P0073low severityPowertrain
Ambient Air Temperature Sensor Circuit High
on 2026 Nissan Leaf Electric 62kWh e+ · FWD
What this code means
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.
Other Powertrain codes on this vehicle
P0070
Ambient Air Temperature Sensor Circuit
P0071
Ambient Air Temperature Sensor Range/Performance
P0072
Ambient Air Temperature Sensor Circuit Low
P0115
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P0116
ECT Sensor 1 Circuit Range/Performance
P0117
ECT Sensor 1 Circuit Low Input
P0118
ECT Sensor 1 Circuit High Input
P0119
ECT Sensor 1 Circuit Intermittent
P0125
Insufficient Coolant Temperature for Closed Loop Fuel Control
P0128
Coolant Thermostat Below Regulating Temperature