DTC Saturn P0628 Short Explanation
Channel: Maxidot
Date: 06/12/2020

The video focuses on the basic Saturn 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:
Saturn
Code:
P0628
Definition:
Evaporative Emission (EVAP) System Purge Flow Malfunction
Description:
The pulses detected by the fuel tank pressure sensor are 1.0 % of the duty cycle or less for at least 31 seconds.The execution time is continuous.NOTE: This DTC is representative of an EVAP system purge flow problem.If DTC P145C is indicated alone,troubleshoot P0496 and P0497 using the freeze data for P145C.If any of the DTCs listed below are indicated at the same time as DTC P145C,troubleshoot those DTC first,then recheck for P145C:P0496, P0497: EVAP system purge flow.
Cause:
 Troubleshoot appropriate DTCs