BMW Alternator Regulator 2-Pin (E81 E82 E87 E88 E46 E90 E60 E84 E85) - 1986AE0083

Bosch Alternator Voltage Regulator for BMW N45/N46 - 1986AE0083

This Bosch voltage regulator helps maintain stable alternator output and correct charging voltage for your BMW. Common symptoms of a failing regulator include battery warning lights, overcharging/undercharging, dim lights, and poor starting.

OEM / Cross Reference Numbers

• BMW OE: 12 31 7 512 163
• BMW OE: 12 31 7 523 065
• BMW OE: 12 31 7 540 655
• BMW OE: 7 523 065
• BMW OE: 12317540655

Vehicle Compatibility

• BMW 1 Series E81 (2006-2011) 116i N45B16A; 118i/120i N46B20
• BMW 1 Series E87 / E87 LCI (2003-2011) 116i N45B16A; 118i/120i N46B20
• BMW 1 Series E82 / E88 (2006-2013) 118i/120i N46B20
• BMW 3 Series E46 (2000-2006)
• BMW 3 Series E90 / E90 LCI (2004-2011) 320i N46B20
• BMW 3 Series E91 / E91 LCI (2004-2012) 320i N46B20
• BMW 3 Series E92 / E92 LCI (2006-2013) 320i N46B20
• BMW 3 Series E93 / E93 LCI (2006-2013) 320i N46B20
• BMW 5 Series E60 LCI (2006-2009)
• BMW X1 E84 (2009-2015) sDrive18i N46B20
• BMW Z4 E85 (2004-2008) 2.0i N46B20

Nationwide delivery available in South Africa. If you are unsure about fitment, share your VIN or current part number and we will help confirm compatibility.