P101B 2017 Chevrolet Silverado Code - Glow Plug Control Module Temperature Sensor 2 Circuit Low Voltage
Quick Answer
The P101B diagnostic trouble code on a 2017 Chevrolet Silverado indicates an issue with the Glow Plug Control Module Temperature Sensor 2 Circuit registering low voltage. Common causes include Faulty Glow Plug Control Module Temperature Sensor 2, Wiring or connection issues in the temperature sensor circuit, Corrosion or damage to the sensor connectors. 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
- P101B 2017 Chevrolet Silverado indicates Glow Plug Control Module Temperature Sensor 2 Circuit Low Voltage.
- Common causes
- Common causes include Faulty Glow Plug Control Module Temperature Sensor 2, Wiring or connection issues in the temperature sensor circuit, Corrosion or damage to the sensor connectors.
- 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.
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Code P101B 2017 Chevrolet Silverado Description
The P101B diagnostic trouble code on a 2017 Chevrolet Silverado indicates an issue with the Glow Plug Control Module Temperature Sensor 2 Circuit registering low voltage. The glow plug control module is responsible for managing the glow plugs in a diesel engine, which are used to heat the cylinders for easier cold starts. The temperature sensor is crucial for monitoring the temperature of the glow plug control module to ensure proper functioning.
Common Causes of P101B 2017 Chevrolet Silverado
- Faulty Glow Plug Control Module Temperature Sensor 2.
- Wiring or connection issues in the temperature sensor circuit.
- Corrosion or damage to the sensor connectors.
- Electrical system issues such as a blown fuse or relay.
- Defective glow plug control module.
Symptoms of P101B 2017 Chevrolet Silverado
- Hard starting or difficulty starting the engine, especially in cold weather.
- Reduced engine performance or power output.
- Decreased fuel efficiency.
- Illumination of the check engine light on the dashboard.
- Rough idle or stalling of the engine.
How to Fix P101B 2017 Chevrolet Silverado
- Begin by diagnosing the exact cause of the low voltage in the temperature sensor circuit using a diagnostic scanner.
- Inspect the wiring and connections related to the temperature sensor for any damage or corrosion. Repair or replace as necessary.
- Check the sensor itself for any faults and replace if needed.
- Test the glow plug control module to ensure it is functioning correctly and replace if deemed faulty.
- Clear the diagnostic trouble codes from the vehicle's system and perform a test drive to confirm the issue has been resolved.
Cost to Fix P101B 2017 Chevrolet Silverado
The cost of repairing a P101B code on a 2017 Chevrolet Silverado can vary depending on the specific cause of the issue and the parts needed for repair. In general, the cost of parts such as a new temperature sensor or glow plug control module can range from $50 to $200. Labor costs for diagnosing and repairing the issue can add an additional $100 to $300. Overall, the total repair cost for addressing a P101B code typically falls within the range of $150 to $500. It is advisable to consult with a qualified mechanic or auto repair shop to obtain a more accurate estimate based on the specific circumstances of the vehicle.
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Frequently Asked Questions about P101B 2017 Chevrolet Silverado Code
1. What are the common symptoms of OBDII code P101B in a 2017 Chevrolet Silverado?
Common symptoms include poor engine performance, rough idling, decreased fuel efficiency, and the illumination of the Check Engine Light.
2. What does the Glow Plug Control Module Temperature Sensor 2 Circuit Low Voltage mean in a 2017 Chevrolet Silverado?
This code indicates that there is a low voltage condition detected in the temperature sensor circuit of the glow plug control module in the vehicle.
3. What are the possible causes of OBDII code P101B in a 2017 Chevrolet Silverado?
Possible causes include a faulty glow plug control module, damaged wiring or connectors, a defective temperature sensor, or issues with the vehicle's electrical system.
4. How can I diagnose the Glow Plug Control Module Temperature Sensor 2 Circuit Low Voltage issue in my 2017 Chevrolet Silverado?
Diagnosis typically involves checking the wiring and connectors for damage, testing the temperature sensor for proper function, and inspecting the glow plug control module for any faults using a diagnostic tool.
5. Can I still drive my 2017 Chevrolet Silverado with OBDII code P101B active?
It is generally not recommended to drive the vehicle with this code active, as it can lead to further engine problems and decreased performance. It's best to address the issue promptly.
6. Is it possible to repair OBDII code P101B in a 2017 Chevrolet Silverado on my own?
While some DIY enthusiasts may attempt to address this issue, it is recommended to seek professional help for an accurate diagnosis and proper repair to ensure the problem is resolved correctly.
7. How much does it typically cost to repair OBDII code P101B in a 2017 Chevrolet Silverado?
The cost of repair can vary depending on the specific cause of the issue, but it may involve replacing the glow plug control module, temperature sensor, or repairing damaged wiring. Costs can range from a few hundred to over a thousand dollars.
8. Will resetting the Check Engine Light make OBDII code P101B disappear in my 2017 Chevrolet Silverado?
Resetting the Check Engine Light may temporarily clear the code, but if the underlying issue causing the P101B code is not addressed and fixed, the code is likely to reappear once the vehicle's systems run diagnostics again.
9. Can a faulty glow plug control module cause other issues in a 2017 Chevrolet Silverado besides triggering code P101B?
Yes, a faulty glow plug control module can cause starting problems, rough idling, and reduced engine performance in addition to triggering the specific code P101B related to the temperature sensor circuit.
10. Is the Glow Plug Control Module Temperature Sensor 2 Circuit Low Voltage a common issue in 2017 Chevrolet Silverado vehicles?
While it may not be as common as some other OBDII codes, issues related to the glow plug control module and temperature sensor can occur in 2017 Chevrolet Silverado vehicles, especially in regions with colder climates.
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