P1639high severityPowertrain
Vehicle ID Block Corrupted or Not Programmed
on 2021 Ford Bronco 2.3L I4 EcoBoost · 4WD
What this code means
The Vehicle Identification (VID) block in the PCM is corrupted or has not been programmed. The VID block contains critical vehicle configuration data.
Symptoms
- Check Engine Light
- Vehicle may not start
- Various systems may not function correctly
- Emissions monitors may not run
Common causes
- New PCM installed without VID programming
- PCM memory corruption
- Failed PCM programming procedure
- Battery disconnected during programming
Diagnostic steps
- Attempt to reprogram VID block with Ford diagnostic tool
- Verify VIN matches between vehicle and PCM
- Check for PCM software updates
Repair notes
Reprogram VID block using Ford IDS/FDRS diagnostic tool. Dealer-level equipment typically required.
Other Powertrain codes on this vehicle
P0001
Fuel Volume Regulator Control Circuit/Open
P0002
Fuel Volume Regulator Control Circuit Range/Performance
P0003
Fuel Volume Regulator Control Circuit Low
P0004
Fuel Volume Regulator Control Circuit High
P0010
Intake Camshaft Position Actuator Circuit/Open Bank 1
P0011
Intake Camshaft Position Timing Over-Advanced Bank 1
P0012
Intake Camshaft Position Timing Over-Retarded Bank 1
P0013
Exhaust Camshaft Position Actuator Circuit/Open Bank 1
P0014
Exhaust Camshaft Position Timing Over-Advanced Bank 1
P0015
Exhaust Camshaft Position Timing Over-Retarded Bank 1