Alternator Voltage Regulator Toyota Quantum Lexus Nippon Denso 4 Pin IG S L M B Circuit 14.2V REG6107
Alternator Voltage Regulator Toyota Quantum Lexus Nippon Denso 4 Pin IG S L M B Circuit 14.2V REG6107
Vehicle Compatibility
Alternator voltage regulator for Nippon Denso alternators where the original regulator matches a B Circuit design with IR/IF internal regulator internal fan configuration and a 4 pin connector in the IG S L M layout (plug type IDIG Sense L CPU). Listed for Toyota Quantum and Lexus applications where the same regulator configuration is used. Confirm by regulator plug style and terminal layout before ordering.
- Toyota: Quantum
- Lexus: Lexus applications using a matching Nippon Denso 4 pin IG S L M regulator
Specifications
- Reference: REG6107
- Part Type: Alternator Voltage Regulator
- Manufacturer: Nippon Denso
- System Voltage: 12V
- Regulated Voltage (Set Point): 14.2V (VS=14.2V)
- Charging Voltage: 14.2V
- Operating Voltage: 14V
- Circuit: B Circuit
- Type: IR/IF (Internal Regulator / Internal Fan)
- Connector / Pins: 4 Pin (IG S L M)
- Plug Type: IDIG Sense L CPU
- Lamp Function: Inactive Lamp
- Short Circuit Protection: Yes
Features
- Controls alternator field current to support consistent charging on compatible Nippon Denso alternators
- 4 pin IG S L M connector layout with IDIG Sense L CPU plug type for correct interface matching
- B circuit design with IR/IF internal regulator internal fan configuration for the specified alternator layout
- 14.2V charging specification for matching 12V electrical systems
- Inactive lamp characteristic with short circuit protection for supported applications
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, plug photos and terminal layout confirmation
- 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 regulator replacement
- Match the regulator by Nippon Denso manufacturer, B circuit design, and the 4 pin IG S L M plug layout
- 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 at idle and under load to confirm stable regulation
- If you are unsure about alternator repairs, have the regulator fitted and tested by a qualified auto electrician
Original: $16.54
-70%$16.54
$4.96
Description
Vehicle Compatibility
Alternator voltage regulator for Nippon Denso alternators where the original regulator matches a B Circuit design with IR/IF internal regulator internal fan configuration and a 4 pin connector in the IG S L M layout (plug type IDIG Sense L CPU). Listed for Toyota Quantum and Lexus applications where the same regulator configuration is used. Confirm by regulator plug style and terminal layout before ordering.
- Toyota: Quantum
- Lexus: Lexus applications using a matching Nippon Denso 4 pin IG S L M regulator
Specifications
- Reference: REG6107
- Part Type: Alternator Voltage Regulator
- Manufacturer: Nippon Denso
- System Voltage: 12V
- Regulated Voltage (Set Point): 14.2V (VS=14.2V)
- Charging Voltage: 14.2V
- Operating Voltage: 14V
- Circuit: B Circuit
- Type: IR/IF (Internal Regulator / Internal Fan)
- Connector / Pins: 4 Pin (IG S L M)
- Plug Type: IDIG Sense L CPU
- Lamp Function: Inactive Lamp
- Short Circuit Protection: Yes
Features
- Controls alternator field current to support consistent charging on compatible Nippon Denso alternators
- 4 pin IG S L M connector layout with IDIG Sense L CPU plug type for correct interface matching
- B circuit design with IR/IF internal regulator internal fan configuration for the specified alternator layout
- 14.2V charging specification for matching 12V electrical systems
- Inactive lamp characteristic with short circuit protection for supported applications
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, plug photos and terminal layout confirmation
- 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 regulator replacement
- Match the regulator by Nippon Denso manufacturer, B circuit design, and the 4 pin IG S L M plug layout
- 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 at idle and under load to confirm stable regulation
- If you are unsure about alternator repairs, have the regulator fitted and tested by a qualified auto electrician
