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Alternator Voltage Regulator 12V Honda Civic 4 Pin IDCPU CPU IG L Inactive Lamp REG5105

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Alternator Voltage Regulator 12V Honda Civic 4 Pin IDCPU CPU IG L Inactive Lamp REG5105

Vehicle Compatibility

Alternator voltage regulator for Honda Civic alternator applications where the alternator uses a matching 4 pin connector and plug type IDCPU-CPU-IG-L. Specified with an inactive lamp function, 14.5V charging control and short circuit protection. Confirm by alternator label and plug style before ordering.

  • Honda: Civic (alternator applications using the 4 pin IDCPU-CPU-IG-L regulator layout)

Specifications

  • Reference: REG5105
  • Part Type: Alternator Voltage Regulator
  • System Voltage: 12V
  • Operating Voltage: 14V
  • Charging Voltage: 14.5V
  • Connector / Pins: 4 Pin
  • Plug Type: IDCPU-CPU-IG-L
  • Specification: Inactive Lamp
  • Short Circuit Protection: Yes

OE Numbers

  • Mitsubishi: 438

Cross References

  • Mobiletron: VR-H2009-152
  • Other Suppliers: REG5105

Features

  • 4 pin IDCPU-CPU-IG-L regulator specification for matched Honda Civic alternator configurations
  • Inactive lamp specification for correct warning lamp behaviour on compatible charging systems
  • 14.5V charging control for stable battery charging performance on 12V systems
  • Short circuit protection to support reliability and reduce repeat failures on compatible alternator builds
  • Suitable replacement option where Mitsubishi 438 and Mobiletron VR-H2009-152 cross-references match

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 and clear photos of the existing plug and regulator
  • Trusted by workshops and fleet operators for dependable charging system components

Trusted by thousands of South African drivers for quality and durability.

Installation & Maintenance Tips

  • Disconnect the battery before alternator removal or voltage regulator replacement
  • Confirm the connector is 4 pin and the plug type matches IDCPU-CPU-IG-L before fitting
  • Inspect brushes, slip rings and internal connections while the alternator is open and replace worn parts as required
  • Ensure charging circuit connections and earth points are clean and tight to prevent voltage drop and repeat failures
  • After installation, verify charging voltage under load and confirm charging performance is stable
  • If you are unsure about alternator repairs, have the unit fitted and tested by a qualified auto electrician
$20.60

Original: $68.68

-70%
Alternator Voltage Regulator 12V Honda Civic 4 Pin IDCPU CPU IG L Inactive Lamp REG5105

$68.68

$20.60

Product Information

Shipping & Returns

Description

Vehicle Compatibility

Alternator voltage regulator for Honda Civic alternator applications where the alternator uses a matching 4 pin connector and plug type IDCPU-CPU-IG-L. Specified with an inactive lamp function, 14.5V charging control and short circuit protection. Confirm by alternator label and plug style before ordering.

  • Honda: Civic (alternator applications using the 4 pin IDCPU-CPU-IG-L regulator layout)

Specifications

  • Reference: REG5105
  • Part Type: Alternator Voltage Regulator
  • System Voltage: 12V
  • Operating Voltage: 14V
  • Charging Voltage: 14.5V
  • Connector / Pins: 4 Pin
  • Plug Type: IDCPU-CPU-IG-L
  • Specification: Inactive Lamp
  • Short Circuit Protection: Yes

OE Numbers

  • Mitsubishi: 438

Cross References

  • Mobiletron: VR-H2009-152
  • Other Suppliers: REG5105

Features

  • 4 pin IDCPU-CPU-IG-L regulator specification for matched Honda Civic alternator configurations
  • Inactive lamp specification for correct warning lamp behaviour on compatible charging systems
  • 14.5V charging control for stable battery charging performance on 12V systems
  • Short circuit protection to support reliability and reduce repeat failures on compatible alternator builds
  • Suitable replacement option where Mitsubishi 438 and Mobiletron VR-H2009-152 cross-references match

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 and clear photos of the existing plug and regulator
  • Trusted by workshops and fleet operators for dependable charging system components

Trusted by thousands of South African drivers for quality and durability.

Installation & Maintenance Tips

  • Disconnect the battery before alternator removal or voltage regulator replacement
  • Confirm the connector is 4 pin and the plug type matches IDCPU-CPU-IG-L before fitting
  • Inspect brushes, slip rings and internal connections while the alternator is open and replace worn parts as required
  • Ensure charging circuit connections and earth points are clean and tight to prevent voltage drop and repeat failures
  • After installation, verify charging voltage under load and confirm charging performance is stable
  • If you are unsure about alternator repairs, have the unit fitted and tested by a qualified auto electrician

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