What does an ambient air sensor do?
What does an ambient air sensor do?
Thermometrics Ambient Air Temperature Sensor measures the temperature outside the passenger compartment and is usually mounted inside or near the front bumper. The sensor provides input to automatic HVAC systems to help control the interior temperature of the automobile.
How do you clear the codes on a Dodge Cummins?
Using a code reader tool, connect to the ECM and find the “fault codes” tab….Follow these steps to clear the Cummins fault codes with a scanner:
- Close the doors and insert the key into the ignition.
- Cycle the key five times from “off” to “run” without actually cranking the engine.
- On the fifth cycle, leave in run.
Can a bad ambient air temperature sensor?
sensor that monitors the degree of heat inside your car to strike the right balance. If your ambient temperature sensor goes bad, it’s obviously not going to be able to do its intended job. It’s going to have trouble picking up the temperature outside, and that is often going to lead to your car’s AC system lagging.
What are the possible causes of p0073 Dodge?
P0073 DODGE Possible Causes 1 Faulty ambient air temperature sensor 2 Ambient air temperature sensor harness is open or shorted 3 Ambient air temperature sensor circuit poor electrical connection More
What causes the p0073 trouble code to be stored in the PCM?
There are several things that could cause the P0073 trouble code to be stored by the Power Control Module (PCM): The ambient air temperature sensor has malfunctioned The wiring has shorted or broken There is corrosion in the electric circuitry or connector A break or short in the ambient air temperature harness Debris that is covering the sensor
What causes a p0073 problem on an AAT sensor?
Potential causes of a P0073 trouble code may include: Short to voltage in the signal circuit to the AAT sensor A good starting point is always to check for technical service bulletins (TSB) for your particular vehicle. Your issue may be a known issue with a known fix put out by the manufacturer and can save you time and money during diagnosis.
What does OBDII code on service engine soon mean?
Engine Light ON (or Service Engine Soon Warning Light) The Powertrain Control Module ( PCM) monitors the Ambient Air Temperature Sensor. The PCM sets the OBDII code when the Ambient Air Temperature Sensor is not to factory specifications. Need more information on how to fix the P0073 DODGE code?