DTC Ford B1B40-14 Short Explanation
Channel: Maxidot Ford
Date: 2020-06-20

The video focuses on the basic Ford specific diagnostic error code.
Contents:
0:21 Basic DTC analysis according to OBD2 protocol standard.
1:48 Insight into programming
- an explanation of what a bit is and how a byte is formed
- decoding the Error Code to the base programming
2:58 A diagnostically understandable description of the Diagnostic Trouble Code
3:05 Basic error definition
- Possible causes or errors of the car and its parts describing the mentioned error

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Make:
Ford
Code:
B1B40 14
Definition:
Loss of AMP Communications
Description:
Voltage supplied to the module is in the normal operating voltage range of 9-16 volts.Diagnostic trouble codes U1300, U1301 and U1305 do not have a current status.The vehicle power mode,ignition switch position,requires serial data communica
Cause:
Use the DTC Descriptor list above to determine the module which is not communicating.Some modules may not have internal protection for specific voltage outputs and may open a battery positive voltage or ignition voltage source fuse.If a voltage in
Failure Type:
Circuit Short To Ground or Open
This sub type is used for failures, where the condition detected by the control module is the same for either indicated failure mode.