P1639 - Vehicle Id Block Corrupted, Not Programmed
P1639 - VEHICLE ID BLOCK CORRUPTED, NOT PROGRAMMED
| 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. | ||