VIDEO

Informace

Mazda

Mazda P0470

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

Mazda P0470

Basic error definition

IMA-CAN Malfunction (BUS-OFF Motor Control Module (MCM)) (HYBRID MODELS)

Cause of DTC

With the ignition switch ON (ll) for at least 3 seconds and the battery voltage is a minimum of 10.0 V, the following conditions occur within 2 seconds. Condition 1: The information sent from the Powertrain Control Module (PCM) through the IMA-CAN is not received foe at least 1 second or the information sent from the PCM through the IMA-CAN is abnomal at least 10 times. Condition 2: The information sent from the Battery Condition Monitor (BCM) module through the IMA-CAN is not received for at least 0.5 second or the information sent from the BCM module through the IMA-CAN is abnormal at least 10 times.