DTC Ford B14F4-11 Short Explanation
Channel: Maxidot Ford
Date: 20/06/2020

The video focuses on the basic Ford 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:
B14F4 11
Definition:
HO2S (Bank 1 Sensor 2) Circuit Malfunction
Description:
Engine running,battery voltage 11.5, all electrical components off,ground between engine and chassis well connected and the exhaust system must be properly sealed between catalytic converter and the cylinder head.The DME detected the HO2S signal failed to meet the maximum or minimum voltage levels (i. e. ,it failed the voltage range check).The heater has been on for less than 90 seconds,the fuel system status is in fuel cut-off,the output voltage is between 400mV and 500mV and it is 120 seconds after engine start up.The engine speed is less than 8000rpm.
Cause:
 Leaks present in the exhaust manifold or exhaust pipes HO2S signal wire and ground wire crossed in connector HO2S element is fuel contaminated or has failed
Failure Type:
Circuit Short To Ground
This sub type is used for failures, where the control module measures ground (battery negative) potential for greater than a specified time period or when some other value is expected.