VW/AUDI · DTC LOOKUP
P1750 — ECU supply voltage fault
VW/Audi diagnostic code. Below: what it means, common causes, symptoms, and the exact bench-programming fix path.
Common causes
- •ECU EEPROM corruption
- •Battery voltage drop during programming
- •Aftermarket key attempt damaged ECU data
Symptoms you'll see
- •Crank-no-start
- •ECU goes offline intermittently
- •IMMO + voltage codes together
The fix path
VW & Audi MED17/ME17 IMMO Delete ($250) — disables IMMO at ECU level + verifies internal data integrity.
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