When to replace a relay 109 power supply fuse?
When to replace a relay 109 power supply fuse?
Since prevention is much better than redemption, it makes sense to replace the weak Relay 109 ECM Circuit Fuse before it gets too hot and leaves you stranded. The upgraded version of the new Relay 109 circuit has heavier contacts which can withstand the heat better.
Where are the fuses in the luggage compartment?
Fuse and relay box in luggage compartment. The fuses are located behind the trim on the right side of the luggage compartment. fuse box diagram (pre 2009).
Where does the power come from in a relay 109?
The upgraded version of the new Relay 109 circuit has heavier contacts which can withstand the heat better. This relay switch (whatever name you want to call it) basically sends power to every sensor in the car as well as through the ECU.
Where can I buy a VW power supply fuse?
Contact VW Parts.com (AKA Impex World Distributors) at VW Parts.com / (800) 736-3550 and order VW Part #1J0906381A for $15.85 plus $4.42 shipping. (Note – This part that retails for $19.58 fits most A-4 late-model TDI’s.) I also recommend ordering two of these critical parts in order to keep a second newly-designed circuit as a spare.
Since prevention is much better than redemption, it makes sense to replace the weak Relay 109 ECM Circuit Fuse before it gets too hot and leaves you stranded. The upgraded version of the new Relay 109 circuit has heavier contacts which can withstand the heat better.
Fuse and relay box in luggage compartment. The fuses are located behind the trim on the right side of the luggage compartment. fuse box diagram (pre 2009).
The upgraded version of the new Relay 109 circuit has heavier contacts which can withstand the heat better. This relay switch (whatever name you want to call it) basically sends power to every sensor in the car as well as through the ECU.
Contact VW Parts.com (AKA Impex World Distributors) at VW Parts.com / (800) 736-3550 and order VW Part #1J0906381A for $15.85 plus $4.42 shipping. (Note – This part that retails for $19.58 fits most A-4 late-model TDI’s.) I also recommend ordering two of these critical parts in order to keep a second newly-designed circuit as a spare.
