U0248 Italdesign Maya Diagnostic Trouble Code

U0248 Italdesign Maya code definition:
U0248 is a kind of OBD-II Diagnostic U-Network Diagnostic Trouble Code for Italdesign Maya.

U0248 Italdesign Maya shows up when there's an electrical problem that causes the fuel volume regulator to malfunction and open. It's quite an unusual problem and likely intermittent. Other serious codes may cause this code to pop up, and they may come with dangerous drivability issues that may expose you to safety risks and cause damage to the engine in the long run.

Symptoms

Symptoms of a U0248 Italdesign Maya diagnostic trouble code may include:
  • Excessive exhaust leak
  • Hesitation upon acceleration
  • Malfunction Indicator Lamp (MIL) illuminated
  • If the DPF is not cleared the ECU will revert to the "Limp Home Mode" until the situation is corrected
Place of U0248 in engine

Possible Causes :

  • A large air leak at or near the number one oxygen sensor would also cause a lean mixture.
  • Faulty IMRC actuator relay (if equipped)
  • Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.

Common Misdiagnoses

  1. Exhaust Gas Recirculation System Valve 1 Problem
  2. BBV Sensor Circuit Low Voltage Problem
  3. Transmission Engaged At High Throttle Angle Problem
  4. Cruise Inhibit Control Circuit Problem
  5. TFP Valve Position Switch-Drive Without Drive Ratio Problem

Repair Processes :

If all testing has passed so far yet you still have the same code, check your scan tool and see if it can open and close the IMRC valve. With the valve disconnected, the red voltmeter lead should be attached to the IMRC valve power wire and the black voltmeter lead connected to ground. Look at the plug wires to make sure they are not burnt or laying on the exhaust.

Process Tips

Diagnostic trouble code U0248 Italdesign Maya is not difficult to diagnose and repair. Thus, it always pays to have a qualified technician to look after your vehicle should this error code arise.

Diagnosing this code requires the engine to be in good running shape, without unmetered air entering the engine. If other codes that relates to misfiring condition, lean running or air entering the engine is present, then you must first fix those error codes before U0248 Italdesign Maya.

Fortunately, U0248 Italdesign Maya is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

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