Aftermarket Denso Voltage Regulator IN453

• Bosch 0986082780; Denso 100211-5250, 100211-5251, 100211-5252, 100211-5310, 100213-1900, 100213-1910, 100213-1911, 100213-2240, 100213-2250, 101211-0730, 101211-4130, 101211-4131, 101211-4132, 101211-7300, 101211-7301, 101211-7760, 101211-7761, 101211-7860, 101211-7861, 101211-7870, 101211-7871, 101211-7872, 101211-9150, 101211-9590, 101211-9630, 102211-0610, 102211-1370, 102211-5040, 102211-5041, 102211-5042, 102211-5130, 102211-5131, 9651219-915, 9661219-786; Lexus 27060-50190, 27060-50190-84, 27060-50210, 27060-50230, 27060-50230-84, 27060-50250, 27060-50260, 27060-50260-84; Toyota 27040-54280, 27040-54320, 27040-54330, 27040-54340, 27040-54341, 27060-0F010, 27060-0F020, 27060-0F020-84, 27060-17230, 27060-50250, 27060-50260, 27060-50260-84, 27060-54210, 27060-62110, 27060-62110-84, 27060-62160, 27060-62160-84, 27060-62180, 27060-62190, 27060-62190-84, 27060-62190-84, 27060-75160, 27060-75210

Vehicle Application

Lexus Car
LS400 V8 4.0L 3969cc 1995-1997
GS430 V8 4.3L 4293cc 2001-2005
SC430 V8 4.3L 4293cc 2002

Toyota Truck
T100 V6 3.4L 3378cc 1995-1996
Tacoma V6 3.4L 3378cc 1995-1996
4Runner V6 3.4L 3378cc 1996-1997
T100 V6 3.4L 3378cc 1997
Tacoma V6 3.4L 3378cc 1997
4Runner V6 3.4L 3378cc 1999-2002
Tacoma V6 3.4L 3378cc 2000-2004
Tundra V6 3.4L 3378cc 2000-2002
Land Cruiser V8 4.7L 4663cc 285cid 1998-2000
Land Cruiser V8 4.7L 4663cc 285cid 1998-2002
Tundra V8 4.7L 4663cc 285cid 2000-2002
Sequoia V8 4.7L 4663cc 285cid 2001-2002
4Runner L4 2.7L 2694cc 2000
Tacoma L4 2.4L 2438cc 2000-2004
Tacoma L4 2.7L 2694cc 2000-2004

Lexus Truck
LX470 V8 4.7L 4663cc 285cid 1998-1999
LX470 V8 4.7L 4663cc 285cid 1998-2002

Fiat - Europe Car
ULYSSE (220_) Eng. RFN (EW10J4) 2.0 16V 100kw RFN (EW10J4) 2000-2002

Toyota LCV - Europe Truck
Hi-Ace 2400 1993-1995
Hi-Lux 2400 1993-1995

Toyota - Europe Car
Land Cruiser 4200 1998-2002

Features & Benefits

• Precision aftermarket replacement part

• Regulates alternator output voltage

• Helps maintain proper battery charging

• Supports stable charging system performance

• Manufactured to match original specifications

• Designed for dependable long-term operation

• Ideal for alternator rebuilding and repair

• Cross-referenced to OEM and aftermarket part numbers

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 alternator and starter rebuilding components for professional rebuilders, repair shops, automotive technicians, and DIY enthusiasts. Our extensive catalog includes thousands of OEM and aftermarket 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 part, 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.