DTC Lincoln P0A5B Short Explanation
Channel: Maxidot Lincoln
Date: 20/06/2020

The video focuses on the basic Lincoln 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:
Lincoln
Code:
P0A5B
Definition:
Blend Door Control Circuit High
Description:
To help improve fuel economy and emissions the PCM monitors the HVAC settings for Coolant Temperature Model robustness. The PCM receives HVAC signals in raw data bussed from the HVAC Control Module. These are CAN C signals which indicate the Blower Speed and Driver Side Temperature Door Position. The PCM is required to diagnose these raw signals and set Codes for any failures.
Cause:
BLEND DOOR ACTUATOR SIGNAL OR CONTROL CIRCUIT OPENBLEND DOOR ACTUATOR SIGNAL OR CONTROL CIRCUIT SHORTED TO VOLTAGEBLEND DOOR ACTUATORHVAC MODULE