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Jeep B273C

Digital Crash Input. Customers may experience the following:

DriveUnknown. Verified evidence does not establish whether the vehicle is safe to drive with B273C.
ChargeUnknown. Verified evidence does not establish whether the vehicle is safe to charge with B273C.
ServiceService is recommended because the verified symptom concerns the service-HV warning icon. Driving and charging status are not established by the supplied evidence.
Confidence95%

Quick answer

B273C is identified as “Digital Crash Input.” Verified Jeep service-bulletin evidence associates it with an intermittent wrench (service HV) icon condition.

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 B273C mean?

B273C is identified as “Digital Crash Input.” Verified Jeep service-bulletin evidence associates it with an intermittent wrench (service HV) icon condition.

2. Technical explanation

For the verified affected Jeep vehicles, B273C may be stored alongside P0C19 and P1B03. The supplied official bulletin summaries state that the customer-facing condition may be an intermittent wrench/service-HV icon. The supplied evidence does not establish the underlying fault mechanism beyond the DTC description.

3. What system is affected?

Not yet established by verified evidence. The reported indicator is the wrench (service HV) icon.

4. How serious is this code?

Unknown. The diagnostic record does not provide a severity rating.

5. Symptoms you may notice

  • Intermittent wrench (service HV) icon condition.

6. Possible causes

  • Not yet established by verified evidence.

7. Can I still drive the vehicle?

Unknown. Verified evidence does not establish whether the vehicle is safe to drive with B273C.

8. Can I charge the vehicle?

Unknown. Verified evidence does not establish whether the vehicle is safe to charge with B273C.

9. What you can safely do

  • Arrange diagnosis by an authorized Jeep service facility or qualified technician.
  • Record when the intermittent wrench/service-HV icon appears and whether other warnings or DTCs are present.
  • Do not attempt high-voltage system repairs yourself.

10. Step-by-step troubleshooting

  1. Have the vehicle scanned for B273C and any accompanying DTCs.
  2. Verified bulletin summaries list P0C19 and P1B03 with B273C; their presence should be documented during diagnosis.
  3. Check applicable Jeep service-bulletin procedures by VIN, model, model year, and software configuration. The supplied summaries indicate that the bulletins involve reprogramming, but do not provide enough verified detail to specify the exact module or procedure.

11. When to contact service

Service is recommended because the verified symptom concerns the service-HV warning icon. Driving and charging status are not established by the supplied evidence.

12. What the service center may check

  • Confirm that the vehicle is a 2024 US-specification Jeep Grand Cherokee or Wagoneer.
  • Retrieve and document B273C and any accompanying DTCs, including P0C19 and P1B03 if present.
  • Review the applicability and procedure of Jeep bulletin 08-231-24 and/or 08-003-25, including Revision A, by VIN.
  • Perform only the bulletin-directed reprogramming or other actions after confirming applicability.

13. Possible repair or resolution

  • Official bulletin summaries for 08-231-24 and 08-003-25 state that the bulletin involves reprogramming.
  • The exact module, calibration, and repair outcome are not established by the supplied evidence.

14. Affected vehicles

15. Related TSBs / service bulletins

  • Jeep TSB 08-231-24, NHTSA Manufacturer Communication 11010255, published November 1, 2024. The supplied summary lists B273C and an intermittent wrench (service HV) condition and states that the bulletin involves reprogramming.
  • Jeep TSB 08-003-25, NHTSA Manufacturer Communication 11012823, published January 9, 2025. The supplied summary lists B273C and an intermittent wrench (service HV) icon condition.
  • Jeep TSB 08-003-25 Revision A, NHTSA Manufacturer Communication 11019623, published June 14, 2025. The supplied summary lists B273C and an intermittent wrench (service HV) icon condition and indicates reprogramming.

16. Recall information

  • Not yet established by verified evidence.

17. Official manufacturer information

Verified applicability is limited to US-market 2024 Jeep Grand Cherokee and 2024 Jeep Wagoneer vehicles. Official NHTSA-hosted manufacturer communications: 11010255 (TSB 08-231-24), 11012823 (TSB 08-003-25), and 11019623 (TSB 08-003-25 Revision A).

19. Frequently asked questions

What does Jeep code B273C mean?

The verified diagnostic record defines B273C as “Digital Crash Input.”

What symptom is associated with B273C?

Official Jeep bulletin summaries associate B273C with an intermittent wrench (service HV) icon condition.

Which vehicles are verified as applicable?

The supplied applicability data identifies US-market 2024 Jeep Grand Cherokee and 2024 Jeep Wagoneer vehicles.

Is there a verified repair?

The supplied bulletin summaries indicate reprogramming, but they do not establish the exact module, calibration, or full procedure.

Can I drive or charge with B273C?

Not yet established by verified evidence.

20. Sources & verification

Verified
Jeep B273C: Digital Crash Input. Customers may experience the following: | EV Diagnostics