DTC cadillac U0073-72 Short Explanation
Channel: Maxidot Cadillac
Date: 2020-06-20

The video focuses on the basic Cadillac 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:
Cadillac
Code:
U0073 72
Definition:
Closed Throttle Position Switch
Description:
Throttle potentiometer – Engine is running at idle or coasting condition Throttle actuator potentiometer – Coasting condition,under load condition switch has to be open
Cause:
 Throttle Valve Control module has failed Throttle Valve Control module is shorted to ground Throttle Valve Control module is open ECM has failed
Failure Type:
Actuator Stuck Open
This sub type is used for failures where the control module does not detect any motion upon commanding the operation of a motor, solenoid, relay, etc., to close some piece of equipment.