P1109 ACURA - BARO Sensor Circuit Out of Range High
P1109 ACURA Possible Causes
- Engine Control Module (ECM) outdated or incorrect software
- Faulty Engine Control Module (ECM)
How is the P1109 ACURA code repair?Start by checking the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded connector's pins.
What is the cost to diagnose the P1109 ACURA code
Labor: 1.0The cost to diagnose the P1109 ACURA code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.
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- Engine Light ON (or Service Engine Soon Warning Light)
- Engine rough idle
- Engine hesitation
P1109 ACURA MeaningThe Barometric Pressure (BARO) sensor is built into the Engine Control Module (ECM) and monitors atmospheric pressure. The ECM estimates appropriate intake airflow from the Manifold Absolute Pressure (MAP) sensor output voltage and BARO sensor output voltage. If the BARO sensor output voltage is a specified value or more, the ECM detects a malfunction and a code is stored.
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