AutoCodes – Generic – P263E

P263E Code - Glow Plug Control Module Overtemperature

Quick Answer

The glow plug control module has the ability to perform internal diagnostics for the voltage and output state of the glow plugs. Common causes include Faulty Glow Plug Control Module, Glow Plug Control Module harness is open or shorted, Glow Plug Control Module 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: P263E indicates Glow Plug Control Module Overtemperature.
Common causes: Common causes include Faulty Glow Plug Control Module, Glow Plug Control Module harness is open or shorted, Glow Plug Control Module 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 986

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Advanced (Pro) (3 / 3)

What is this?

Table of contents Created and updated by William Orellana on Aug 01, 2021

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P263E Description

The glow plug control module has the ability to perform internal diagnostics for the voltage and output state of the glow plugs. If the internal temperature of the Glow Plug Control Module is greater than 123°C (253°F) and the engine temperature is less the 60°C (140°F), this Diagnostic Trouble Code (DTC) will be set. The Glow Plug Control Module will send a message to the Engine Control Module (ECM) to set this DTC.

OBDII Code P263E - Glow Plug Control Module Overtemperature - AutoCodes.com — P263E Code - Glow Plug Control Module Overtemperature

What does this mean?

What are the Possible Causes of the DTC P263E?

Faulty Glow Plug Control Module
Glow Plug Control Module harness is open or shorted
Glow Plug Control Module circuit poor electrical connection

How to Fix the DTC P263E?

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 P263E 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 P263E code?

Need more information on how to fix the P263E code? Get Access to Factory Service Manuals

Need Help with the Code?

Get the P263E code diagnosed by a professional: Find a repair shop in your area

Information for Specific Makes

P263E Buick — Glow Plug Control Module Overtemperature
P263E Cadillac — Glow Plug Control Module Overtemperature
P263E Chevrolet — Glow Plug Control Module Overtemperature
P263E GMC — Glow Plug Control Module Overtemperature

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 P263E Code

1. What are the common symptoms of OBDII code P263E (Glow Plug Control Module Overtemperature)?

The common symptoms include the illuminated Check Engine Light, reduced engine performance, and potentially rough idling.

2. What are the possible causes of OBDII code P263E?

The code P263E can be triggered by issues such as a faulty glow plug control module, damaged wiring or connectors, or an overheating condition in the glow plug system.

3. How can I diagnose the cause of OBDII code P263E?

To diagnose the cause of code P263E, a thorough inspection of the glow plug control module, wiring, and connectors is recommended. Checking for any signs of overheating or physical damage is crucial.

4. Can driving with OBDII code P263E cause further damage to the vehicle?

Continuing to drive with code P263E may lead to further damage to the glow plug system and potentially affect the overall performance of the vehicle. It is advisable to address the issue promptly.

5. How can I repair OBDII code P263E?

Repairing code P263E may involve replacing the faulty glow plug control module, repairing damaged wiring or connectors, and addressing any overheating issues within the glow plug system.

6. Is it safe to clear the OBDII code P263E without fixing the underlying issue?

Clearing the code without fixing the underlying issue is not recommended, as the problem may persist and trigger the code again. It is best to address the root cause of the issue first.

7. Are there any preventive measures to avoid OBDII code P263E in the future?

Regular maintenance of the glow plug system, including checking for proper functioning of the control module and inspecting wiring integrity, can help prevent the occurrence of code P263E.

8. Can extreme weather conditions impact the likelihood of OBDII code P263E being triggered?

Yes, extreme weather conditions, especially cold temperatures, can put additional strain on the glow plug system and increase the chances of triggering code P263E.

9. Can a DIY enthusiast repair OBDII code P263E, or is professional assistance recommended?

While some aspects of diagnosing and repairing code P263E can be tackled by experienced DIY enthusiasts, seeking professional assistance is recommended for a comprehensive diagnosis and repair.

10. How long does it typically take to repair OBDII code P263E?

The repair time for code P263E can vary depending on the specific issue causing the code. It may range from a quick fix, such as replacing a damaged connector, to a more involved repair, such as replacing the glow plug control module.