P1244 – OBD-II DTC

OBD-II DTC P1244 – Speed Fuel Pump Positive Feed Fault

DTC P1244 meaning

DTC P1244 refers to a diagnostic trouble code indicating a “Speed Fuel Pump Positive Feed Fault.” This code is triggered when the Engine Control Module (ECM) detects an issue with the power supply to the fuel pump, which can affect the fuel delivery system and overall engine performance.

DTC P1244 symptoms

Common symptoms associated with DTC P1244 may include:

• Engine stalling or hesitation during acceleration
• Difficulty starting the engine
• Reduced engine power or performance
• Check Engine Light illuminated on the dashboard
• Increased fuel consumption

DTC P1244 causes

Several factors can lead to the triggering of DTC P1244, including:

• Faulty fuel pump
• Damaged wiring or connectors in the fuel pump circuit
• Defective fuel pump relay
• Issues with the ECM or its programming
• Low fuel pressure due to a clogged fuel filter

DTC P1244 seriousness

DTC P1244 is considered a serious issue as it can lead to inadequate fuel delivery, resulting in engine performance problems. If left unaddressed, it may cause further damage to the fuel system or lead to complete engine failure. It is advisable to diagnose and repair the issue promptly to ensure safe and reliable vehicle operation.

How to diagnose DTC P1244

To diagnose DTC P1244, follow these steps:

• Use an OBD-II scanner to confirm the presence of the P1244 code.
• Inspect the fuel pump and its wiring for any visible damage or corrosion.
• Check the fuel pump relay for proper operation.
• Test the voltage and ground supply to the fuel pump.
• Measure the fuel pressure to ensure it meets manufacturer specifications.
• Examine the ECM for any faults or programming issues.

How to fix DTC P1244 step-by-step instructions

To fix DTC P1244, follow these step-by-step instructions:

1. Clear the DTC using an OBD-II scanner.
2. Inspect the fuel pump wiring and connectors for damage repair or replace as necessary.
3. Test the fuel pump relay and replace it if it is faulty.
4. Ensure the fuel pump receives the correct voltage and ground
   

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