DTC Lincoln P0156 Short Explanation
Channel: Maxidot Lincoln
Date: 2020-07-13

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:
P0156
Definition:
System Voltage High - Signal Above Allowable Range
Description:
The A or C Heater Control constantly monitors battery and ignition voltage as well as battery voltage derived from BUS communication to ensure proper operation. If the voltage to the controller is out of range, it could cause damage to the controller or its respective components. If the voltage of either circuit drops below or rises above a predetermined calibration a Diagnostic Trouble Code (DTC) will set.
Cause:
RELATED TIPM DTCS PRESENTRELATED CHARGING SYSTEM DTCS PRESENTRELATED HVAC DTCS PRESENTOTHER CONTROLLERS REPORTING OVER VOLTAGE CONDITIONA or C HEATER CONTROL