Atmospheric Pressure Sensor Circuit Malfunction High Input
Table of contents
P1111 SUBARU Possible Causes
- Intake System
- Faulty Engine Control Module (ECM)
- Engine Control Module harness is open or shorted
- Engine Control Module circuit poor electrical connection
How do I fix code P1111 SUBARU?
Check 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.
Tech Notes
- The atmospheric pressure sensor is integrated into the Engine Control Module (ECM) and cannot be serviced separately. The Engine Control Module uses sensor inputs such as intake air pressure, intake air temperature and throttle position in order to calculate an atmospheric pressure reading.
Cost of diagnosing the P1111 SUBARU code
The cost of diagnosing the P1111 SUBARU code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle’s make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
Possible Symptoms
- Engine Light ON (or Service Engine Soon Warning Light)
P1111 SUBARU Description
This sensor measures the atmospheric pressure that the vehicle is experiencing. The Diagnostic Trouble Code (DTC) will set when the Engine Control Module (ECM) detects a high voltage signal from the atmospheric pressure sensor.