P1116 Scion Code - Coolant Temperature Sensor Circuit Stack for Coolant Heat Storage System
Quick Answer
P1116 Scion indicates Coolant Temperature Sensor Circuit Stack for Coolant Heat Storage System. Common causes include Low engine coolant level, Faulty Engine Coolant Temperature (ECT) sensor, Engine Coolant Temperature (ECT) sensor harness is open or shorted. 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
- P1116 Scion indicates Coolant Temperature Sensor Circuit Stack for Coolant Heat Storage System.
- Common causes
- Common causes include Low engine coolant level, Faulty Engine Coolant Temperature (ECT) sensor, Engine Coolant Temperature (ECT) sensor harness is open or shorted.
- 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 P1116 Scion Description
What are the Possible Causes of the DTC P1116 Scion?
- Low engine coolant level
- Faulty Engine Coolant Temperature (ECT) sensor
- Engine Coolant Temperature (ECT) sensor harness is open or shorted
- Engine Coolant Temperature (ECT) sensor electrical circuit poor connection
- Faulty engine coolant thermostat
How to Fix the DTC P1116 Scion?
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 P1116 Scion 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 P1116 Scion Code
1. What does OBDII code P1116 mean for a Scion?
Code P1116 indicates an issue with the coolant temperature sensor circuit for the coolant heat storage system, which may affect engine performance and efficiency.
2. What are the common symptoms of code P1116 in a Scion?
Symptoms may include poor fuel efficiency, difficulty starting the engine, abnormal temperature readings, and possible activation of the Check Engine light.
3. What causes code P1116 in a Scion?
Common causes include a faulty coolant temperature sensor, wiring issues, connector corrosion, or a malfunction in the coolant heat storage system.
4. Can I drive my Scion with a P1116 code?
While the vehicle may still be drivable, ignoring the code could lead to reduced fuel efficiency and potential damage to the engine over time.
5. How do I diagnose code P1116 in a Scion?
Use an OBDII scanner to confirm the code, then inspect the coolant temperature sensor, wiring, and connectors for damage or corrosion.
6. How do I fix code P1116 in a Scion?
Repairs may include replacing the coolant temperature sensor, repairing damaged wiring, cleaning corroded connectors, or addressing issues with the coolant heat storage system.
7. How much does it cost to fix code P1116 in a Scion?
Repair costs can vary but typically range from $100 to $300, depending on whether the sensor, wiring, or other components need replacement.
8. Can a faulty coolant temperature sensor trigger code P1116?
Yes, a malfunctioning coolant temperature sensor is one of the primary causes of this code.
9. What tools are needed to fix code P1116 on a Scion?
Basic tools include an OBDII scanner, multimeter for testing circuits, and appropriate wrenches or screwdrivers for component removal.
10. Does code P1116 affect fuel efficiency in a Scion?
Yes, an issue with the coolant heat storage system or sensor can lead to decreased fuel efficiency and engine performance.
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