P0069 - Manifold Absolute Pressure - Barometric Pressure Correlation

The PCM found an airflow or pressure signal that does not agree with throttle position or other sensor inputs, which usually points to a sensor, wiring, or air-leak problem.

Code Overview

The PCM found an airflow or pressure signal that does not agree with throttle position or other sensor inputs, which usually points to a sensor, wiring, or air-leak problem.

Common Causes

• Dirty or failing MAP/MAF sensor
• Vacuum leak or intake leak
• Wiring or connector issue
• Throttle-body or airflow problem

Diagnostic Steps

1. Inspect the intake duct and vacuum hoses for leaks
2. Compare MAP and MAF readings to RPM and throttle angle
3. Clean the sensor only if the service procedure allows it
4. Check the connector and sensor ground before replacing the sensor

Likely Repairs & Cost Guides

Use test results to confirm the fault before pricing the repair.

Related OBD Codes

Browse the closest code-family pages when the same fault pattern often shows up nearby.

Next Steps

Move from the code to a diagnosis path, then into repair pricing once the fault is confirmed.