AutoCodes – Honda – P0118 2017 Honda CR-V

P0118 2017 Honda CR-V Code - Engine Coolant Temperature Sensor 1 Circuit High Voltage

Quick Answer

The Engine Coolant Temperature (ECT) Sensor 1 is used for air/fuel ratio feedback control, ignition timing control, idle speed control, and other functions. Common causes include Faulty Engine Coolant Temperature (ECT) Sensor 1, Engine Coolant Temperature Sensor 1 harness is open or shorted, Engine Coolant Temperature Sensor 1 circuit poor electrical connection. 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
P0118 2017 Honda CR-V indicates Engine Coolant Temperature Sensor 1 Circuit High Voltage.
Common causes
Common causes include Faulty Engine Coolant Temperature (ECT) Sensor 1, Engine Coolant Temperature Sensor 1 harness is open or shorted, Engine Coolant Temperature Sensor 1 circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 296
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 01, 2023
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Code P0118 2017 Honda CR-V Description

The Engine Coolant Temperature (ECT) Sensor 1 is used for air/fuel ratio feedback control, ignition timing control, idle speed control, and other functions. ECT Sensor 1 resistance varies depending on the engine coolant temperature. As the engine coolant cools, ECT Sensor 1 resistance increases, and the Powertrain Control Module (PCM) detects a high signal voltage. As the engine coolant warms, ECT Sensor 1 resistance decreases, and the PCM detects a low signal voltage. If the ECT Sensor 1 output voltage is a set value, the PCM detects a malfunction and stores a Diagnostic Trouble Code (DTC).
OBDII Code P0118 2017 Honda CR-V - Engine Coolant Temperature Sensor 1 Circuit High Voltage - AutoCodes.com
P0118 2017 Honda CR-V Code - Engine Coolant Temperature Sensor 1 Circuit High Voltage

What are the Possible Causes of the DTC P0118 2017 Honda CR-V?

  • Faulty Engine Coolant Temperature (ECT) Sensor 1
  • Engine Coolant Temperature Sensor 1 harness is open or shorted
  • Engine Coolant Temperature Sensor 1 circuit poor electrical connection
  • Faulty Powertrain Control Module (PCM)

How to Fix the DTC P0118 2017 Honda CR-V?

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 P0118 2017 Honda CR-V 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.

Need more information about the P0118 2017 Honda CR-V code?

Need more information on how to fix the P0118 2017 Honda CR-V code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P0118 2017 Honda CR-V code diagnosed by a professional: Find a repair shop in your area

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 P0118 2017 Honda CR-V Code

1. What are the common symptoms of OBDII code P0118 in a 2017 Honda CR-V?

The common symptoms of code P0118 in a 2017 Honda CR-V include issues with the engine temperature gauge reading incorrectly, engine overheating, or a noticeable drop in fuel efficiency.

2. What can cause the OBDII code P0118 in a 2017 Honda CR-V?

The most common cause of OBDII code P0118 in a 2017 Honda CR-V is a faulty engine coolant temperature sensor. Other potential causes include wiring issues, a malfunctioning thermostat, or low coolant levels.

3. How serious is the OBDII code P0118 in a 2017 Honda CR-V?

While OBDII code P0118 may not immediately prevent your 2017 Honda CR-V from running, it can lead to engine performance issues, reduced fuel efficiency, and potential long-term damage if left unresolved. It is advisable to address this code promptly.

4. How can I diagnose the OBDII code P0118 in my 2017 Honda CR-V?

To diagnose OBDII code P0118 in a 2017 Honda CR-V, you can use an OBDII scanner to read the code and check the engine coolant temperature sensor's resistance with a multimeter. Inspect the wiring and connections for any visible damage or corrosion.

5. Can I drive my 2017 Honda CR-V with OBDII code P0118?

It is not recommended to drive your 2017 Honda CR-V with OBDII code P0118 for an extended period. Continuing to drive the vehicle with this issue unresolved can lead to potential engine damage or overheating.

6. How can I repair OBDII code P0118 in my 2017 Honda CR-V?

To repair OBDII code P0118 in a 2017 Honda CR-V, you will likely need to replace the engine coolant temperature sensor. Ensure the new sensor is compatible with your vehicle and follow proper installation procedures. Additionally, check the wiring and connections for any faults.

7. Can a DIY enthusiast fix OBDII code P0118 in a 2017 Honda CR-V?

If you have the necessary tools, experience, and access to a service manual, a knowledgeable DIY enthusiast may be able to fix OBDII code P0118 in a 2017 Honda CR-V by replacing the engine coolant temperature sensor and addressing any related wiring issues.

8. How much does it cost to repair OBDII code P0118 in a 2017 Honda CR-V?

The cost to repair OBDII code P0118 in a 2017 Honda CR-V can vary depending on the labor rates in your area, the cost of parts, and whether you choose to address the issue yourself or take it to a professional mechanic. Expect costs to include the price of a new engine coolant temperature sensor and potential labor charges.

9. Will resetting the trouble codes make OBDII code P0118 disappear in my 2017 Honda CR-V?

Resetting the trouble codes may temporarily clear OBDII code P0118 in your 2017 Honda CR-V, but if the underlying issue, such as a faulty engine coolant temperature sensor, is not addressed, the code is likely to reappear once the vehicle is driven and the problem is detected again.

10. How long does it take to repair OBDII code P0118 in a 2017 Honda CR-V?

The repair time for OBDII code P0118 in a 2017 Honda CR-V can vary depending on the exact cause of the issue, the availability of parts, and the expertise of the person performing the repair. In general, replacing the engine coolant temperature sensor and addressing related wiring concerns can typically be completed within a few hours at a professional repair facility.

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