C1044 Diagnostic Trouble Code

C1044 is a kind of OBD-II Diagnostic C-Chassis Diagnostic Trouble Code.

It is considered generic because it applies to all makes and models of vehicles, although specific repair steps may be different depending on your car model.

Symptoms

Symptoms of a C1044 diagnostic trouble code may include:

Carbon Buildup on O2 Sensor
Malfunction Indicator Lamp (MIL) illuminated
Hesitation upon acceleration
The light may stay on or light intermittently as the DPF regenerates. The engine will be sluggish on acceleration.

Possible Causes :

Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.
Some aftermarket accessories and performance modifications

Repair Processes :

Find out what kind of system you have and verify that voltage to the fuel level sensor is present at the fuel pump wiring harness. Look for rubbing, scraping, bare wires, worn spots or melted plastic connectors. Pull the connectors apart and carefully look at the terminals (the metal parts) inside the connectors.

Process Tips

Diagnostic trouble code C1044 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 C1044.

Fortunately, C1044 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

C1044 Trouble Code For Specific Cars

C1044 Mg Zs Antenna Circuit Short to Ground
C1044 Rover Mgf Ignition Coil K Primary/Secondary Circuit Malfunction
C1044 Audi 50 Already Programmed (Test Mode DTC Only !!!)
C1044 Ferrari Ks Invalid Test - Accelerator Pedal Movement
C1044 Mitsubishi Eclipse Iii Autolamp Delay Circuit Short To Ground
C1044 Mini One ASM Mode Circuit High
C1044 Renault Talisman HO2S Heater Control Circuit (Bank 2 Sensor 1)