AutoCodes – Generic – P269B

P269B Code - Exhaust Aftertreatment Glow Plug Control Circuit/Open

Quick Answer

The Powertrain Control Module (PCM) monitors the Exhaust Aftertreatment Glow Plug Control Circuit. Common causes include Faulty Exhaust Aftertreatment Glow Plug, Exhaust Aftertreatment Glow Plug harness is open or shorted, Exhaust Aftertreatment Glow Plug 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: P269B indicates Exhaust Aftertreatment Glow Plug Control Circuit/Open.
Common causes: Common causes include Faulty Exhaust Aftertreatment Glow Plug, Exhaust Aftertreatment Glow Plug harness is open or shorted, Exhaust Aftertreatment Glow Plug 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 6,389

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 Jan 26, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P269B Description

The Powertrain Control Module (PCM) monitors the Exhaust Aftertreatment Glow Plug Control Circuit. The PCM sets the OBDII code when the Exhaust Aftertreatment Glow Plug Control Circuit is out of factory specifications.

OBDII Code P269B - Exhaust Aftertreatment Glow Plug Control Circuit/Open - AutoCodes.com — P269B Code - Exhaust Aftertreatment Glow Plug Control Circuit/Open

What does this mean?

What are the Possible Causes of the DTC P269B?

Faulty Exhaust Aftertreatment Glow Plug
Exhaust Aftertreatment Glow Plug harness is open or shorted
Exhaust Aftertreatment Glow Plug circuit poor electrical connection

How to Fix the DTC P269B?

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 P269B 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 P269B code?

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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.