P0073low severityPowertrain
Ambient Air Temperature Sensor Circuit High
on 2003 Dodge Ram 2500 5.7L V8 Hemi · 4WD
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
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1