P144E
EGR Cooler Bypass Status Line Circuit Low
P144E is an OBD-II diagnostic trouble code meaning: EGR Cooler Bypass Status Line Circuit Low. Common causes: open or short circuit in bypass control circuit, bypass solenoid valve malfunction. Estimated repair cost: $17–89.
Symptoms
- Check Engine light comes on
- Deterioration in acceleration dynamics
- Increased fuel consumption
- Unstable engine operation at idle
- Increased emissions of harmful substances
Causes
- Open or short circuit in bypass control circuit
- Bypass solenoid valve malfunction
- Problems with wiring harness or contacts
- Malfunction of the engine control unit (ECU)
- Mechanical damage to the EGR cooler
How to Fix
- Check the integrity of the bypass control circuit
- Check the resistance and operation of the solenoid valve
- Inspect the wiring harness for damage
- Check contacts and connections in the circuit
- If necessary, replace faulty components
Related codes
FAQ
What does the P144E code mean?
P144E is an OBD-II diagnostic trouble code that indicates: EGR Cooler Bypass Status Line Circuit Low
What causes a P144E error code?
The most common causes of P144E include: Open or short circuit in bypass control circuit; Bypass solenoid valve malfunction; Problems with wiring harness or contacts; Malfunction of the engine control unit (ECU).
How do I fix a P144E diagnostic trouble code?
To fix P144E: Check the integrity of the bypass control circuit. Check the resistance and operation of the solenoid valve. Inspect the wiring harness for damage. For a complete diagnosis, use an OBD-II scanner.
Is it safe to drive with P144E?
Yes, but get it checked soon
How much does it cost to fix P144E?
The estimated repair cost for P144E is $17–89. Actual cost depends on your vehicle, location, and labor rates.
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