C0328 Diagnostic Trouble Code

C0328 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 C0328 diagnostic trouble code may include:

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

Possible Causes :

An air leak forward of the DPF will change the sensor readings resulting in the code
Rusty exhaust systems, cracked exhaust manifolds or damaged or missing gaskets or donuts will cause air leaks.
Low fuel pressure caused by a clogged filter, failing fuel pump, failed fuel pressure regulator or clogged or leaking injectors.

Repair Processes :

You might continue by connecting the scanner to the vehicle diagnostic connector and retrieving all stored codes and freeze frame data. 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.

Process Tips

Diagnostic trouble code C0328 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 C0328.

Fortunately, C0328 is a fairly common OBD code, meaning that it applies to all makes and models of vehicles made after 1996.

C0328 Trouble Code For Specific Cars

C0328 Cadillac Catera DC-DC Converter Failure
C0328 Dacia Stepway Fuel Temperature Sensor B Circuit Range/Performance
C0328 Opel Tigra B Door Handle Right Front Short To Ground
C0328 Chevrolet Lacetti ECU A/D Converter
C0328 Mitsubishi Raider Aux Heater Flame Out Fault
C0328 Subaru B11 LED #1 Circuit Short to Battery
C0328 Nissan Navara Control Module Long Term Memory Performance/ Immobilizer Code Words Do Not Match