AutoCodesChevrolet – P10E3 2015 Chevrolet Silverado

P10E3 2015 Chevrolet Silverado Code - Ignition On/Start Circuit Source Bypass Relay Control Circuit High Voltage

Quick Answer

The Engine Control Module (ECM) contains a microprocessor used to process input data to control outputs. Common causes include Faulty Engine Control Module Wake-Up Relay, Engine Control Module Wake-Up Relay harness is open or shorted, Engine Control Module Wake-Up Relay circuit poor electrical connection. 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
P10E3 2015 Chevrolet Silverado indicates Ignition On/Start Circuit Source Bypass Relay Control Circuit High Voltage.
Common causes
Common causes include Faulty Engine Control Module Wake-Up Relay, Engine Control Module Wake-Up Relay harness is open or shorted, Engine Control Module Wake-Up Relay circuit poor electrical connection.
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.
AI answers can be wrong. Verify repairs with testing. Open full chat
Code Popularity 682
How popular is this code, among other codes? Low
Table of contents Created and updated by William Orellana on Aug 11, 2022
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Code P10E3 2015 Chevrolet Silverado Description

The Engine Control Module (ECM) contains a microprocessor used to process input data to control outputs. The control module controls a series of actuators to ensure optimal engine performance. The control module does this by reading values from a variety of sensors, interprets the data and adjusts the engine actuators accordingly. Relays are used to control a high-power circuit with a low power signal. The output circuit is switched to the ground to activate the component. The Diagnostic Trouble Code (DTC) will be set when the Control Circuit is short to voltage for greater than 1 s.
OBDII Code P10E3 2015 Chevrolet Silverado - Ignition On/Start Circuit Source Bypass Relay Control Circuit High Voltage - AutoCodes.com
P10E3 2015 Chevrolet Silverado Code - Ignition On/Start Circuit Source Bypass Relay Control Circuit High Voltage

What are the Possible Causes of the DTC P10E3 2015 Chevrolet Silverado?

  • Faulty Engine Control Module Wake-Up Relay
  • Engine Control Module Wake-Up Relay harness is open or shorted
  • Engine Control Module Wake-Up Relay circuit poor electrical connection
  • Faulty Engine Control Module (ECM)

How to Fix the DTC P10E3 2015 Chevrolet Silverado?

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 P10E3 2015 Chevrolet Silverado 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.

Need more information about the P10E3 2015 Chevrolet Silverado code?

Need more information on how to fix the P10E3 2015 Chevrolet Silverado code? Get Access to Factory Service Manuals

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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 P10E3 2015 Chevrolet Silverado Code

1. What does the OBDII code P10E3 mean on a 2015 Chevrolet Silverado?

The P10E3 code indicates a high voltage issue in the Ignition On/Start Circuit Source Bypass Relay Control Circuit.

2. What are the common symptoms of the P10E3 code in a 2015 Chevrolet Silverado?

Symptoms may include difficulty starting the engine, intermittent starting issues, or the check engine light illuminating.

3. What causes the P10E3 code to appear on a 2015 Chevrolet Silverado?

Common causes include a faulty bypass relay, damaged wiring, corrosion in the relay circuit, or an issue with the powertrain control module (PCM).

4. Can a bad battery cause the P10E3 code in a 2015 Chevrolet Silverado?

Yes, a weak or failing battery can cause voltage irregularities that might trigger the P10E3 code.

5. How do I diagnose the P10E3 code on my 2015 Chevrolet Silverado?

Diagnose the issue by checking the bypass relay for failure, inspecting the wiring and connectors for damage or corrosion, and testing the voltage levels in the circuit.

6. Is it safe to drive with the P10E3 code active on a 2015 Chevrolet Silverado?

Driving with this code may lead to unreliable starting functionality, and it’s best to address the issue promptly to avoid being stranded.

7. How do I fix the P10E3 code on a 2015 Chevrolet Silverado?

Fixes may include replacing the ignition bypass relay, repairing damaged wiring, cleaning corroded connections, or reprogramming the PCM if necessary.

8. How much does it cost to repair the P10E3 code in a 2015 Chevrolet Silverado?

Repair costs can vary but typically range between $100 and $300, depending on whether the issue is with the relay, wiring, or PCM.

9. Can I clear the P10E3 code without repairing the issue?

You can clear the code temporarily with a scan tool, but it will likely return if the underlying issue isn’t resolved.

10. What tools are needed to troubleshoot the P10E3 code on a 2015 Chevrolet Silverado?

You’ll need a diagnostic scan tool, a multimeter for voltage testing, and possibly wiring diagrams specific to your vehicle model.

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