VIDEO

Informace

Audi

Audi P0230

See the basic definition of a diagnostic error. This will help you to clarify the main causes of the fault code. You will understand the program of the control unit
Basic DTC analysis according to OBD2 protocol standard.

OBD2 or On-Board Diagnostics displays messages for basic group styles. More comprehensible code composition has been standard since 2000. The DTC code consists of five characters and its composition will be shown in this video

Insight into programming

The basic unit for the operation of any computer is the bit. Logic 0 and 1 are expressed by a single bit. Diagnostics The error code is composed of 16 bits. The first two bits define one of the four basic circuits. The video will show you a comprehensive overview of the composition of the error report

A diagnostically understandable description of the Diagnostic Trouble Code

Audi P0230

Basic error definition

Fuel Pump Primary Circuit Malfunction

Cause of DTC

Engine started, battery voltage at least 11.5v, all electrical components off, ground connections between engine and chassis well connected, coolant temperature at least 80-degrees Celicius. The ECM detected high current in fuel pump or fuel shutoff valve (FSV) circuit, or it detected voltage with the valve off, or it did not detect voltage on the circuit. The circuit is used to energize the fuel pump relay at key on or while running. Fuel pressure value should be 3000 to 5000 kPa at idle.