P1639 - Vehicle Id (VID) Block Corrupted, Not Programmed - DTC Chart
P1639 - VEHICLE ID (VID) BLOCK CORRUPTED, NOT PROGRAMMED - DTC CHART
| Description: This DTC sets when the VID block is not programmed or the information within is corrupt. | |||
Possible Causes:
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| Diagnostic Aids:
Program the PCM to the most recent calibration available. The VID block must be programmed. Refer to FLASH ELECTRICALLY ERASABLE PROGRAMMABLE READ ONLY MEMORY (EEPROM) , Making Changes to the VID Block. |
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| Application | Key On Engine Off | Key On Engine Running | Continuous Memory |
| All | Refer to the Description, Possible Causes and Diagnostic Aids for the DTC. | ||