P0112 Chrysler Code - Intake Air Temperature Sensor 1 Circuit Low
Quick Answer
The P0112 Chrysler diagnostic trouble code refers to the Intake Air Temperature Sensor 1 Circuit Low. Common causes include Faulty Sensor: The intake air temperature sensor itself may be faulty or damaged, leading to inaccurate readings, Wiring Issues: Damaged or corroded wiring connecting the sensor to the ECM can cause a low circuit condition, Poor Electrical Connection: Loose or poor electrical connections at the sensor or ECM can also trigger this code. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- P0112 Chrysler indicates Intake Air Temperature Sensor 1 Circuit Low.
- Common causes
- Common causes include Faulty Sensor: The intake air temperature sensor itself may be faulty or damaged, leading to inaccurate readings, Wiring Issues: Damaged or corroded wiring connecting the sensor to the ECM can cause a low circuit condition, Poor Electrical Connection: Loose or poor electrical connections at the sensor or ECM can also trigger this code.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code P0112 Chrysler Description
The P0112 Chrysler diagnostic trouble code refers to the Intake Air Temperature Sensor 1 Circuit Low. This code indicates that the intake air temperature sensor is reporting a temperature that is lower than expected by the Engine Control Module (ECM). The intake air temperature sensor plays a crucial role in the engine's performance by providing data on the temperature of the incoming air, allowing the ECM to adjust the air-fuel mixture accordingly. When this sensor malfunctions or reports incorrect data, it can lead to issues with engine performance, fuel efficiency, and emissions.
Common Causes of P0112 Chrysler
- Faulty Sensor: The intake air temperature sensor itself may be faulty or damaged, leading to inaccurate readings.
- Wiring Issues: Damaged or corroded wiring connecting the sensor to the ECM can cause a low circuit condition.
- Poor Electrical Connection: Loose or poor electrical connections at the sensor or ECM can also trigger this code.
- Sensor Placement: If the sensor is placed too close to a heat source, such as the exhaust manifold, it may report lower temperatures than actual.
- ECM Malfunction: In rare cases, a malfunctioning ECM may be incorrectly interpreting sensor data, leading to the P0112 code.
Symptoms of P0112 Chrysler
- Check Engine Light: The most common symptom associated with this code is the illumination of the check engine light on the dashboard.
- Poor Engine Performance: The vehicle may experience hesitation, rough idling, or a decrease in acceleration due to incorrect air-fuel mixture.
- Decreased Fuel Efficiency: A faulty intake air temperature sensor can lead to poor fuel efficiency as the engine may not be running optimally.
- Emissions Issues: Incorrect air-fuel mixture can result in increased emissions, potentially causing the vehicle to fail emissions testing.
How to Fix P0112 Chrysler
- Diagnose: Use an OBD-II scanner to read the code and confirm the issue with the intake air temperature sensor.
- Inspect Wiring: Check the wiring harness for any damage, corrosion, or loose connections. Repair or replace as necessary.
- Test Sensor: Test the intake air temperature sensor using a multimeter to ensure it is functioning correctly.
- Replace Sensor: If the sensor is found to be faulty, replace it with a new one following manufacturer's specifications.
- Clear Code: Clear the diagnostic trouble code with the scanner and test drive the vehicle to ensure the issue has been resolved.
Cost to Fix P0112 Chrysler
The cost of repairing the P0112 code can vary depending on the vehicle make and model, the location of the repair shop, and the cost of parts. Typically, replacing the intake air temperature sensor can range from $50 to $200, with labor costs adding an additional $50 to $150. Overall, the total repair cost could range from $100 to $350. It's recommended to obtain quotes from local auto repair shops to get a more accurate estimate based on your specific circumstances.
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