P0118 2020 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 2020 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.
Code P0118 2020 Honda CR-V Description
What are the Possible Causes of the DTC P0118 2020 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 2020 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 2020 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 2020 Honda CR-V code?
Need more information on how to fix the P0118 2020 Honda CR-V code? Get Access to Factory Service Manuals
Need Help with the Code?
Get the P0118 2020 Honda CR-V code diagnosed by a professional: Find a repair shop in your area
Frequently Asked Questions about P0118 2020 Honda CR-V Code
1. What are the common symptoms of OBDII code P0118 in a 2020 Honda CR-V?
The common symptoms include the engine running hotter than normal, a drop in fuel efficiency, the temperature gauge showing maximum or erratic readings, and potential issues with the vehicle's heater operation.
2. What can cause the OBDII code P0118 in a 2020 Honda CR-V?
The primary cause of P0118 is a malfunction or failure of the Engine Coolant Temperature (ECT) Sensor 1 circuit, resulting in high voltage output. This can be due to a faulty sensor, damaged wiring, or a poor electrical connection.
3. How does the Engine Coolant Temperature Sensor 1 work in a 2020 Honda CR-V?
The Engine Coolant Temperature Sensor 1 monitors the temperature of the engine coolant and sends this information to the engine control module (ECM). The ECM uses this data to adjust fuel delivery and ignition timing for optimal engine performance.
4. Can driving with OBDII code P0118 in a 2020 Honda CR-V cause further damage?
Continuing to drive with code P0118 can potentially lead to poor engine performance, overheating, or other issues. It is recommended to address the problem promptly to prevent any long-term damage to the engine.
5. How can I diagnose and repair OBDII code P0118 in my 2020 Honda CR-V?
Diagnosing P0118 involves testing the Engine Coolant Temperature Sensor, checking the wiring for damage, and verifying the sensor's resistance values. Repair typically involves replacing the faulty sensor or repairing any damaged wiring.
6. Is it safe to reset the OBDII code P0118 without fixing the underlying issue in a 2020 Honda CR-V?
Resetting the code without addressing the root cause may temporarily turn off the check engine light, but the issue will likely recur. It is best to diagnose and repair the problem to ensure proper functionality of the engine coolant temperature system.
7. Can a DIY enthusiast fix OBDII code P0118 in a 2020 Honda CR-V?
Depending on your skill level and tools available, it is possible to replace the Engine Coolant Temperature Sensor 1 as a DIY project. However, if you are unsure about diagnosing the issue, it is recommended to seek professional assistance.
8. How much does it cost to repair OBDII code P0118 in a 2020 Honda CR-V at a dealership?
The cost of repairing P0118 at a dealership can vary based on the extent of the damage and parts required. On average, the repair cost can range from $100 to $300, including parts and labor.
9. Will OBDII code P0118 affect the emissions of a 2020 Honda CR-V?
Yes, a malfunctioning Engine Coolant Temperature Sensor can impact emissions by affecting the engine's fuel mixture and combustion efficiency. Resolving P0118 can help maintain proper emission levels and overall engine performance.
10. How often should the Engine Coolant Temperature Sensor be replaced in a 2020 Honda CR-V?
The Engine Coolant Temperature Sensor is a wear item and may need replacement over time due to wear and tear. It is recommended to follow the manufacturer's maintenance schedule and replace the sensor as needed to ensure accurate temperature readings.
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