P0117 2017 Toyota RAV4 Code - Engine Coolant Temperature Circuit Low Input
Quick Answer
The engine coolant temperature sensor is used to monitor the engine coolant temperature. Common causes include Low engine coolant level, Faulty Engine Coolant Thermostat, Faulty Engine Coolant Temperature (ECT) 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
- P0117 2017 Toyota RAV4 indicates Engine Coolant Temperature Circuit Low Input.
- Common causes
- Common causes include Low engine coolant level, Faulty Engine Coolant Thermostat, Faulty Engine Coolant Temperature (ECT) 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.
Code P0117 2017 Toyota RAV4 Description
What are the Possible Causes of the DTC P0117 2017 Toyota RAV4?
- Low engine coolant level
- Faulty Engine Coolant Thermostat
- Faulty Engine Coolant Temperature (ECT) sensor
- Engine Coolant Temperature sensor harness is open or shorted
- Engine Coolant Temperature sensor circuit poor electrical connection
- Faulty Engine Control Module (ECM)
How to Fix the DTC P0117 2017 Toyota RAV4?
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.
Code Tech Notes
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the P0117 2017 Toyota RAV4 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.
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Frequently Asked Questions about P0117 2017 Toyota RAV4 Code
1. What does the OBDII code P0117 mean for a 2017 Toyota RAV4?
P0117 indicates that the Engine Control Module (ECM) has detected a low voltage signal from the Engine Coolant Temperature (ECT) sensor circuit, suggesting a possible issue with the sensor or wiring.
2. What are the common symptoms of code P0117 in a 2017 Toyota RAV4?
Symptoms may include the check engine light turning on, poor fuel economy, difficulty starting the engine, black smoke from the exhaust, or the engine running rich.
3. What causes the P0117 code to appear in a 2017 Toyota RAV4?
Potential causes include a faulty ECT sensor, damaged or corroded wiring or connectors, a short circuit, a low coolant level, or an issue with the ECM.
4. Can I drive my 2017 Toyota RAV4 with a P0117 code?
It’s not recommended to drive with this code for extended periods, as it may cause the engine to run inefficiently, potentially leading to further damage or overheating.
5. How do I diagnose the P0117 code on my 2017 Toyota RAV4?
Start by checking the ECT sensor and its wiring for damage or corrosion. Use a multimeter to test the sensor’s resistance and ensure it matches the manufacturer’s specifications.
6. How do I fix the P0117 code on a 2017 Toyota RAV4?
Repairs might include replacing the ECT sensor, repairing or replacing damaged wiring or connectors, refilling the coolant, or addressing any coolant leaks.
7. How much does it cost to repair a P0117 code on a 2017 Toyota RAV4?
The cost varies depending on the repair. Replacing an ECT sensor typically costs between $100 and $300, including parts and labor.
8. Can low coolant cause a P0117 code in a 2017 Toyota RAV4?
Yes, low coolant levels can lead to inaccurate ECT sensor readings and trigger the P0117 code.
9. How can I prevent a P0117 code on my 2017 Toyota RAV4?
Regular maintenance, such as checking coolant levels and inspecting wiring and sensors, can help prevent this code from appearing.
10. Will clearing the P0117 code fix the problem on my 2017 Toyota RAV4?
Clearing the code may temporarily turn off the check engine light, but the underlying issue must be addressed to prevent the code from returning.
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