DTC Acura P0389 Short Explanation
Channel: Maxidot
Date: 16/04/2020

The video focuses on the basic Acura-specific diagnostic error code.
Contents:
- Basic DTC analysis according to OBD2 protocol standard.
- Insight into programming
- an explanation of what a bit is and how a byte is formed
- decoding the Error Code to the base programming
- A diagnostically understandable description of the Diagnostic Trouble Code
- Basic error definition
- Possible causes or errors of the car and its parts describing the mentioned error

We will continue to work on improving the content.
Our efforts at Maxidot s.r.o.the video content gets better.




Make: 
Acura 
Code: 
P0389 
Definition: 
Crankshaft Position (CKP) Sensor B Intermittent Interruption 
Description: 
Engine running, other than 22 pulses are detected during intervals between reference pulses for each crankshaft revolution. This condition has been detected at least 30 times. An abnormal amount of pulsing signals are detected from CKP sensor B. NOTE: Before you troubleshoot, record all freeze data and any on-board snapshot. 
Cause: 
Poor connections or loose terminals at CKP sensor A/B and the PCM
Poor grounds at engine, body, CKP sensor A/B or PCM
Damaged CKP sensor A/B pulse plate/timing belt drive pulley
Faulty CKP sensor A/B
PCM may need to be updated with the latest software
Faulty PCM