.
  • Other 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 an authorized Volvo service provider and provide the DTC and the circumstances in which it occurred.
  • Tell the service provider whether a powered charging cable was connected and Parking Climate/Pre-Condition was used before the vehicle was started.
  • Do not attempt high-voltage, refrigerant-system, or module repair work yourself.

10. Step-by-step troubleshooting

  1. Volvo Technical Journal 34446.1.0 instructs service personnel to follow the bulletin’s service procedure when a Check Engine Light and ECM-P0EBF24 are present.
  2. The supplied verified evidence does not include the complete service steps.

11. When to contact service

Contact an authorized Volvo service provider if the Check Engine Light is present with ECM-P0EBF24, particularly if the event followed Parking Climate/Pre-Condition use while connected to a powered charging cable.

12. What the service center may check

  • Confirm whether ECM-P0EBF24 is present with the Check Engine Light.
  • Confirm whether the charging cable was connected with power and Parking Climate/Pre-Condition was used before the vehicle was started.
  • Follow Volvo Technical Journal 34446.1.0 service guidance.

13. Possible repair or resolution

  • The verified bulletin identifies the documented condition as a software misdetection.
  • The supplied evidence does not establish the exact repair or software action.

14. Affected vehicles

15. Related TSBs / service bulletins

  • Volvo Technical Journal 34446.1.0, dated 2019-02-06; posted by NHTSA as Manufacturer Communications MC-10157862-9999 and MC-10156255-9999. It applies in the supplied data to 2019 US Volvo S90, XC60, and XC90 vehicles.

16. Recall information

  • No recall is established by the supplied verified evidence.

17. Official manufacturer information

NHTSA-hosted Volvo Technical Journal 34446.1.0: https://static.nhtsa.gov/odi/tsbs/2019/MC-10157862-9999.pdf

19. Frequently asked questions

What does Volvo P0EBF24 mean in this bulletin?

The bulletin identifies ECM-P0EBF24 as “A/C Refrigerant Temperature sensor A.”

Can Parking Climate trigger P0EBF24?

Volvo states that the DTC could be set after Parking Climate/Pre-Condition is used while a powered charging cable is connected and the vehicle is then started.

Is the documented condition a sensor failure?

For the scenario described in Technical Journal 34446.1.0, Volvo identifies a software misdetection. Other fault causes are not established by the supplied evidence.

Which vehicles are covered by the supplied applicability data?

2019 US Volvo S90, XC60, and XC90 vehicles.

20. Sources & verification

Verified
Volvo P0EBF24: 06 Technical Journal 34446.1.0 DESCRIPTION: If a Check… | EV Diagnostics