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Porsche Rain Light Sensor Faulty

Rain Light Sensor Faulty

DriveNot yet established by verified evidence.
ChargeNot yet established by verified evidence.
ServiceContact an authorized Porsche service center. For the verified applicable vehicle population, reference Technical Information No. 59-25-4 and NHTSA Manufacturer Communication 11022822.
Confidence90%

Quick answer

For a 2025 Porsche Taycan in the US, the “Rain Light Sensor Faulty” instrument-cluster message is covered by Porsche Technical Information No. 59-25-4. The communication directs service personnel to check the weather sensor and replace it if necessary.

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 Rain Light Sensor Faulty mean?

For a 2025 Porsche Taycan in the US, the “Rain Light Sensor Faulty” instrument-cluster message is covered by Porsche Technical Information No. 59-25-4. The communication directs service personnel to check the weather sensor and replace it if necessary.

2. Technical explanation

Verified evidence identifies this as a weather-sensor-related fault message. The NHTSA-published Porsche manufacturer communication is titled: “Technical information for Message ‘Rain Light Sensor Faulty’ In the Instrument Cluster / Fault Memory Entries for the Weather Sensor: Check and Replace Weather Sensor if Necessary.” No further fault mechanism, operating impact, or diagnostic criteria are established by the supplied evidence.

3. What system is affected?

Weather sensor / rain-light sensor.

4. How serious is this code?

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

5. Symptoms you may notice

  • Instrument-cluster message: “Rain Light Sensor Faulty.”
  • Fault-memory entries for the weather sensor, as referenced by Porsche Technical Information No. 59-25-4.

6. Possible causes

  • Weather sensor condition requiring inspection and possible replacement, as stated in Porsche Technical Information No. 59-25-4.
  • Any more specific cause is 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 Porsche service diagnosis for the message and associated weather-sensor fault-memory entries.
  • Provide the service center with the exact instrument-cluster message and reference Porsche Technical Information No. 59-25-4.
  • Do not attempt sensor replacement or electrical repairs unless performed by qualified service personnel.

10. Step-by-step troubleshooting

  1. Have qualified Porsche service personnel check the weather sensor and relevant fault-memory entries.
  2. The supplied official communication states to replace the weather sensor if necessary.
  3. Specific owner-performed troubleshooting steps are not yet established by verified evidence.

11. When to contact service

Contact an authorized Porsche service center. For the verified applicable vehicle population, reference Technical Information No. 59-25-4 and NHTSA Manufacturer Communication 11022822.

12. What the service center may check

  • Check the weather sensor.
  • Review fault-memory entries for the weather sensor.
  • Replace the weather sensor if necessary.

13. Possible repair or resolution

  • Porsche Technical Information No. 59-25-4 states that the weather sensor should be checked and replaced if necessary.
  • The exact repair outcome and replacement criteria are not yet established by the supplied verified evidence.

14. Affected vehicles

15. Related TSBs / service bulletins

  • Porsche Technical Information No. 59-25-4, published through NHTSA as Manufacturer Communication 11022822 on August 6, 2025.
  • Title/summary: Technical information for the “Rain Light Sensor Faulty” instrument-cluster message and weather-sensor fault-memory entries; check and replace the weather sensor if necessary.
  • Verified applicability: 2025 Porsche Taycan, US.

16. Recall information

  • No recall information is supplied in the verified evidence.

17. Official manufacturer information

NHTSA Manufacturer Communication 11022822: https://static.nhtsa.gov/odi/ffdd/tsbs/TSBS_RECEIVED_2025-2026.zip#nhtsa_id=11022822

19. Frequently asked questions

What does “Rain Light Sensor Faulty” mean on a 2025 Porsche Taycan?

The verified Porsche communication associates the message with fault-memory entries for the weather sensor and instructs service personnel to check that sensor and replace it if necessary.

Is this message covered by a Porsche technical communication?

Yes. Porsche Technical Information No. 59-25-4 was published through NHTSA as Manufacturer Communication 11022822.

Can I continue driving or charging?

Not yet established by verified evidence.

Is this a recall?

No recall information is supplied in the verified evidence.

20. Sources & verification

Verified
Porsche Rain Light Sensor Faulty: Rain Light Sensor Faulty | EV Diagnostics