AutoCodes – Mitsubishi – P0069 Mitsubishi

P0069 Mitsubishi Code - Abnormal Correlation Between MAP Sensor and BARO Sensor

Quick Answer

The barometric pressure (BARO) sensor measures the pressure of the atmosphere. Common causes include Faulty Barometric Pressure (BARO) sensor, Faulty Manifold Absolute Pressure (MAP) sensor, Manifold Absolute Pressure sensor harness open or shorted to ground. 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: P0069 Mitsubishi indicates Abnormal Correlation Between MAP Sensor and BARO Sensor.
Common causes: Common causes include Faulty Barometric Pressure (BARO) sensor, Faulty Manifold Absolute Pressure (MAP) sensor, Manifold Absolute Pressure sensor harness open or shorted to ground.
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 19,286

How popular is this code, among other codes? Low

Repair Importance Level

Urgent (Diagnose now) (3 / 3)

Repair Difficulty Level

Intermediate (2 / 3)

What is this?

Table of contents Created and updated by William Orellana on Jul 11, 2020

Description
Possible Causes
How To Fix
Cost to Diagnose
FAQs
Comments
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Code P0069 Mitsubishi Description

The barometric pressure (BARO) sensor measures the pressure of the atmosphere. This pressure is affected by altitude and weather conditions. A diaphragm within the BARO sensor is displaced by the pressure changes that occur from varying altitudes and weather conditions. The sensor translates this diaphragm action into the voltage signal input that is used by the Powertrain Control Module (PCM) for diagnostics and emissions control. At power-up the Powertrain Control Module performs the following rationality test, the manifold pressure is compared with barometric pressure. If the two do not correlate and it cannot be determined which sensor is faulty, then this Diagnostic Trouble Code (DTC) is set.

OBDII Code P0069 Mitsubishi - Abnormal Correlation Between MAP Sensor and BARO Sensor - AutoCodes.com — P0069 Mitsubishi Code - Abnormal Correlation Between MAP Sensor and BARO Sensor

What does this mean?

What are the Possible Causes of the DTC P0069 Mitsubishi?

Faulty Barometric Pressure (BARO) sensor
Faulty Manifold Absolute Pressure (MAP) sensor
Manifold Absolute Pressure sensor harness open or shorted to ground
Manifold Absolute Pressure sensor circuit poor electrical connection
Faulty Engine Control Module (ECM)

How to Fix the DTC P0069 Mitsubishi?

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 P0069 Mitsubishi 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 P0069 Mitsubishi 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.

Frequently Asked Questions about P0069 Mitsubishi Code

What does the OBDII code P0069 mean for a Mitsubishi vehicle?

The P0069 code indicates an "Abnormal Correlation Between MAP Sensor and BARO Sensor," meaning the readings from the Manifold Absolute Pressure (MAP) sensor and the Barometric Pressure (BARO) sensor do not align as expected.

What are the symptoms of code P0069 in a Mitsubishi?

Common symptoms include poor engine performance, reduced fuel efficiency, difficulty starting, rough idling, and the Check Engine Light being illuminated.

What causes the P0069 code to trigger?

Potential causes include a faulty MAP sensor, a malfunctioning BARO sensor, damaged wiring or connectors, intake air leaks, or a problem with the engine control module (ECM).

Can I drive my Mitsubishi with the P0069 code active?

While the vehicle may still be drivable, continuing to drive with this code active can lead to reduced performance and potential engine damage. It's best to diagnose and fix the issue promptly.

How do I diagnose the P0069 code on a Mitsubishi?

Start by checking the MAP and BARO sensor readings with a diagnostic scanner. Inspect the sensors, wiring, and connectors for damage, and look for any vacuum or air leaks in the intake system.

Can a dirty air filter cause the P0069 code?

While a dirty air filter may not directly cause the code, it can restrict airflow, which may indirectly affect MAP and BARO readings. Replacing a clogged air filter is always a good maintenance step.

How do I fix the P0069 code on a Mitsubishi?

Repairs may include replacing a faulty MAP or BARO sensor, repairing damaged wiring or connectors, fixing intake leaks, or updating/reprogramming the ECM if necessary.

What tools do I need to troubleshoot the P0069 code?

Youâ€™ll need an OBDII scanner to read live data, a multimeter to check sensor voltage and continuity, and basic tools to inspect and repair wiring or sensors.

How much does it cost to repair the P0069 code?

Repair costs vary but typically range from $100 to $300, depending on whether you need to replace sensors, repair wiring, or address intake leaks.

Can a software update fix the P0069 code?

In some cases, an outdated or faulty ECM software version can cause the code. Updating or reprogramming the ECM may resolve the issue if no hardware problems are found.