Engine-CodesScion – P1117 Scion

P1117 Scion Code - Coolant Temperature Sensor Circuit Stack for Coolant Heat Storage System

Quick Answer

The P1117 code for Scion vehicles specifically refers to an issue with the coolant temperature sensor circuit stack for the coolant heat storage system. Common causes include Faulty coolant temperature sensor, Corroded or damaged wiring in the sensor circuit, Issues with the engine control module. 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
P1117 Scion indicates Coolant Temperature Sensor Circuit Stack for Coolant Heat Storage System.
Common causes
Common causes include Faulty coolant temperature sensor, Corroded or damaged wiring in the sensor circuit, Issues with the engine control module.
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.
Table of contents Created and updated by William Orellana on Sep 10, 2024
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Code P1117 Scion Description

The P1117 code for Scion vehicles specifically refers to an issue with the coolant temperature sensor circuit stack for the coolant heat storage system. This sensor plays a crucial role in monitoring the temperature of the engine coolant, which is essential for regulating the engine's operating temperature.

OBDII Code P1117 Scion - Coolant Temperature Sensor Circuit Stack for Coolant Heat Storage System
P1117 Scion Code - Coolant Temperature Sensor Circuit Stack for Coolant Heat Storage System

Common Causes of P1117 Scion

  1. Faulty coolant temperature sensor
  2. Corroded or damaged wiring in the sensor circuit
  3. Issues with the engine control module
  4. Low coolant levels
  5. Coolant leaks

Symptoms of P1117 Scion

  1. Poor fuel efficiency
  2. Rough idling
  3. Difficulty starting the engine
  4. Engine overheating
  5. Check Engine Light illuminated

How to Fix P1117 Scion

  1. Begin by diagnosing the issue by using a diagnostic scanner to read the code and determine the exact cause of the problem.
  2. Inspect the coolant temperature sensor and its wiring for any visible signs of damage or corrosion. Replace the sensor if necessary.
  3. Check the coolant levels and top up if needed. Repair any leaks in the coolant system.
  4. Clear the fault code using the diagnostic scanner and test the vehicle to ensure that the issue has been resolved.
  5. If the problem persists, further diagnostics may be needed to identify any underlying issues with the engine control module or other components.

Cost to Fix P1117 Scion

The typical repair costs for addressing the P1117 code can vary depending on the specific cause of the issue. In general, replacing a faulty coolant temperature sensor can cost anywhere from $50 to $150, while repairing damaged wiring or addressing coolant leaks can range from $100 to $300. Labor costs can add an additional $80 to $150 per hour, with the total repair cost potentially ranging from $150 to $500 or more. It is important to note that these are rough estimates, and actual costs may vary based on factors such as location, vehicle make and model, and the extent of the repairs needed. It is recommended to consult with a qualified mechanic or auto repair shop for a more accurate cost estimate based on your specific situation.

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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 P1117 Scion Code

What does the OBDII code P1117 mean for a Scion?

P1117 indicates an issue with the Coolant Temperature Sensor Circuit for the Coolant Heat Storage System, typically involving a fault in the sensor or its associated circuitry.

What are the common symptoms of a P1117 code in a Scion?

Symptoms may include an illuminated check engine light, poor fuel efficiency, difficulty starting the engine, or inconsistent engine temperature readings.

What causes the P1117 code to appear?

Common causes include a faulty coolant temperature sensor, damaged wiring or connectors, or a malfunction in the coolant heat storage system itself.

Can driving with a P1117 code damage my Scion?

While it may not cause immediate damage, prolonged driving with this code can lead to engine performance issues and increased wear on components.

How do I diagnose a P1117 code?

Diagnosis involves checking the coolant temperature sensor, inspecting the wiring and connectors for damage, and testing the sensor's resistance with a multimeter.

What tools are needed to fix a P1117 code?

You may need an OBDII scanner, a multimeter, replacement sensors or wiring, and basic hand tools for repairs.

How do I fix a P1117 code in my Scion?

Repairs typically involve replacing the faulty coolant temperature sensor, repairing damaged wiring, or addressing issues within the coolant heat storage system.

Is the P1117 code specific to Scion vehicles?

While this code is often associated with Scion models, it can also appear in other Toyota vehicles with a similar coolant heat storage system.

How much does it cost to fix a P1117 code?

Repair costs vary but typically range from $50 to $200, depending on whether the issue is with the sensor, wiring, or other components.

Can a P1117 code cause my Scion to fail emissions testing?

Yes, this code can cause higher emissions, potentially leading to a failed emissions test if not addressed.

Discuss the causes and fixes for P1117 Scion OBDII Code

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