P0112 2015 Chevrolet Silverado Code - Intake Air Temperature Sensor Circuit Low Voltage
Quick Answer
The intake air temperature (IAT) sensor 1 is a variable resistor that measures the temperature of the air in the sensor bore. Common causes include Dirty air filter, Faulty Intake Air Temperature (IAT) Sensor, Intake Air Temperature Sensor harness is open or shorted. 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 2015 Chevrolet Silverado indicates Intake Air Temperature Sensor Circuit Low Voltage.
- Common causes
- Common causes include Dirty air filter, Faulty Intake Air Temperature (IAT) Sensor, Intake Air Temperature Sensor harness is open or shorted.
- 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.
Code P0112 2015 Chevrolet Silverado Description
What are the Possible Causes of the DTC P0112 2015 Chevrolet Silverado?
- Dirty air filter
- Faulty Intake Air Temperature (IAT) Sensor
- Intake Air Temperature Sensor harness is open or shorted
- Intake Air Temperature Sensor circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P0112 2015 Chevrolet Silverado?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0112 2015 Chevrolet Silverado code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about P0112 2015 Chevrolet Silverado Code
1. What does the OBDII code P0112 mean on a 2015 Chevrolet Silverado?
P0112 indicates that the Intake Air Temperature (IAT) sensor is reporting a low voltage signal to the engine control module (ECM), suggesting that the sensor is detecting an unusually low air temperature.
2. What are the symptoms of code P0112 in a 2015 Chevrolet Silverado?
Common symptoms include poor fuel efficiency, rough idling, reduced engine performance, difficulty starting the engine, and the check engine light being illuminated.
3. What causes the P0112 code on a 2015 Chevrolet Silverado?
Typical causes include a faulty IAT sensor, damaged or corroded wiring or connectors, a short circuit, or issues with the ECM.
4. Can I drive my 2015 Chevrolet Silverado with the P0112 code?
While the truck may still be drivable, ignoring this code can lead to poor performance and potential long-term engine damage, so it’s best to address the issue promptly.
5. How do I diagnose the P0112 code in a 2015 Chevrolet Silverado?
Start by inspecting the IAT sensor and its wiring for damage or corrosion. Use a multimeter to check for proper voltage and resistance, or use a scan tool to monitor live data from the sensor.
6. How do I fix the P0112 code on a 2015 Chevrolet Silverado?
Repairs may include replacing the IAT sensor, repairing damaged wiring or connectors, cleaning the sensor, or in rare cases, addressing ECM issues.
7. Where is the Intake Air Temperature sensor located on a 2015 Chevrolet Silverado?
The IAT sensor is typically located on or near the intake manifold or integrated into the mass airflow (MAF) sensor assembly.
8. How much does it cost to repair the P0112 code on a 2015 Chevrolet Silverado?
Repair costs vary, but replacing the IAT sensor can range from $50 to $200, including parts and labor. Wiring repairs may cost more depending on the extent of the damage.
9. Can a dirty air filter cause the P0112 code on a 2015 Chevrolet Silverado?
While uncommon, a severely dirty air filter can indirectly affect the IAT sensor by restricting airflow and causing inaccurate readings. It’s a good idea to inspect and replace the air filter if needed.
10. Will clearing the P0112 code fix the problem on my 2015 Chevrolet Silverado?
Clearing the code will turn off the check engine light temporarily, but it won’t fix the underlying issue. The code will likely return until the problem is properly addressed.
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