Alternator Voltage Regulator BMW E46 316i 318i 2 Pin BSS COM IDCPU D OE 12317505922 REG1107
Alternator Voltage Regulator BMW E46 316i 318i 2 Pin BSS COM IDCPU D OE 12317505922 REG1107
Vehicle Compatibility & OE Cross Reference
Alternator voltage regulator for select BMW applications where the original regulator uses a BSS (COM) communication specification (BSS 3) and matches a 2 pin connection with IDCPU D plug type. Listed for BMW E46 316i and BMW E46 318i. Confirm by alternator label, regulator connection and OE number cross reference before ordering.
OE Numbers By Brand
- BMW: 12317505922; 12317523059; 12317540656
Specifications
- Reference: REG1107
- Part Type: Alternator Voltage Regulator
- System Voltage: 12V
- Charging Voltage: 14.3V
- Operating Voltage: 14V
- Voltage Range: From 10.7V To 16.0V
- Specification: BSS (COM) BSS 3
- Connector / Pins: 2 Pin
- Plug Type: IDCPU D
- OE Numbers: 12317505922; 12317523059; 12317540656
Features
- Designed for BMW charging systems using BSS (COM) communication control (BSS 3)
- 2 pin connection with IDCPU D plug type to match the specified regulator interface
- Charging behaviour aligned to the listed specification, including 14.3V charging voltage and 10.7V to 16.0V range
- Useful for alternator overhaul work where the original regulator matches the OE numbers listed
Why Buy From Us
- Local South African stock with nationwide courier delivery
- 12-month warranty subject to correct application and installation
- Fitment support using alternator labels, regulator markings and plug photos
- Trusted by workshops and DIY customers for reliable charging system components
Trusted by thousands of South African drivers for quality and durability.
Installation & Maintenance Tips
- Disconnect the battery before alternator removal or regulator replacement
- Confirm the regulator connection is 2 pin IDCPU D and the alternator uses BSS (COM) control before fitting
- Cross check the BMW OE numbers and compare the plug layout to the original regulator
- Inspect brushes and slip rings while the alternator is open and replace worn components where required
- After installation, verify charging voltage under load to confirm stable regulation
- If you are unsure about alternator repairs, have the regulator fitted and tested by a qualified auto electrician
Product Information
Product Information
Shipping & Returns
Shipping & Returns
Description
Vehicle Compatibility & OE Cross Reference
Alternator voltage regulator for select BMW applications where the original regulator uses a BSS (COM) communication specification (BSS 3) and matches a 2 pin connection with IDCPU D plug type. Listed for BMW E46 316i and BMW E46 318i. Confirm by alternator label, regulator connection and OE number cross reference before ordering.
OE Numbers By Brand
- BMW: 12317505922; 12317523059; 12317540656
Specifications
- Reference: REG1107
- Part Type: Alternator Voltage Regulator
- System Voltage: 12V
- Charging Voltage: 14.3V
- Operating Voltage: 14V
- Voltage Range: From 10.7V To 16.0V
- Specification: BSS (COM) BSS 3
- Connector / Pins: 2 Pin
- Plug Type: IDCPU D
- OE Numbers: 12317505922; 12317523059; 12317540656
Features
- Designed for BMW charging systems using BSS (COM) communication control (BSS 3)
- 2 pin connection with IDCPU D plug type to match the specified regulator interface
- Charging behaviour aligned to the listed specification, including 14.3V charging voltage and 10.7V to 16.0V range
- Useful for alternator overhaul work where the original regulator matches the OE numbers listed
Why Buy From Us
- Local South African stock with nationwide courier delivery
- 12-month warranty subject to correct application and installation
- Fitment support using alternator labels, regulator markings and plug photos
- Trusted by workshops and DIY customers for reliable charging system components
Trusted by thousands of South African drivers for quality and durability.
Installation & Maintenance Tips
- Disconnect the battery before alternator removal or regulator replacement
- Confirm the regulator connection is 2 pin IDCPU D and the alternator uses BSS (COM) control before fitting
- Cross check the BMW OE numbers and compare the plug layout to the original regulator
- Inspect brushes and slip rings while the alternator is open and replace worn components where required
- After installation, verify charging voltage under load to confirm stable regulation
- If you are unsure about alternator repairs, have the regulator fitted and tested by a qualified auto electrician
