This page lists 69 electrical parts for the 2020 Audi A4 Allroad, across 7 part types, covering the 2.0L L4 Turbocharged engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 2020 Audi A4 Allroad, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. 56 parts of the 69 listed are Battery (41 parts), Starter Motor (8 parts) and Parking Aid Sensor (7 parts). The other 4 part types cover the remaining 13 parts.
Every part on this page is matched to the 2.0L L4 Turbocharged — the only engine offered in the 2020 Audi A4 Allroad.
The most listed brands for 2020 Audi A4 Allroad electrical parts are ACDELCO (9 parts), DEKA (5 parts) and LUCAS (5 parts), plus 18 more brands. Quality grades include AGM, Remanufactured and New.
12 parts on this 2020 Audi A4 Allroad page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including TYC 221083 (Alternator / Generator) and ACDELCO 47AGM (Battery). Click any part number to see every vehicle that part fits.
Alternator / Generator
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TYC Popular | 221083 | 🇺🇸 US | 180 Amps | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PURE ENERGY | 14074 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY | 14061 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY | 11503 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER | 42261 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
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.
5 Alternator / Generator parts are listed for the 2020 Audi A4 Allroad, from PURE ENERGY, TYC, REMY and 1 other brand. TYC 221083 carries the "Popular" badge.
In the New grade, TYC supplies 1 part: brand-new units rather than rebuilt ones. A representative part number is TYC 221083.
In the Remanufactured grade, PURE ENERGY, REMY and TERREPOWER supply 4 parts: factory-rebuilt units with new wear components. A representative part number is PURE ENERGY 14074.
Listed part numbers: TYC 221083, PURE ENERGY 14074 and PURE ENERGY 14061, plus the other parts above.
Alternator / Generator Pulley
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| LITENS | 920090A | 🇺🇸 US 🇨🇦 CA | 150 Amp Denso Alternator | View on Amazon |
This table covers the pulleys on the alternator shaft. Typical signs include a growl or chirp that follows engine speed, or a pulley that will not spin freely by hand. Spin each pulley with the belt off. Roughness or play means replace it with the belt.
This group shows a single part: LITENS 920090A.
Battery
AGM (Extended Life)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | 47AGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 47 | View on Amazon |
| DEKA Popular | 9A48 | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| DEKA Popular | 9A94R | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| FVP Popular | P94RAGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 94R | View on Amazon |
| LUCAS Popular | LBAGM004A | 🇺🇸 US 🇨🇦 CA | BCI Group: 48AGM | View on Amazon |
| LUCAS Popular | LBAGM001A | 🇺🇸 US 🇨🇦 CA | BCI Group: 47AGM | View on Amazon |
| ACDELCO | 48AGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 48 | View on Amazon |
| ACDELCO | 47SAGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 47 | View on Amazon |
| ACDELCO | 94RAGMHR | 🇺🇸 US 🇨🇦 CA | High ReserveAGM | View on Amazon |
| ACDELCO | 48AGMHR | 🇺🇸 US 🇨🇦 CA | High ReserveAGM | View on Amazon |
| ACDELCO | 94RAGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 94R | View on Amazon |
| ACDELCO | 49AGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 49 | View on Amazon |
| ACDELCO | 49AGMHR | 🇺🇸 US 🇨🇦 CA | High ReserveAGM | View on Amazon |
| ACDELCO | 95RAGM | 🇺🇸 US 🇨🇦 CA | AGMBCI Group: 95R | View on Amazon |
| BOSCH | S6587B | 🇺🇸 US 🇨🇦 CA | AGMAGM | View on Amazon |
| BOSCH | S6588B | 🇺🇸 US 🇨🇦 CA | AGMAGM | View on Amazon |
| DEKA | 9A47 | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| DEKA | 9A49 | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| DEKA | 9A95R | 🇺🇸 US 🇨🇦 CA | IntimidatorAGM | View on Amazon |
| EXIDE | MXH5L247 | 🇺🇸 US 🇨🇦 CA | Marathon MaxBCI Group 47 (H5) | View on Amazon |
| EXIDE | MXH6L348 | 🇺🇸 US 🇨🇦 CA | Marathon MaxBCI Group 48 (H6) | View on Amazon |
| EXIDE | MXH7L494R | 🇺🇸 US 🇨🇦 CA | Marathon MaxBCI Group 94R (H7) | View on Amazon |
| EXIDE | MXH8L549 | 🇺🇸 US 🇨🇦 CA | Marathon MaxBCI Group 49 (H8) | View on Amazon |
| EXIDE | MXH9L695R | 🇺🇸 US 🇨🇦 CA | Marathon MaxBCI Group 95R (H9) | View on Amazon |
| FVP | P47AGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 47 | View on Amazon |
| FVP | P49AGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 49 | View on Amazon |
| FVP | P48AGM | 🇺🇸 US 🇨🇦 CA | Platinum AGMBCI Group: 48 | View on Amazon |
| LUCAS | LBAGM005A | 🇺🇸 US 🇨🇦 CA | BCI Group: 94RAGM | View on Amazon |
| LUCAS | LBAGM006A | 🇺🇸 US 🇨🇦 CA | BCI Group: 49AGM | View on Amazon |
| LUCAS | LBAGM007A | 🇺🇸 US 🇨🇦 CA | BCI Group: 95RAGM | View on Amazon |
| MOTORCRAFT | BAGM49H8 | 🇺🇸 US 🇨🇦 CA | Tested Tough AGMBCI Group: 49/H8 or BCI Group 49 | View on Amazon |
| MOTORCRAFT | BAGM95RH9 | 🇺🇸 US 🇨🇦 CA | Tested Tough AGMBCI Group 95R or BCI Group: 95R/H9 | View on Amazon |
| P1MAX | PMAGMH547 | 🇺🇸 US 🇨🇦 CA | BCI Group 47 AGM680 CCA | View on Amazon |
| P1MAX | PMAGMH648 | 🇺🇸 US 🇨🇦 CA | BCI Group 48 AGM760 CCA | View on Amazon |
| P1MAX | PMAGMH794R | 🇺🇸 US 🇨🇦 CA | BCI Group 94R AGM800 CCA | View on Amazon |
| P1MAX | PMAGMH849 | 🇺🇸 US 🇨🇦 CA | BCI Group 49 AGM850 CCA | View on Amazon |
| P1MAX | PMAGMH995R | 🇺🇸 US 🇨🇦 CA | BCI Group 95R AGM950 CCA | View on Amazon |
Performance AGM (Extended Life + Increased Power)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FULLRIVER | FT61047 | 🇺🇸 US 🇨🇦 CA | BCI Group 47(Length X Width X Height) 9.49 In x 6.89 In x 7.48 In | View on Amazon |
| FULLRIVER | FT68048 | 🇺🇸 US 🇨🇦 CA | BCI Group 48(Length X Width X Height) 10.94 In x 6.89 In x 7.48 In | View on Amazon |
| FULLRIVER | FT85094R | 🇺🇸 US 🇨🇦 CA | BCI Group 94R(Length X Width X Height) 12.36 In x 6.85 In x 7.48 In | View on Amazon |
| FULLRIVER | FT89049 | 🇺🇸 US 🇨🇦 CA | BCI Group 49(Length X Width X Height) 13.9 In x 6.89 In x 7.48 In | View on Amazon |
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.
41 Battery parts for the 2020 Audi A4 Allroad come from 9 brands — ACDELCO, DEKA, LUCAS and 6 other brands. The "Popular" part is ACDELCO 47AGM. Grades run from AGM (Extended Life) through Performance AGM (Extended Life + Increased Power); AGM (Extended Life) is the most populated section, led by ACDELCO, DEKA, LUCAS and 5 other brands.
Battery Current Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA | 358158001 | 🇺🇸 US | BoltedIntelligent Battery Sensor | View on Amazon |
| WELLS | 5S16132 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
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.
2 Battery Current Sensor parts are listed for the 2020 Audi A4 Allroad, from HELLA and WELLS.
This group includes HELLA 358158001 and WELLS 5S16132.
Lighting Control Module (LCM)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| VEMO Popular | V10730668 | 🇺🇸 US 🇨🇦 CA | To 03/10/2022 | View on Amazon |
| MARELLI | LRE539 | 🇺🇸 US 🇨🇦 CA | LED | View on Amazon |
| MARELLI | LRE309 | 🇺🇸 US 🇨🇦 CA | LED | View on Amazon |
| MARELLI | LRE310 | 🇺🇸 US 🇨🇦 CA | LED | View on Amazon |
| MARELLI | LRE538 | 🇺🇸 US 🇨🇦 CA | LED | View on Amazon |
This table covers the modules that control the exterior lighting.
5 Lighting Control Module (LCM) parts are listed for the 2020 Audi A4 Allroad, from MARELLI and VEMO. VEMO V10730668 carries the "Popular" badge.
Listed part numbers: VEMO V10730668, MARELLI LRE539 and MARELLI LRE309, plus the other parts above.
Parking Aid Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | PPS120 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular | PPS112 | 🇺🇸 US 🇨🇦 CA | Black | View on Amazon |
| HELLA | 358141711 | 🇺🇸 US | 3-Pin ConnectorPlugged | View on Amazon |
| HELLA | 358270331 | 🇺🇸 US | 3-Pin ConnectorPlugged | View on Amazon |
| STANDARD MOTOR PRODUCTS | PPS212 | 🇺🇸 US 🇨🇦 CA | Front Side | View on Amazon |
| VARIOUS MFR | AU1075104 | 🇺🇸 US 🇨🇦 CA | Customer Paints to Match | View on Amazon |
| VARIOUS MFR | AU1075102 | 🇺🇸 US 🇨🇦 CA | Customer Paints to Match | View on Amazon |
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.
7 Parking Aid Sensor parts are listed for the 2020 Audi A4 Allroad, from STANDARD MOTOR PRODUCTS, HELLA and VARIOUS MFR. STANDARD MOTOR PRODUCTS PPS120 carries the "Popular" badge.
This group includes STANDARD MOTOR PRODUCTS PPS120, STANDARD MOTOR PRODUCTS PPS112 and HELLA 358141711 and the remaining parts above.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| TYC Popular | 116428 | 🇺🇸 US | View on Amazon | |
| BOSCH | SR0797N | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WAI GLOBAL | 16428N | 🇺🇸 US 🇨🇦 CA | Bosch Unit | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| PURE ENERGY Popular | 12784 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| BOSCH | SR0797X | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| PURE ENERGY | 18256 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| REMY | 16416 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
| TERREPOWER | 16428 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
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.
8 Starter Motor parts are listed for the 2020 Audi A4 Allroad, from BOSCH, PURE ENERGY, TYC and 3 other brands. TYC 116428 carries the "Popular" badge.
New: 3 parts, from TYC, BOSCH and WAI GLOBAL. A representative part number is TYC 116428.
Remanufactured: 5 parts, from PURE ENERGY, BOSCH, REMY and 1 other brand. A representative part number is PURE ENERGY 12784.
Listed part numbers: TYC 116428, BOSCH SR0797N and WAI GLOBAL 16428N, plus the other parts above.
Buying Electrical Parts for a 2020 Audi A4 Allroad
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Confirm you have the 2.0L L4 Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Battery and Starter Motor .
Frequently Asked Questions
How many electrical parts fit the 2020 Audi A4 Allroad?
Our catalog currently lists 69 electrical parts for the 2020 Audi A4 Allroad across 7 subcategories and 21 brands, covering the 2.0L L4 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical problems on a 2020 Audi A4 Allroad?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2020 Audi A4 Allroad was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2020 Audi A4 Allroad?
Every part on this page is matched to the 2.0L L4 Turbocharged engine. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2020 Audi A4 Allroad
Electrical Parts for Other Audi A4 Allroad Years
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