P0113 Honda Engines: Recognising Symptoms and Effective Troubleshooting Tips

If you are dealing with a Honda showing the P0113 code, which indicates intake air temperature sensor 1 circuit high input, you might be wondering what it means and how to fix it.

The onboard computer utilizes this sensor to determine the outside temperature before it enters the engine. When this code appears, troubleshooting is necessary to pinpoint the issue. Potential causes could include a faulty intake air temperature sensor, poor connection, wiring problems, or issues with the mass airflow sensor, especially if they are integrated together.

The first step is to locate the intake air temperature sensor in your Honda, considering that its placement can vary depending on the model year and engine type. Typically, it can be found before or after the air intake box, or around the throttle body.

Once you find the sensor, begin by inspecting the wiring. Since the P0113 code often points to wiring problems, ensure that the harness is securely connected and check for any damaged pins, opens, shorts, or blown fuses in the circuit.

These sensors function as thermistors, meaning they change resistance with temperature. It is essential to refer to schematics for your specific Honda to understand the electrical configuration. Normally, the sensor receives five volts, and as the temperature changes, the resistance within the sensor varies, allowing the computer to calculate the temperature.

If the wiring appears to be in good condition, the issue may likely be a faulty sensor. While you can test the sensor using a meter and by applying heat to observe the resistance change, these sensors are relatively inexpensive, costing around $10 to $30. Many people opt to replace them directly.

Here’s a brief overview of the steps to fix a Honda with the P0113 code:

  1. Google the location of the intake air temperature sensor in your specific Honda.
  2. Check the wiring for any issues, such as poor connection, opens, shorts, or blown fuses.
  3. Test the sensor or replace it with a known good one if the wiring looks fine.

By following these steps, you should be able to resolve the P0113 code issue in your Honda. If you found this information helpful, feel free to comment below with any questions.

What is a Honda p0113 code?

The Honda p0113 code refers to the intake air temperature sensor 1 circuit high input. The onboard computer uses this sensor to determine the outside temperature before it enters the engine. Troubleshooting is necessary to determine the exact cause, which could include a bad intake air temperature sensor, a bad connection, issues in the wiring, or potentially a problem with the mass airflow sensor.

How do you go about fixing a Honda with the p0113 code?

First, locate the intake air temperature sensor on your Honda, and then proceed to inspect the wiring to ensure it is in good condition. Check for any open circuits, shorts, or blown fuses. If the wiring appears to be in good condition, the issue may likely be with the sensor itself. The sensor can be tested or replaced with a known good one, as it is an affordable part. Always refer to schematics for your specific Honda for accurate information.

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