2021-2026 Audi e-tron Climate Control Sensor TSB
Audi has released TSB 2079243/1 for 2021-2026 e-tron models addressing climate control malfunctions due to incompatible pressure and temperature sensors. Owners may experience reduced AC cooling or non-functional climate systems.
Marcus Weber2021 Audi e-tron
Gilt auch für
- Audi A7 e
- 2021–2022
- Audi A8 L e
- 2021
- Audi e-tron
- 2022–2023
- Audi e-tron GT
- 2022–2026
- Audi e-tron Sportback
- 2021–2022
- Audi Q5 e
- 2021, 2023, 2024, 2025
- Audi RS e-tron GT
- 2022, 2023, 2024, 2026
- Audi S e-tron GT
- 2026
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Audi has issued Technical Service Bulletin (TSB) 2079243/1, with a release date of September 9, 2025, to address a hardware issue concerning the pressure and temperature sensor in the refrigerant circuit. This TSB is relevant for various 2021-2026 Audi e-tron models experiencing climate control malfunctions.
Symptoms
Owners of affected Audi vehicles may observe several issues related to the climate control system. These symptoms typically point to a problem with the pressure and temperature sensor:
- The A/C system cannot be switched on or activated.
- The automatic climate control mode (AUTO) switches off by itself or cannot be activated.
- Reduced or
Frequently Asked Questions
- What is the main problem addressed by Audi TSB 2079243/1?
- Audi TSB 2079243/1 addresses a hardware issue where the pressure and temperature sensor in the refrigerant circuit has different, incompatible indexes. This incompatibility leads to various climate control malfunctions.
- What symptoms indicate a pressure and temperature sensor issue in my Audi e-tron?
- Symptoms of an Audi e-tron climate control sensor issue include the A/C system not turning on, automatic climate control switching off by itself, reduced cooling output, or the climate control system having no function at all.
- Can I replace just one climate control sensor if it's faulty?
- No, if you are replacing a sensor with an index J version, all other sensors in the affected vehicle must also be replaced with index J sensors because index E and J sensors are not compatible with each other. If index E is available, it should be used as a direct replacement.
- Does this TSB cover the repair under warranty?
- According to the TSB, this bulletin is informational only and is not applicable to any Audi Warranty. Owners should consult their dealership for specific repair costs and warranty applicability.
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