Subaru OBD-II 1996 & Newer models DTC P1144 – Pressure Sensor Circuit High Input
DTC P1144 meaning on Subaru OBD-II 1996 & Newer models
DTC P1144 on Subaru OBD-II 1996 & Newer models indicates a high input signal from the pressure sensor circuit. This means that the pressure sensor is sending a signal that is higher than the expected range to the engine control module (ECM).
Subaru OBD-II 1996 & Newer models DTC P1144 symptoms
- Check Engine Light (CEL) illuminated on the dashboard
- Decreased fuel efficiency
- Engine may run rough or stall
Subaru OBD-II 1996 & Newer models DTC P1144 causes
- Faulty pressure sensor
- Wiring or connector issues in the pressure sensor circuit
- ECM malfunction
Subaru OBD-II 1996 & Newer models DTC P1144 seriousness
The seriousness of DTC P1144 on Subaru OBD-II 1996 & Newer models can vary. While it may not cause immediate drivability issues, it can lead to poor engine performance and decreased fuel efficiency if left unresolved.
How to diagnose DTC P1144 on Subaru OBD-II 1996 & Newer models
- Use an OBD-II scanner to retrieve the trouble code and freeze frame data
- Inspect the pressure sensor and its wiring for any visible damage or corrosion
- Check the connector for proper connection and signs of damage
- Perform a continuity test on the sensor circuit
How to fix DTC P1144 on Subaru OBD-II 1996 & Newer models
- Replace the faulty pressure sensor
- Repair or replace any damaged wiring or connectors in the circuit
- If the issue persists, consider checking the ECM for faults or reprogramming
How to erase DTC P1144 on Subaru OBD-II 1996 & Newer models
To erase DTC P1144 on Subaru OBD-II 1996 & Newer models, you can use an OBD-II scanner to clear the trouble code. Once the issue has been fixed and the repair completed, clearing the code will reset the Check Engine Light.
Recommended tools for Subaru OBD-II 1996 & Newer models diagnostics
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Easy-to-use Multimeter for reliable diagnostics: AstroAI Auto-ranging Multimeter
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