P101E 2018 Chevrolet Silverado Code - Glow Plug Control Module Temperature Sensor 3 Circuit High Voltage
Quick Answer
The P101E diagnostic trouble code (DTC) for a 2018 Chevrolet Silverado refers to the Glow Plug Control Module Temperature Sensor 3 Circuit High Voltage. Common causes include Faulty temperature sensor, Wiring issues or shorts in the circuit, Malfunctioning glow plug 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
- P101E 2018 Chevrolet Silverado indicates Glow Plug Control Module Temperature Sensor 3 Circuit High Voltage.
- Common causes
- Common causes include Faulty temperature sensor, Wiring issues or shorts in the circuit, Malfunctioning glow plug 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.
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Code P101E 2018 Chevrolet Silverado Description
The P101E diagnostic trouble code (DTC) for a 2018 Chevrolet Silverado refers to the Glow Plug Control Module Temperature Sensor 3 Circuit High Voltage. This code indicates that there is a high voltage condition detected in the temperature sensor circuit of the glow plug control module. The glow plug control module is responsible for managing the glow plugs in a diesel engine, which are used to heat the combustion chamber for easier cold starts. The temperature sensor monitors the temperature of the module to ensure proper operation.
Common Causes of P101E 2018 Chevrolet Silverado
- Faulty temperature sensor
- Wiring issues or shorts in the circuit
- Malfunctioning glow plug control module
- Corrosion or poor connections in the electrical system
- Engine overheating causing high voltage readings
Symptoms of P101E 2018 Chevrolet Silverado
- Hard starting in cold weather
- Reduced engine power
- Decreased fuel efficiency
- Engine misfires
- Illumination of the check engine light
How to Fix P101E 2018 Chevrolet Silverado
- Begin by diagnosing the specific cause of the high voltage condition in the temperature sensor circuit using a diagnostic scanner.
- Inspect the wiring harness and connections for any signs of damage, corrosion, or loose connections. Repair or replace as needed.
- Test the temperature sensor for proper operation and replace if faulty.
- If the issue persists, replace the glow plug control module.
- Clear the DTC and test the vehicle to ensure the issue has been resolved.
Cost to Fix P101E 2018 Chevrolet Silverado
The typical repair costs for addressing a P101E code on a 2018 Chevrolet Silverado can vary depending on the specific cause of the issue. In general, parts for this repair, such as a temperature sensor or glow plug control module, can range from $50 to $200. Labor costs at auto repair shops typically range from $80 to $150 per hour. Therefore, the total repair cost could range from $150 to $500 or more, depending on the extent of the issue and the shop's labor rates. It's recommended to obtain quotes from local auto repair shops to get a more accurate estimate based on your location and vehicle specifics.
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Frequently Asked Questions about P101E 2018 Chevrolet Silverado Code
1. What does the OBDII code P101E mean on a 2018 Chevrolet Silverado?
The code P101E indicates a high voltage issue in the Glow Plug Control Module Temperature Sensor 3 Circuit, suggesting a problem with the sensor or its wiring.
2. What are the common symptoms of the P101E code?
Symptoms may include difficulty starting in cold weather, reduced engine performance, a glowing check engine light, or erratic glow plug operation.
3. What causes the P101E code to appear?
Common causes include a faulty temperature sensor, damaged or corroded wiring, poor electrical connections, or a malfunctioning glow plug control module.
4. Can I drive my Silverado with the P101E code?
It’s possible to drive with this code, but ignoring it may lead to starting problems or additional stress on the glow plug system, especially in cold conditions.
5. How do I diagnose the P101E code?
Start by inspecting the wiring and connectors for damage or corrosion, then use a multimeter to test the sensor’s voltage and resistance. A scan tool may also be used to monitor live data from the sensor.
6. How can I fix the P101E code on my Silverado?
Repairs may include replacing the temperature sensor, repairing or replacing damaged wiring, cleaning corroded connections, or replacing the glow plug control module if necessary.
7. How much does it cost to repair the P101E code?
Repair costs vary but typically range from $100 to $300 depending on whether the issue is with the sensor, wiring, or control module.
8. Do I need to reprogram anything after fixing the P101E code?
In most cases, no reprogramming is required after repairs. Simply clear the code with a scan tool and verify the fix by monitoring system performance.
9. What tools are needed to troubleshoot the P101E code?
You’ll need a multimeter, a scan tool with live data capabilities, and possibly a repair manual for the vehicle’s wiring diagrams and specifications.
10. Can a faulty glow plug cause the P101E code?
No, this specific code relates to the temperature sensor circuit, not the glow plugs themselves, but issues in the glow plug system could indirectly affect overall functionality.
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