Description
Vehicle Compatibility
Alternator voltage regulator for Valeo alternators used on select Jeep and Mercedes-Benz applications where the original regulator uses LIN (COM) communication control (LIN 1.3) and matches a 2 pin COM Dummy connection format with IDCPU D plug type. The application list below is a guide; confirm by alternator label and regulator plug style before ordering.
Listed Applications
- Jeep: Grand Cherokee 3.0 CRD 4x4
- Mercedes-Benz A-Class: A160 2.0 Diesel; A180 2.0 Diesel; A200 2.0 Diesel
- Mercedes-Benz C-Class: C320CDI; C350CDI
- Mercedes-Benz E-Class: E280CDI; E300CDI; E320CDI; E350CDI
- Mercedes-Benz CLK: CLK320CDI
- Mercedes-Benz CLS: CLS320CDI
- Mercedes-Benz G-Class: G320CDI
- Mercedes-Benz GL-Class: GL320CDI; GL350CDI; GL420CDI
- Mercedes-Benz ML / M-Class: ML280CDI; ML320CDI; ML420CDI
- Mercedes-Benz R-Class: R280CDI; R320CDI
- Mercedes-Benz: Sprinter; Vito
Specifications
- Reference: REG0052
- Part Type: Alternator Voltage Regulator
- Manufacturer: Valeo
- System Voltage: 12V
- Regulated Voltage (Set Point): 14.3V (VS=14.3V)
- Charging Voltage: 14.3V
- Operating Voltage: 14V
- Voltage Range: From 10.7V To 16.0V
- Circuit: B Circuit
- Type: IR/IF (Internal Regulator / Internal Fan)
- Connector / Pins: 2 Pin (COM Dummy)
- Plug Type: IDCPU D
- Specification: LIN (COM) LIN 1.3
Features
- Designed for Valeo alternators using LIN (COM) communication control (LIN 1.3)
- 2 pin COM Dummy connection format with IDCPU D plug type for correct regulator interface matching
- B circuit regulator logic with IR/IF internal regulator internal fan configuration for matching alternator designs
- Charging behaviour aligned to the listed specification, including 14.3V charging and 10.7V to 16.0V operating range
- Suitable for alternator overhaul work where the original regulator matches the same LIN communication setup
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 alternator is Valeo and the regulator uses LIN (COM) LIN 1.3 control with a 2 pin COM Dummy plug
- Compare the regulator layout and connector to the original unit before fitting
- 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