2016 Audi A3 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

17 Alternator / Generator parts for the 2016 Audi A3 come from 9 brands — BOSCH, VALEO, PURE ENERGY and 6 other brands. The "Popular" part is TYC 220304.

The New section lists 6 options from WAI GLOBAL, VALEO, TYC and 1 other brand — brand-new units rather than rebuilt ones. TYC 220304 is listed in this group.

The Remanufactured section lists 10 options from PURE ENERGY, BOSCH, FVP and 3 other brands — factory-rebuilt units with new wear components. PURE ENERGY 10262 is listed in this group.

1 further part sits outside the graded sections, with the same engine-level match.

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

18 Battery parts are listed for the 2016 Audi A3, from DEKA, FVP, ACDELCO and 5 other brands. DEKA 9A48 carries the "Popular" badge.

The AGM (Extended Life) section lists 16 options from DEKA, FVP, ACDELCO and 4 other brands — grouped under the catalog's "AGM (Extended Life)" designation — the notes column spells out what sets them apart. DEKA 9A48 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 FT61047 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

2 Battery Current Sensor parts for the 2016 Audi A3 come from 2 brands — HELLA and WELLS.

Listed part numbers: HELLA 010943901 and WELLS 5S16135.

This table covers the Cruise Control Distance 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 2016 Audi A3 — VEMO V10720539.

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

13 Fuse parts are listed for the 2016 Audi A3, from LITTELFUSE and BUSSMANN. LITTELFUSE ATO10 carries the "Popular" badge.

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 ATO10 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 2 options 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 2 parts: 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.

The 50 Amp section lists 1 option from LITTELFUSE — grouped under the catalog's "50 Amp" designation — the notes column spells out what sets them apart. LITTELFUSE MAX50 is listed in this group.

1 ungrouped part is not assigned to a grade, with the same engine-level match.

This table covers the HID Lighting ballasts. Read more

3 HID Lighting Ballast parts for the 2016 Audi A3 come from 3 brands — DORMAN, ÜRO PARTS and VEMO.

Part numbers include DORMAN 601067, ÜRO PARTS 8K0941597B and VEMO V10730372.

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

3 Lighting Control Module (LCM) parts for the 2016 Audi A3 come from 2 brands — VEMO and ÜRO PARTS.

This group includes ÜRO PARTS 7PP941329M, VEMO V10730536 and VEMO V10730454.

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

11 Parking Aid Sensor parts for the 2016 Audi A3 come from 4 brands — STANDARD MOTOR PRODUCTS, VARIOUS MFR, VEMO and 1 other brand. The "Popular" part is STANDARD MOTOR PRODUCTS PPS212.

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

4 Rain Sensor parts for the 2016 Audi A3 come from 2 brands — VEMO and VNE.

Part numbers include VEMO V10721603, VEMO V10721602 and VEMO V10721604, among others listed above.

This table covers the speed sensors on the transmission, transfer case or ABS ring. Typical signs include a dead speedometer, harsh transmission shifts, or a code for vehicle speed. Inspect the tone wheel and the connector before replacing the sensor. Read more

3 Speed Sensor parts are listed for the 2016 Audi A3, from HOLSTEIN, STANDARD MOTOR PRODUCTS and WELLS.

In the Economy grade, HOLSTEIN supplies 1 part: the catalog's value-priced group. A representative part number is HOLSTEIN 2VSS0382.

The Standard Replacement section lists 2 options from STANDARD MOTOR PRODUCTS and WELLS — built to original-equipment specification. STANDARD MOTOR PRODUCTS SC345 is listed in this group.

Part numbers include HOLSTEIN 2VSS0382, STANDARD MOTOR PRODUCTS SC345 and WELLS 5S12520.

This table covers the Starter armatures. Read more

This group shows a single part: BOSCH 1986SE1584.

This table covers the Starter Brush Holder assemblies. Read more

One part is listed for the 2016 Audi A3 — BOSCH 1986SE1602.

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

13 Starter Motor parts for the 2016 Audi A3 come from 7 brands — BOSCH, WAI GLOBAL, REMY and 4 other brands. The "Popular" part is TYC 119215.

The New section: 7 options from WAI GLOBAL, BOSCH, TYC and 2 other brands. TYC 119215 is listed in this group.

The Remanufactured section: 4 options from PURE ENERGY, BOSCH, REMY and 1 other brand. PURE ENERGY 19490 is listed in this group.

2 further parts sit outside the graded sections, with the same engine-level match.

This table covers the Starter solenoids. Typical signs include a harsh or missing shift, or a code for this solenoid circuit. Check resistance and the connector before dropping the pan for a solenoid. Read more

This group shows a single part: BOSCH 1986SE1698.

This table covers the regulators that control alternator output voltage. Read more

One part is listed for the 2016 Audi A3 — VEMO V10771078.