Land Rover U0120
- P 0 D A 8 - 6 2 – - U0064-87.. Status: – Please raise a TA and c ollect the PMZ logs with original parts if fault can be reproduced, add to TA. Then renew the BISG, if TA recomme
Quick answer
For certain 2023 US-specification Land Rover Range Rover MHEV vehicles, U0120-00 may be stored in the Battery Energy Control Module (BECM) with “Stop Safely” and “Electric Charging fault” warnings. Land Rover stated the cause was under investigation in SSM75999.
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 U0120 mean?
For certain 2023 US-specification Land Rover Range Rover MHEV vehicles, U0120-00 may be stored in the Battery Energy Control Module (BECM) with “Stop Safely” and “Electric Charging fault” warnings. Land Rover stated the cause was under investigation in SSM75999.
2. Technical explanation
Verified manufacturer communications identify U0120-00 as one of three DTCs that may be stored in the BECM when the stated warnings are present. The other listed DTCs are P0DA8-62 and U0064-87. The supplied evidence does not establish a standard code-definition meaning for U0120 beyond this documented context.
3. What system is affected?
Battery Energy Control Module (BECM), in the documented warning-message context.
4. How serious is this code?
Not yet established by verified evidence. The documented “Stop Safely” warning indicates the condition should be assessed through Land Rover diagnostic procedures.
5. Symptoms you may notice
- “Stop Safely” warning message displayed on the Instrument Panel Cluster.
- “Electric Charging fault” warning message displayed on the Instrument Panel Cluster.
- U0120-00 may be stored in the BECM.
- P0DA8-62 and U0064-87 may also be stored in the BECM.
6. Possible causes
- Land Rover stated that the cause was currently unknown and under investigation.
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
- If the documented warnings are displayed, arrange Land Rover retailer diagnosis using TOPIx procedures.
- Do not attempt high-voltage component diagnosis or repair yourself.
- Provide the retailer with the warning messages and any stored DTC information.
10. Step-by-step troubleshooting
- The official communication directs retailers to continue diagnosis using TOPIx.
- Where the fault can be reproduced, the May 2023 communication instructs the retailer to raise a Technical Assistance (TA) case and collect PMZ logs with the original parts, then add the logs to the TA.
- The May 2023 communication states to renew the BISG if recommended by TA.
- If the fault persists after BISG replacement, the communication instructs the retailer to collect logs again with the new part and share them through TA, referencing the SSM and Engineering PTS_100.
11. When to contact service
Contact an authorized Land Rover retailer, particularly if “Stop Safely” and “Electric Charging fault” are displayed or U0120-00 is stored in the BECM.
12. What the service center may check
- Confirm whether the vehicle is a 2023 model-year onward MHEV vehicle within the documented affected vehicle range.
- Check the Instrument Panel Cluster for the documented warnings.
- Read BECM DTCs for U0120-00, P0DA8-62, and U0064-87.
- Follow TOPIx diagnostic procedures.
- If reproducible, create a TA case and collect PMZ logs as directed in the manufacturer communication.
13. Possible repair or resolution
- A BISG renewal is mentioned only when recommended by Land Rover Technical Assistance.
- The supplied evidence does not establish a universal repair for U0120-00.
- If the condition remains after BISG replacement, Land Rover directs further PMZ-log collection and TA escalation.
14. Affected vehicles
- Land Rover Range Rover · 2023 · US
15. Related TSBs / service bulletins
- Land Rover SSM75999, published through NHTSA as MC-10237553 on May 31, 2023.
- Land Rover SSM75999, published through NHTSA as MC-10240291 on July 10, 2023.
- NHTSA Manufacturer Communication MC-10237531, dated May 11, 2023, documents TA logging and BISG-renewal instructions when TA recommends it.
16. Recall information
- No recall is established by the supplied verified evidence.
17. Official manufacturer information
Applicable verified evidence: NHTSA-hosted Land Rover manufacturer communications SSM75999 / MC-10237553 and MC-10240291, plus MC-10237531. Documented applicability is 2023 Land Rover Range Rover vehicles in the US; the SSM language refers to 23MY onward MHEV vehicles only and lists several Land Rover vehicle lines.
19. Frequently asked questions
What warnings are documented with U0120-00?
The official communications document “Stop Safely” and “Electric Charging fault” warnings on the Instrument Panel Cluster.
What module may store U0120-00?
The communications state that U0120-00 may be stored in the Battery Energy Control Module (BECM).
What causes this condition?
Land Rover stated the cause was unknown and under investigation.
Is BISG replacement always required?
No. The supplied May 2023 communication says to renew the BISG only if Technical Assistance recommends it.
Is this a recall?
No recall is established by the supplied verified evidence.