2017 Audi A8 Electrical Parts

This table covers the alternators that charge the battery and run the electrical load. Typical signs include dim lights at idle, a battery lamp, or a growl from the charging pulley. Load-test the battery and inspect the belt and grounds — a bad ground mimics a failed alternator. Read more

6 Alternator / Generator parts for the 2017 Audi A8 come from 4 brands — FVP, PURE ENERGY, REMY and 1 other brand.

Part numbers include FVP 10200 and FVP 11657, among others listed above.

This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery. Read more

24 Battery parts are listed for the 2017 Audi A8, from ACDELCO, DEKA, LUCAS and 6 other brands. DEKA 9A94R carries the "Popular" badge. 20 parts fit every engine; the other 4 are engine-specific.

The AGM (Extended Life) section lists 22 options from ACDELCO, DEKA, LUCAS and 5 other brands — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. DEKA 9A94R is listed in this group.

The Performance AGM (Extended Life + Increased Power) section lists 2 options from FULLRIVER — grouped under the catalog's "Performance AGM (Extended Life + Increased Power)" designation — the notes column spells out what sets them apart. FULLRIVER FT85094R is listed in this group.

This table covers the Battery Current sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

5 Battery Current Sensor parts for the 2017 Audi A8 come from 3 brands — STANDARD MOTOR PRODUCTS, WELLS and DORMAN. The "Popular" part is DORMAN 601702. 3 parts fit every engine; the other 2 are engine-specific.

This group includes DORMAN 601702, STANDARD MOTOR PRODUCTS BSC5 and STANDARD MOTOR PRODUCTS BSC28 and the remaining parts above.

This table covers the replacement fuses for this vehicle's fuse boxes. Typical signs include one circuit dead while its neighbor still works, or a fuse that blows again as soon as you replace it. Match amperage and fuse type. A repeat blow means a short — find it before the next fuse. Read more

LITTELFUSE supplies the 10 Fuse parts for the 2017 Audi A8. LITTELFUSE ATO15 carries the "Popular" badge. All of them fit every engine offered in the 2017 A8.

The 10 Amp section lists 2 options from LITTELFUSE — grouped under the catalog's "10 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE LMIN10 is listed in this group.

In the 15 Amp grade, LITTELFUSE supplies 1 part: grouped under the catalog's "15 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE ATO15.

In the 20 Amp grade, LITTELFUSE supplies 1 part: grouped under the catalog's "20 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE ATO20.

The 25 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "25 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE ATO25 is listed in this group.

The 30 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "30 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE ATO30 is listed in this group.

In the 40 Amp grade, LITTELFUSE supplies 1 part: grouped under the catalog's "40 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE ATO40.

The 5 Amp section lists 2 options from LITTELFUSE — grouped under the catalog's "5 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE ATO5 is listed in this group.

In the 7.5 Amp grade, LITTELFUSE supplies 1 part: grouped under the catalog's "7.5 Amp" designation — the notes column spells out what sets them apart. A representative part number is LITTELFUSE ATO75.

This table covers the HID Lighting ballasts. Read more

2 HID Lighting Ballast parts for the 2017 Audi A8 come from VEMO. 1 part fits every engine; the other 1 is engine-specific.

Part numbers include VEMO V10730387 and VEMO V10730387KIT1.

This table covers the modules that control the exterior lighting. Read more

4 Lighting Control Module (LCM) parts for the 2017 Audi A8 come from 2 brands — VEMO and MARELLI. 3 parts fit every engine; the other 1 is engine-specific.

Listed part numbers: MARELLI LRB400, VEMO V10730414 and VEMO V10730536, plus the other parts above.

This table covers the ultrasonic park-aid sensors in the bumper. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

12 Parking Aid Sensor parts for the 2017 Audi A8 come from 9 brands — VALEO, HELLA, VEMO and 6 other brands. The "Popular" part is DORMAN 684014. 7 parts fit every engine; the other 5 are engine-specific.

This table covers the Rain sensors. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors. Read more

2 Rain Sensor parts for the 2017 Audi A8 come from 2 brands — VEMO and VNE. 1 part fits every engine; the other 1 is engine-specific.

Listed part numbers: VEMO V10721604 and VNE 700035.

This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor. Read more

14 Starter Motor parts for the 2017 Audi A8 come from 8 brands — PURE ENERGY, WAI GLOBAL, BOSCH and 5 other brands. The "Popular" part is VALEO 438239.

The New section lists 4 options from WAI GLOBAL, VALEO and VEMO — brand-new units rather than rebuilt ones. VALEO 438239 is listed in this group.

The Remanufactured section lists 10 options from PURE ENERGY, BOSCH, REMY and 2 other brands — factory-rebuilt units with new wear components. PURE ENERGY 17692 is listed in this group.