VIDEO

Informace

Acura

Acura P1456

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

Acura P1456

Basic error definition

EVAP System Leak Detected (Fuel Tank Area)

Cause of DTC

IAT sensor signal from 32-86ºF at startup, vehicle driven to a speed over 5 mph for 2-3 minutes, ECT sensor signal over 154ºF, then with the EVAP Control and Vent solenoids on, the PCM detected an incorrect fuel tank pressure value due to a leak in the