OEM Bosch Voltage Regulator IB807

Specifications

• MFR: BOSCH
• FEATURE 1: 100% New
• NOTE 1: LIN
• SPECS FOR: Bosch IR/IF
• SPECS: 12 Volt

Used On

• Audi (2013-2015)

Replaces

Audi, Volkswagen: 06H 903 803 B, 06H 903 803 D, 06H 903 803 E
Bosch: 0 272 220 807, F 00M 346 152, F 00M 346 163, F 00M 346 164

Lester Numbers

11717, 11725, 11727, 11728, 11730, 11731, 20836

Unit Numbers

Audi, Volkswagen: 03L 903 017, 03L 903 017, 03L 903 017 E, 03L 903 017 E, 03L 903 017 EX, 03L 903 017 EX, 03L 903 017 X, 03L 903 017 X, 04L 903 017, 04L 903 017 D, 04L 903 017 DX, 04L 903 017 E, 059 903 019 N, 059-903-018-S, 059-903-018-SX, 059-903-018S, 059-903-018SX, 059-903-019J, 059-903-019JX, 059-903-019M, 059-903-019MX, 06E-903-018J, 06E-903-018JX, 06E-903-018T, 06E-903-019D, 06E-903-019DX, 06H-903-017J, 06H-903-017JX, 06H-903-017T, 06H-903-017TX, 06H-903-018H, 06H-903-018HX, 06H-903-018J, 06H-903-018JX
Bosch: 0 125 711 034, 0 125 711 035, 0 125 711 044, 0 125 711 051, 0 125 711 052, 0 125 711 081, 0 125 711 082, 0 125 711 085, 0 125 711 088, 0 125 711 089, 0 125 711 090, 0 125 711 091, 0 125 711 107, 0 125 711 108, 0 125 711 124, 0 125 711 125, 0 125 711 126, 0 125 711 127, 0 125 711 128, 0 125 711 129, 0 125 711 130, 0 125 711 149, 0 125 711 150, 0 125 711 151, 0 125 711 152, 0 125 711 152, 0 125 711 153, 0 125 711 154, 0986083150

Vehicle Application

Audi Car
S4 V6 3.0L 2995cc 2013-2015
S5 V6 3.0L 2995cc 2013-2015
A4 L4 2.0L 1984cc 121cid 2013-2014
A4 Quattro L4 2.0L 1984cc 121cid 2013-2014
A5 L4 2.0L 1984cc 121cid 2013-2014
A5 Quattro L4 2.0L 1984cc 121cid 2013-2014
A4 L4 2.0L 1984cc 121cid 2014-2016
A4 Quattro L4 2.0L 1984cc 121cid 2014-2016
A5 L4 2.0L 1984cc 121cid 2014
A5 Quattro L4 2.0L 1984cc 121cid 2014-2017

Audi Truck
Q5 V6 3.0L 2995cc 2013-2015
SQ5 V6 3.0L 2995cc 2014-2015
Q5 V6 3.0L 2967cc 181cid 2014

Audi - China Car
A4 FV7303BDD 50TFSI DSG 2012-2015
A4 FV7183BAC 30TFSI CVT 2012-2015
A4 FV7183BAM 30TFSI 2012-2015
A4 FV7203BBC 35TFSI CVT 2012-2015
A4 FV7203BCD 40TFSI DSG 2012-2015
A4 FV7203BEC 35TFSI CVT 2012-2015
A4 FV7203BFQ 45TFSI DSG 2012-2015
Q5 FV6461ATG 2.0T AMT 2010-2015
Q5 FV6461ATG 2.0T DSG 2010-2015
Q5 FV6461HAQ 2.0T 2010-2015
Q5 FV6461HBQ 2.0T AMT 2010-2015
Q5 FV6461HCQ 2.0T AMT 2010-2015

Audi - Europe Car
A4 Quattro 200kW, 272HP 3.0 TFSI 2012-2016
A4 Quattro 245kW, 333HP 2008-2016
A5 Quattro 200kW, 272HP 3.0 TFSI 2011-2016
Q5 Quattro 200kW, 272HP 3.0 TFSI 2012-2016
Q5 Quattro 260kW, 354HP, TFSI 2013-2016
A4 125kW, 170HP 1.8 TFSI 2011-2016
A4 132kW, 180HP 2.0 TFSI 2008-2016
A4 155kW, 211HP 2.0 TFSI 2008-2016
A4 162kW, 220HP 2.0 TFSI 2013-2016
A4 165kW, 224HP 2.0 TFSI 2013-2016
A4 88kW, 120HP 1.8 TFSI 2008-2016
A4 Allroad Quattro 155kW, 211HP 2.0 TFSI 2009-2016
A4 Allroad Quattro 165kW, 224HP 2.0 TFSI 2013-2016
A4 Quattro 125kW, 170HP 1.8 TFSI 2011-2016
A4 Quattro 155kW, 211HP 2.0 TFSI 2008-2016
A4 Quattro 162kW, 220HP 2.0 TFSI 2013-2016
A4 Quattro 165kW, 224HP 2.0 TFSI 2013-2016
A5 118kW, 160HP 1.8 TFSI 2009-2016
A5 125kW, 170HP 1.8 TFSI 2007-2016
A5 132kW, 180HP 2.0 TFSI 2008-2016
A5 155kW, 211HP 2.0 TFSI 2008-2016
A5 162kW, 220HP 2.0 TFSI 2013-2016
A5 165kW, 224HP 2.0 TFSI 2013-2016
A5 Quattro 155kW, 211HP 2.0 TFSI 2008-2016
A5 Quattro 162kW, 220HP 2.0 TFSI 2012-2016
A5 Quattro 165kW, 224HP 2.0 TFSI 2013-2016
Q5 Quattro 132kW, 180HP 2.0 TFSI 2009-2016
Q5 Quattro 165kW, 224HP 2.0 TFSI 2012-2016
Q5 Quattro 169kW, 230HP 2.0 TFSI 2015-2016
A5 150kW, 204HP 3.0 TDI 2011-2016
A5 Quattro 160kW, 218HP 3.0 TDI 2015-2016
A5 Quattro 180kW, 245HP 3.0 TDI 2011-2016
A5 Quattro 184kW, 250HP 3.0 TDI 2012-2016
A5 Quattro 190kW, 258HP 3.0 TDI 2013-2016
A5 Quattro 230kW, 313HP TDI 2012-2016
A5 Quattro 240kW, 326HP TDI 2015-2016
A5 Quattro 250kW, 340HP TDI 2015-2016

Features & Benefits

• Genuine OEM replacement part
• Manufactured to original factory specifications
• Regulates alternator output voltage
• Helps maintain proper battery charging
• Supports stable charging system performance
• Original fit, function, and electrical characteristics
• Ideal for alternator rebuilding and repair
• Engineered for long-term reliability

What Does a Voltage Regulator Do?

The voltage regulator controls the alternator's output by regulating current supplied to the rotor field winding. As electrical demand changes, the regulator continuously adjusts field current to maintain the proper charging voltage for the battery and the vehicle's electrical system.

A properly functioning voltage regulator helps prevent battery overcharging and undercharging while protecting sensitive electrical components from excessive voltage. Because charging system performance depends on the interaction between the regulator, rotor, stator, rectifier, and battery, replacing a faulty regulator is an important step in restoring alternator performance.

Common Signs Replacement Is Needed

Replace the voltage regulator if you notice:

• Battery overcharging
• Battery not charging
• Low charging voltage
• High charging voltage
• Battery warning light illuminated
• Intermittent charging problems
• Headlights that brighten or dim with engine speed
• Charging system failure during testing
• Voltage regulator failure discovered during alternator rebuilding

Installation Recommendations

Installation should be performed by a qualified technician or experienced alternator rebuilder. Before installing the new regulator, inspect the brushes, brush holder, slip rings, rotor, stator, rectifier, wiring, and electrical connections for signs of wear or damage.

Always verify connector configuration and mounting style before installation. After assembly, bench-test the alternator to confirm proper charging voltage and overall charging system performance.

While You're Rebuilding

Inspect other common wear components to help maximize charging system reliability:

• Bearings
• Brushes
• Brush Holder
• Slip Rings
• Rectifier
• Diodes
• Rotor
• Clutch Pulley
• Insulators

Why Buy From RC Auto Electric?

RC Auto Electric specializes in genuine OEM and premium aftermarket alternator and starter rebuilding components for professional rebuilders, repair shops, automotive technicians, and DIY enthusiasts. Our extensive catalog includes thousands of electrical components backed by accurate cross-reference information to help simplify part identification and reduce ordering mistakes.

Disclaimer

Compatibility information is provided as a reference only. Manufacturing revisions, production changes, and previous rebuilding modifications may affect internal alternator components. Always compare the original OEM part number, connector configuration, mounting style, voltage specifications, cross-reference numbers, and product photographs before installation. If you are unsure about compatibility, contact RC Auto Electric before ordering.