P0073
Ambient Air Temperature Sensor Circuit High
2020-2024 Citroën C4 Electric 🇩🇪
Low SeverityPowertrain
Description
The ambient air temperature sensor circuit voltage is higher than expected.
Symptoms
- Check Engine Light
- Very low temp display
Common Causes
- Open circuit
- Faulty sensor
- Disconnected connector
Diagnostic Steps
- Test circuit voltage
- Check connector
- Test sensor resistance
Repair Notes
Repair open circuit or replace sensor.
Related Codes
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P0073 on Other Vehicles
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Citroën Berlingo
2018-2024 1.2L I3 PureTech
Citroën Berlingo
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Citroën Berlingo
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Citroën Berlingo
2018-2025 1.5L I4 Diesel BlueHDi 100
Citroën Berlingo
2021-2025 Electric e-Berlingo 50kWh
Citroën Berlingo III FR
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Citroën Berlingo III FR
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Common Questions
What does code P0073 mean on a 2020-2024 Citroën C4?
P0073 stands for "Ambient Air Temperature Sensor Circuit High". The ambient air temperature sensor circuit voltage is higher than expected.
What are the symptoms of P0073 on a Citroën C4?
Common symptoms of P0073 include: Check Engine Light, Very low temp display.
What causes P0073 on a 2020-2024 Citroën C4?
Common causes of P0073 include: Open circuit, Faulty sensor, Disconnected connector.