EV Diagnostics
Verified EV diagnostic knowledge page

Jaguar Gearbox Fault Detected

Gearbox Fault Detected

DriveUnknown. Safe driving status is not yet established by verified evidence.
ChargeUnknown. Safe charging status is not yet established by verified evidence.
ServiceContact an authorized Jaguar service provider for diagnosis, particularly if the “Gearbox Fault Detected” message is present.
Confidence90%

Quick answer

For 2019–2021 Jaguar I‑PACE vehicles in the US, “Gearbox Fault Detected” is an OEM alert referenced by Jaguar service information. The supplied evidence does not establish whether the vehicle is safe to drive or charge; arrange Jaguar service diagnosis.

This page separates verified manufacturer/regulator evidence from supporting material. Unsupported causes, repairs or safety conclusions are not guessed.

Video guides

Watch Videos

Relevant videos play here without leaving this diagnostic page.

No sufficiently relevant embeddable video has been accepted for this diagnostic yet.

Videos are supporting material and never override OEM or regulator evidence.

1. What does Gearbox Fault Detected mean?

For 2019–2021 Jaguar I‑PACE vehicles in the US, “Gearbox Fault Detected” is an OEM alert referenced by Jaguar service information. The supplied evidence does not establish whether the vehicle is safe to drive or charge; arrange Jaguar service diagnosis.

2. Technical explanation

Jaguar/NHTSA manufacturer communication 10242020 references JLRTB02012NAS5, titled “Gearbox Fault Detected” Displayed On The Instrument Panel Cluster (IPC), for 2019–2021 I‑PACE vehicles. The communication instructs technicians to inspect electrical connector pins at the EDU parking lock actuator for water ingress or corrosion. It also states that required FRED submissions must be completed before a new front compartment wiring harness is installed.

3. What system is affected?

Gearbox-related warning display and the EDU parking lock actuator electrical connection. The exact failed component is not yet established by verified evidence.

4. How serious is this code?

Unknown. The supplied verified evidence does not assign a severity level.

5. Symptoms you may notice

  • “Gearbox Fault Detected” displayed on the instrument panel cluster (IPC).

6. Possible causes

  • Water ingress or corrosion at the electrical connector pins of the EDU parking lock actuator is a documented inspection item.
  • The exact cause of the alert is not yet established by verified evidence.

7. Can I still drive the vehicle?

Unknown. Safe driving status is not yet established by verified evidence.

8. Can I charge the vehicle?

Unknown. Safe charging status is not yet established by verified evidence.

9. What you can safely do

  • Arrange diagnosis by an authorized Jaguar service provider.
  • Do not attempt high-voltage or gearbox electrical repairs yourself.

10. Step-by-step troubleshooting

  1. A qualified technician should inspect the EDU parking lock actuator electrical connector pins for water ingress or corrosion.
  2. Technicians should follow the referenced Jaguar procedure JLRTB02012NAS5.
  3. If front compartment wiring harness replacement is required, the communication states that required FRED submissions must be completed before installation.

11. When to contact service

Contact an authorized Jaguar service provider for diagnosis, particularly if the “Gearbox Fault Detected” message is present.

12. What the service center may check

  • Inspect electrical connector pins of the EDU parking lock actuator for water ingress or corrosion.
  • Check for the DTCs identified in the manufacturer communication: P07E4-00, P272C-13, P303F-15, P303F-29, P07E6-00, and P272C-11.
  • Follow Jaguar service information JLRTB02012NAS5.
  • Complete any required FRED submissions before installing a new front compartment wiring harness.

13. Possible repair or resolution

  • The supplied evidence identifies potential inspection and service steps but does not establish a universal repair outcome.
  • Front compartment wiring harness installation may be relevant only when determined necessary through Jaguar diagnostic procedures; required FRED submissions must occur before installation.

14. Affected vehicles

15. Related TSBs / service bulletins

  • Jaguar service reference JLRTB02012NAS5: “Gearbox Fault Detected” Displayed On The Instrument Panel Cluster (IPC), applicable in the supplied evidence to 2019–2021 Jaguar I‑PACE vehicles.
  • NHTSA Manufacturer Communication 10242020: SFCC_AUG2023_48, published August 16, 2023.

16. Recall information

  • No recall information is established by the supplied verified evidence.

17. Official manufacturer information

Official source: NHTSA Manufacturer Communication 10242020, “SFCC_AUG2023_48,” published August 16, 2023: https://static.nhtsa.gov/odi/ffdd/tsbs/TSBS_RECEIVED_2020-2024.zip#nhtsa_id=10242020

19. Frequently asked questions

Which vehicles are covered by the supplied evidence?

The supplied applicability data identifies US-market 2019–2021 Jaguar I‑PACE vehicles.

What should a technician inspect?

The manufacturer communication says to inspect the EDU parking lock actuator electrical connector pins for signs of water ingress or corrosion.

Does this alert confirm a failed gearbox?

No. The supplied evidence confirms the alert and identifies inspection guidance, but it does not establish that the gearbox itself has failed.

Is it safe to drive or charge?

Not yet established by verified evidence.

20. Sources & verification

Verified
Jaguar Gearbox Fault Detected: Gearbox Fault Detected | EV Diagnostics