VIDEO

Informace

Nissan

Nissan P0081

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

Nissan P0081

Basic error definition

Four Wheel Drive (4WD) Reference Accelerometer Circuit

Cause of DTC

The 5-volt reference to the longitudinal accelerometer is less than 4.4 volts or greater than 5.6 volts.The longitudinal accelerometer output is greater than 1.5 g or less than -1.5 g for 1.2 seconds.The longitudinal accelerometer output is greater than 1.5 g or less than -1.5 g for 7 200 ms periods during the same ignition cycle.The longitudinal accelerometer output does not change when the vehicle decelerates from 30 km h (19 mph) to 0 km h. If the condition occurs 16 consecutive times, the DTC is set.