AutoCodes – Generic – P006B

P006B Code - MAP - Exhaust Pressure Correlation

Quick Answer

The Engine Control Module (ECM) monitors the Manifold Absolute Pressure (MAP) sensor and Exhaust Pressure sensor signal. Common causes include Faulty MAP or Exhaust Pressure sensor, MAP or Exhaust Pressure sensor harness is open or shorted, MAP or Exhaust Pressure sensor 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: P006B indicates MAP - Exhaust Pressure Correlation.
Common causes: Common causes include Faulty MAP or Exhaust Pressure sensor, MAP or Exhaust Pressure sensor harness is open or shorted, MAP or Exhaust Pressure sensor 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 6,772

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 Apr 08, 2019

Description
Possible Causes
How To Fix
Cost to Diagnose
Comments
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Code P006B Description

The Engine Control Module (ECM) monitors the Manifold Absolute Pressure (MAP) sensor and Exhaust Pressure sensor signal. The ECM sets the OBDII code when there is a signal correlation problem between the engine computer and MAP or Exhaust Pressure sensor.

OBDII Code P006B - MAP - Exhaust Pressure Correlation - AutoCodes.com — P006B Code - MAP - Exhaust Pressure Correlation

What does this mean?

What are the Possible Causes of the DTC P006B?

Faulty MAP or Exhaust Pressure sensor
MAP or Exhaust Pressure sensor harness is open or shorted
MAP or Exhaust Pressure sensor circuit poor electrical connection

How to Fix the DTC P006B?

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 P006B 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 P006B code?

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Need Help with the Code?

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Information for Specific Makes

P006B Ford — MAP - Exhaust Pressure Correlation
P006B Lincoln — MAP - Exhaust Pressure Correlation
P006B Mercury — MAP - Exhaust Pressure Correlation

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.