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P0112 2017 Honda CR-V Code - Intake Air Temperature Sensor 1 Circuit Low Voltage

Quick Answer

The P0112 diagnostic trouble code (DTC) for a 2017 Honda CR-V refers to the Intake Air Temperature Sensor 1 Circuit Low Voltage. Common causes include Faulty Intake Air Temperature (IAT) sensor, Damaged or corroded wiring in the IAT sensor circuit, Loose or disconnected connectors in the sensor circuit. 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 2017 Honda CR-V indicates Intake Air Temperature Sensor 1 Circuit Low Voltage.
Common causes
Common causes include Faulty Intake Air Temperature (IAT) sensor, Damaged or corroded wiring in the IAT sensor circuit, Loose or disconnected connectors in the sensor circuit.
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.
What is this?
Table of contents Created and updated by William Orellana on Sep 14, 2024
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Code P0112 2017 Honda CR-V Description

The P0112 diagnostic trouble code (DTC) for a 2017 Honda CR-V refers to the Intake Air Temperature Sensor 1 Circuit Low Voltage. This code indicates that the Engine Control Module (ECM) has detected a lower than expected voltage from the Intake Air Temperature (IAT) sensor circuit. The IAT sensor is responsible for measuring the temperature of the air entering the engine, which is crucial for determining the correct air-fuel mixture for combustion. When the voltage from the IAT sensor is too low, it can lead to incorrect fuel delivery and ignition timing, resulting in poor engine performance, decreased fuel efficiency, and increased emissions.

OBDII Code P0112 2017 Honda CR-V - Intake Air Temperature Sensor 1 Circuit Low Voltage
P0112 2017 Honda CR-V Code - Intake Air Temperature Sensor 1 Circuit Low Voltage

Common Causes of P0112 2017 Honda CR-V

  1. Faulty Intake Air Temperature (IAT) sensor.
  2. Damaged or corroded wiring in the IAT sensor circuit.
  3. Loose or disconnected connectors in the sensor circuit.
  4. ECM software or hardware issues.
  5. Intake air leaks near the sensor.

Symptoms of P0112 2017 Honda CR-V

  1. Check Engine Light illuminated on the dashboard.
  2. Decreased fuel efficiency.
  3. Rough idling or stalling.
  4. Engine hesitation or misfires.
  5. Reduced engine performance.

How to Fix P0112 2017 Honda CR-V

  1. Begin by verifying the P0112 code with a diagnostic scan tool.
  2. Inspect the wiring and connectors in the IAT sensor circuit for any damage or corrosion. Repair or replace as necessary.
  3. Test the IAT sensor using a multimeter to ensure it is functioning correctly. Replace the sensor if it is faulty.
  4. Clear the DTC and reset the ECM to see if the code returns after repairs.
  5. Perform a test drive to confirm that the symptoms associated with the P0112 code have been resolved.

Cost to Fix P0112 2017 Honda CR-V

The typical repair costs for addressing a P0112 code on a 2017 Honda CR-V can range from $100 to $300, including parts and labor. However, it's important to note that specific diagnosis time and labor rates at auto repair shops can vary based on factors such as location, vehicle make and model, and engine type. Auto repair shops commonly charge between $80 and $150 per hour for labor, with rates potentially higher in metropolitan areas or at dealerships, and lower at independent shops. It is recommended to inquire about local rates for a more accurate estimate.

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

Frequently Asked Questions about P0112 2017 Honda CR-V Code

1. What are the common symptoms of OBDII code P0112 in a 2017 Honda CR-V?

- Common symptoms include poor fuel economy, rough idling, stalling, and a decrease in overall engine performance.

2. What does the OBDII code P0112 on a 2017 Honda CR-V indicate?

- OBDII code P0112 indicates an issue with the Intake Air Temperature Sensor 1 Circuit, specifically low voltage.

3. What are the potential causes of the Intake Air Temperature Sensor 1 Circuit low voltage issue in a 2017 Honda CR-V?

- Possible causes include a faulty intake air temperature sensor, damaged wiring or connectors, or a problem with the engine control module (ECM).

4. How can I troubleshoot the OBDII code P0112 on my 2017 Honda CR-V?

- Start by inspecting the intake air temperature sensor and its connections. Check for any visible damage or corrosion. Test the sensor's resistance and voltage to determine if it is functioning properly.

5. Can a dirty air filter trigger the P0112 code in a 2017 Honda CR-V?

- While a dirty air filter itself may not trigger the P0112 code, restricted airflow due to a clogged air filter can indirectly affect the intake air temperature sensor readings.

6. Is it safe to continue driving my 2017 Honda CR-V with the P0112 code present?

- It is not recommended to drive your vehicle with the P0112 code active, as it can lead to decreased engine performance and potential further damage if left unresolved.

7. How much does it typically cost to repair the Intake Air Temperature Sensor 1 Circuit low voltage issue in a 2017 Honda CR-V?

- The cost of repair can vary depending on the root cause of the issue. Replacing the intake air temperature sensor itself can range from $50 to $150, while addressing wiring or ECM problems may incur additional labor costs.

8. Will resetting the OBDII code P0112 in my 2017 Honda CR-V make it go away permanently?

- Resetting the code may temporarily clear the error, but if the underlying issue causing the P0112 code is not addressed, it is likely to reappear upon further driving or engine cycles.

9. Can a DIY enthusiast with basic automotive knowledge fix the P0112 code issue in a 2017 Honda CR-V?

- Depending on the exact cause, a DIY enthusiast may be able to replace the intake air temperature sensor or check for loose connections. However, diagnosing and repairing wiring or ECM issues may require professional assistance.

10. How long does it take to fix the Intake Air Temperature Sensor 1 Circuit low voltage problem in a 2017 Honda CR-V?

- The repair time can vary based on the expertise of the mechanic and the exact cause of the issue. Replacing the sensor itself is typically a relatively quick procedure, while diagnosing and addressing wiring or ECM problems may take longer.

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