P112E Chevrolet Code - Intake Air Temperature Sensor 3 Circuit Intermittent
Quick Answer
The P112E diagnostic trouble code for Chevrolet vehicles refers to the Intake Air Temperature Sensor 3 Circuit Intermittent. Common causes include Faulty intake air temperature sensor 3, Wiring or connector issues, Corrosion or damage to the sensor. 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
- P112E Chevrolet indicates Intake Air Temperature Sensor 3 Circuit Intermittent.
- Common causes
- Common causes include Faulty intake air temperature sensor 3, Wiring or connector issues, Corrosion or damage to the sensor.
- 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 P112E Chevrolet Description
The P112E diagnostic trouble code for Chevrolet vehicles refers to the Intake Air Temperature Sensor 3 Circuit Intermittent. This code indicates that there is a problem with the intake air temperature sensor, specifically sensor 3, and that the circuit is experiencing intermittent issues. The intake air temperature sensor is responsible for measuring the temperature of the air entering the engine. This information is crucial for the engine control unit (ECU) to adjust the air-fuel mixture for optimal performance and fuel efficiency.
Common Causes of P112E Chevrolet
- Faulty intake air temperature sensor 3
- Wiring or connector issues
- Corrosion or damage to the sensor
- Poor electrical connection
- ECU malfunction
Symptoms of P112E Chevrolet
- Decreased fuel efficiency
- Rough idling or stalling
- Hesitation or stumbling during acceleration
- Check Engine Light illuminated
- Engine running too rich or too lean
How to Fix P112E Chevrolet
- Begin by locating the intake air temperature sensor 3 on your Chevrolet vehicle. It is typically near the throttle body or in the intake manifold.
- Inspect the sensor and its wiring for any visible signs of damage, corrosion, or loose connections.
- If the sensor or wiring appears to be faulty, replace the intake air temperature sensor 3 with a new one. Make sure to use an OEM or high-quality replacement part.
- Clear the diagnostic trouble codes using an OBD-II scanner to reset the Check Engine Light.
- Test drive the vehicle to ensure that the issue has been resolved and that the symptoms associated with the P112E code have been eliminated.
Cost to Fix P112E Chevrolet
The cost of repairing the intake air temperature sensor 3 circuit intermittent issue on a Chevrolet vehicle can vary depending on the specific model, the location of the sensor, and the labor rates at the auto repair shop. Typically, the cost of a new intake air temperature sensor 3 can range from $50 to $100, while the labor to replace the sensor may cost between $100 and $200. Overall, the total repair cost could range from $150 to $300. It's important to note that these are rough estimates, and actual costs may vary. Be sure to consult with a professional mechanic or service center for a more accurate quote based on your vehicle's specific needs.
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Frequently Asked Questions about P112E Chevrolet Code
What does the OBDII code P112E mean for my Chevrolet?
The OBDII code P112E indicates that there is an intermittent issue with the Intake Air Temperature (IAT) Sensor 3 circuit, which could affect engine performance and fuel efficiency.
What are the common symptoms of the P112E code?
Common symptoms include poor engine performance, increased fuel consumption, rough idling, and potential engine stalling.
What could cause the P112E code to trigger?
Causes may include a faulty IAT sensor, damaged wiring or connectors, poor electrical connections, or issues with the Engine Control Module (ECM).
How can I diagnose the P112E code?
To diagnose the P112E code, use a scan tool to check for related codes, inspect the IAT sensor and wiring for damage, and measure the sensor’s resistance at different temperatures to ensure it operates correctly.
What are some common repair tips for the P112E code?
Common repairs include replacing the IAT sensor, repairing or replacing damaged wiring or connectors, and ensuring all electrical connections are clean and secure.
Can I drive my vehicle with the P112E code?
While it may be possible to drive the vehicle, it’s not recommended as it can lead to poor performance and increased emissions. It's best to address the issue promptly.
Will clearing the P112E code fix the problem?
Clearing the code may temporarily turn off the check engine light, but if the underlying issue is not resolved, the code will likely reappear.
How much does it typically cost to repair the P112E code?
Repair costs can vary widely based on the cause of the code, but replacing an IAT sensor can range from $100 to $300, including parts and labor.
Is the P112E code specific to certain Chevrolet models?
While the P112E code can appear in various Chevrolet models, it is not exclusive to them and may also be present in other vehicles equipped with similar IAT sensors.
What should I do if I cannot find the cause of the P112E code?
If you're unable to diagnose the issue, consider seeking help from a professional mechanic who has experience with OBDII codes and can perform a thorough inspection.
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