Ambient Air Temperature Sensor Range/Performance
2003-2003 Mazda B2300 2.3L I4
The 2003 Mazda B2300 is equipped with a 2.3L inline-4 engine. Below you'll find detailed p0071 diagnostic code information including labor time estimates, cost ranges, and technician notes specific to this engine configuration.
Description
The ambient air temperature sensor reading is out of expected range or not changing appropriately.
Symptoms
- Incorrect temp reading
- Climate control issues
Common Causes
- Sensor mounted near heat source
- Sensor contaminated
- Intermittent connection
Diagnostic Steps
- Compare sensor reading to known temperature
- Check sensor location
- Inspect connector
Repair Notes
Relocate or replace sensor.
Related Codes
Other Powertrain Codes
- P0001Fuel Volume Regulator Control Circuit/Open
- P0002Fuel Volume Regulator Control Circuit Range/Performance
- P0003Fuel Volume Regulator Control Circuit Low
- P0004Fuel Volume Regulator Control Circuit High
- P0010Intake Camshaft Position Actuator Circuit/Open Bank 1
- P0011Intake Camshaft Position Timing Over-Advanced Bank 1
- P0012Intake Camshaft Position Timing Over-Retarded Bank 1
- P0013Exhaust Camshaft Position Actuator Circuit/Open Bank 1
- P0014Exhaust Camshaft Position Timing Over-Advanced Bank 1
- P0015Exhaust Camshaft Position Timing Over-Retarded Bank 1
P0071 on Other Vehicles
Common Questions
What does code P0071 mean on a 2003-2003 Mazda B2300?
P0071 stands for "Ambient Air Temperature Sensor Range/Performance". The ambient air temperature sensor reading is out of expected range or not changing appropriately.
What are the symptoms of P0071 on a Mazda B2300?
Common symptoms of P0071 include: Incorrect temp reading, Climate control issues.
What causes P0071 on a 2003-2003 Mazda B2300?
Common causes of P0071 include: Sensor mounted near heat source, Sensor contaminated, Intermittent connection.
Last updated: March 2026