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Alternator Voltage Regulator Mercedes-Benz 2 Pin IDL-CPU 14.2V OE A0031545706 F00M144155 REG1027
Alternator Voltage Regulator Mercedes-Benz 2 Pin IDL-CPU 14.2V OE A0031545706 F00M144155 REG1027
Vehicle Compatibility & OE Cross Reference
Alternator voltage regulator for select Mercedes-Benz applications where the original regulator matches a 2 pin connection with IDL-CPU plug type and the same charging characteristics. Confirm fitment by matching the regulator plug style and OE or Bosch reference numbers below before ordering.
OE Numbers By Brand
- Mercedes-Benz: 003-154-57-06
- Mercedes-Benz: A 003 154 36 06; A 003 154 57 06; A 003 154 73 06; A 004 154 00 06
- Mercedes-Benz: 003 154 36 06; 003 154 57 06; 003 154 73 06; 004 154 00 06
- Mercedes-Benz: A0031543606; A0031545706; A0031547306; A0041540006; 0031543606; 0031545706; 0031547306; 0041540006
Bosch Reference Numbers
- Bosch: 986 AE0 136
- Bosch: F00M144155
- Bosch: F 00M 145 883
Specifications
- Reference: REG1027
- Part Type: Alternator Voltage Regulator
- System Voltage: 12V
- Charging Voltage: 14.2V
- Operating Voltage: 14V
- Connector / Pins: 2 Pin
- Plug Type: IDL-CPU
- Specification: 5 Sec. LRC
- Active Lamp: Yes
- Short Circuit Protection: Yes
- OE References: A0031543606; A0031545706; A0031547306; A0041540006
- Bosch References: 986 AE0 136; F00M144155; F00M145883
Features
- Regulates alternator field current to maintain stable charging output on compatible Mercedes-Benz systems
- 2 pin IDL-CPU plug type to match the specified regulator interface
- 14.2V charging specification with 5 sec LRC characteristic for matching regulator behaviour
- Active lamp function with short circuit protection for supported charging circuits
- OE and Bosch cross references included to support accurate matching before fitment
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 fleet operators 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 plug is 2 pin IDL-CPU and cross check at least one OE or Bosch reference number before fitting
- Inspect brushes and slip rings while the alternator is open and replace worn components where required
- Ensure battery terminals and earth connections are clean and tight to prevent voltage drop and repeat failures
- After installation, verify charging voltage under load and confirm warning lamp behaviour
- If you are unsure about alternator repairs, have the regulator fitted and tested by a qualified auto electrician
$9.26
Original: $30.88
-70%Alternator Voltage Regulator Mercedes-Benz 2 Pin IDL-CPU 14.2V OE A0031545706 F00M144155 REG1027—
$30.88
$9.26
Description
Vehicle Compatibility & OE Cross Reference
Alternator voltage regulator for select Mercedes-Benz applications where the original regulator matches a 2 pin connection with IDL-CPU plug type and the same charging characteristics. Confirm fitment by matching the regulator plug style and OE or Bosch reference numbers below before ordering.
OE Numbers By Brand
- Mercedes-Benz: 003-154-57-06
- Mercedes-Benz: A 003 154 36 06; A 003 154 57 06; A 003 154 73 06; A 004 154 00 06
- Mercedes-Benz: 003 154 36 06; 003 154 57 06; 003 154 73 06; 004 154 00 06
- Mercedes-Benz: A0031543606; A0031545706; A0031547306; A0041540006; 0031543606; 0031545706; 0031547306; 0041540006
Bosch Reference Numbers
- Bosch: 986 AE0 136
- Bosch: F00M144155
- Bosch: F 00M 145 883
Specifications
- Reference: REG1027
- Part Type: Alternator Voltage Regulator
- System Voltage: 12V
- Charging Voltage: 14.2V
- Operating Voltage: 14V
- Connector / Pins: 2 Pin
- Plug Type: IDL-CPU
- Specification: 5 Sec. LRC
- Active Lamp: Yes
- Short Circuit Protection: Yes
- OE References: A0031543606; A0031545706; A0031547306; A0041540006
- Bosch References: 986 AE0 136; F00M144155; F00M145883
Features
- Regulates alternator field current to maintain stable charging output on compatible Mercedes-Benz systems
- 2 pin IDL-CPU plug type to match the specified regulator interface
- 14.2V charging specification with 5 sec LRC characteristic for matching regulator behaviour
- Active lamp function with short circuit protection for supported charging circuits
- OE and Bosch cross references included to support accurate matching before fitment
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 fleet operators 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 plug is 2 pin IDL-CPU and cross check at least one OE or Bosch reference number before fitting
- Inspect brushes and slip rings while the alternator is open and replace worn components where required
- Ensure battery terminals and earth connections are clean and tight to prevent voltage drop and repeat failures
- After installation, verify charging voltage under load and confirm warning lamp behaviour
- If you are unsure about alternator repairs, have the regulator fitted and tested by a qualified auto electrician
