2018 Audi S6 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

2 Alternator / Generator parts are listed for the 2018 Audi S6, from FVP and PURE ENERGY.

Part numbers include 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

34 Battery parts for the 2018 Audi S6 come from 9 brands — ACDELCO, DEKA, LUCAS and 6 other brands. The "Popular" part is DEKA 9A47. AGM (Extended Life) and Performance AGM (Extended Life + Increased Power) are all represented, and AGM (Extended Life) alone accounts for 31 parts.

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

2 Battery Current Sensor parts are listed for the 2018 Audi S6, from DORMAN and STANDARD MOTOR PRODUCTS.

Part numbers include DORMAN 601702 and STANDARD MOTOR PRODUCTS BSC51.

This table covers the Blind Spot Detection 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

4 Blind Spot Detection Sensor parts are listed for the 2018 Audi S6, from HELLA and TECHPRO.

Part numbers include HELLA 010905411, HELLA 010905501 and TECHPRO AU1778101, among others listed above.

This table covers the Lane Departure Camera modules. Typical signs include a cluster of unrelated faults, a no-communication code, or a module that will not sleep. Confirm power, ground and programming compatibility in the notes. Modules are rarely plug-and-play across years. Read more

One part is listed for the 2018 Audi S6 — VEMO V10670014.

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

One part is listed for the 2018 Audi S6 — MARELLI LRB400.

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

7 Parking Aid Sensor parts are listed for the 2018 Audi S6, from HELLA, DORMAN, SKP and 3 other brands. DORMAN 684014 carries the "Popular" badge.

Listed part numbers: DORMAN 684014, SKP SK684014 and HELLA 358141051, plus the other parts above.

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

One part is listed for the 2018 Audi S6 — VEMO V10721604.

This table covers the Side Object Sensor modules. Typical signs include a cluster of unrelated faults, a no-communication code, or a module that will not sleep. Confirm power, ground and programming compatibility in the notes. Modules are rarely plug-and-play across years. Read more

DORMAN supplies both parts for the 2018 Audi S6.

Listed part numbers: DORMAN 601455 and DORMAN 601456.

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

10 Starter Motor parts are listed for the 2018 Audi S6, from PURE ENERGY, REMY, TERREPOWER and 4 other brands. VALEO 438239 carries the "Popular" badge.

In the New grade, VALEO and VEMO supply 2 parts: brand-new units rather than rebuilt ones. A representative part number is VALEO 438239.

In the Remanufactured grade, PURE ENERGY, REMY, TERREPOWER and 2 other brands supply 8 parts: factory-rebuilt units with new wear components. A representative part number is PURE ENERGY 17692.