Subaru OBD-II 1996 & Newer models DTC P1112 – Atmospheric pressure sensor range/performance problem
DTC P1112 meaning on Subaru OBD-II 1996 & Newer models
DTC P1112 on Subaru OBD-II 1996 & Newer models indicates a range/performance problem with the atmospheric pressure sensor. This sensor is responsible for measuring the barometric pressure outside the vehicle, which is crucial for the engine’s air-fuel mixture calculations.
Subaru OBD-II 1996 & Newer models DTC P1112 symptoms
- Check Engine Light (CEL) illuminated on the dashboard
- Decreased fuel efficiency
- Engine may run rough or stall
- Reduced engine performance
Subaru OBD-II 1996 & Newer models DTC P1112 causes
- Defective atmospheric pressure sensor
- Wiring or connector issues in the sensor circuit
- Interference from other sensors affecting the atmospheric pressure sensor readings
Subaru OBD-II 1996 & Newer models DTC P1112 seriousness
The seriousness of DTC P1112 on Subaru OBD-II 1996 & Newer models lies in its impact on the engine’s performance and fuel efficiency. Ignoring this issue can lead to further engine problems and increased emissions.
How to diagnose DTC P1112 on Subaru OBD-II 1996 & Newer models
- Use an OBD-II scanner to retrieve the trouble code and freeze frame data
- Inspect the atmospheric pressure sensor and its wiring for any visible damage
- Check for any other related trouble codes that may provide additional clues
How to fix DTC P1112 on Subaru OBD-II 1996 & Newer models
- Replace the atmospheric pressure sensor if it is found to be faulty
- Repair any damaged wiring or connectors in the sensor circuit
- Clear the trouble code and test drive the vehicle to ensure the issue is resolved
How to erase DTC P1112 on Subaru OBD-II 1996 & Newer models
- Use an OBD-II scanner to clear the trouble code from the vehicle’s computer
- Ensure that the underlying issue causing the DTC P1112 has been addressed before clearing the code