AutoCodes – Chevrolet – P10E1 2018 Chevrolet Silverado

P10E1 2018 Chevrolet Silverado Code - Ignition On/Start Circuit Source Bypass Relay Control Circuit

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: P10E1 2018 Chevrolet Silverado indicates Ignition On/Start Circuit Source Bypass Relay Control Circuit.
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.

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Code Popularity 1,729

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

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Table of contents Created and updated by William Orellana on Aug 11, 2022

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P10E1 2018 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 open for greater than 1 s.

OBDII Code P10E1 2018 Chevrolet Silverado - Ignition On/Start Circuit Source Bypass Relay Control Circuit - AutoCodes.com — P10E1 2018 Chevrolet Silverado Code - Ignition On/Start Circuit Source Bypass Relay Control Circuit

What does this mean?

What are the Possible Causes of the DTC P10E1 2018 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 P10E1 2018 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 P10E1 2018 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 P10E1 2018 Chevrolet Silverado code?

Need more information on how to fix the P10E1 2018 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 P10E1 2018 Chevrolet Silverado Code

What does the OBDII code P10E1 mean for a 2018 Chevrolet Silverado?

P10E1 refers to an issue in the "Ignition On/Start Circuit Source Bypass Relay Control Circuit," indicating a problem with the relay or circuit responsible for bypassing the ignition during the start process.

What are the common symptoms of the P10E1 code?

Symptoms may include difficulty starting, intermittent starting issues, the engine not cranking, or an illuminated check engine light.

What causes the P10E1 code to appear?

Common causes include a faulty bypass relay, damaged wiring or connectors in the circuit, a malfunctioning ignition switch, or an issue with the ECM/PCM.

How can I diagnose the P10E1 code?

Start by visually inspecting the wiring and connectors in the bypass relay circuit. Use a multimeter to check for continuity, test the relay itself, and verify ECM/PCM functionality.

Can I drive my Silverado with the P10E1 code active?

Driving with this code may lead to unreliable starting or leave you stranded. It's best to address the issue promptly to avoid further damage or inconvenience.

How do I fix the P10E1 code?

Repairs may involve replacing the bypass relay, repairing damaged wiring or connectors, or, in rare cases, addressing ECM/PCM faults.

How much does it cost to repair a P10E1 code?

Costs vary depending on the cause. Replacing a relay may cost $50â€“$100, while more extensive repairs like wiring or ECM replacement could range from $200â€“$1,000.

Can a weak battery trigger the P10E1 code?

A weak or failing battery may contribute to this code if the voltage is insufficient to engage the relay or properly power the circuit.

Is the P10E1 code related to the starter motor?

While not directly related, a faulty starter motor could cause similar symptoms. Diagnosing the bypass relay circuit is essential to rule out starter issues.

Will clearing the P10E1 code fix the problem?

Clearing the code without repairing the underlying issue will only provide a temporary solution. The code is likely to return until the root cause is resolved.