17925/P1517
From Ross-Tech Wiki
17925/P1517/005399: Power Supply Relay for ECU (J271 or J363): Electrical Malfunction
Possible Causes
- Power Supply Relay for Engine Control Module (J271 or J363) faulty
- Wiring between Engine Control Module (J220) and Power Supply Relay for Engine Control Module (J271 or J363) faulty
Possible Solutions
- Check/Replace Power Supply Relay for Engine Control Module (J271 or J363)
- Check Wiring between Engine Control Module (J220) and Power Supply Relay for Engine Control Module (J271 or J363)
- Check/Replace Engine Control Module (J220)
Special Notes
- When found in Tdi engines in combination with 008518/P2146 - Supply Voltage for Fuel Injector Group A: Open Circuit - 009 - Open or Short to Ground check the injectors and their wiring as noted Here