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231001HK1A 101N10106 LR190772 ALH9772UX ALM9772 A2TG0891 23100-EE51A 23100JX30A A2TG0891ZJ 231001HK1A A2TG0891 A2TG0891ZC A002TG0891ZC 23100-CJ41A，23100-EE51A，23100E

alternator 231001HK1A 101N10106 LR190772 ALH9772UX ALM9772 A2TG0891 for Nissan March 1.6, Versa 1.6

Applicable models:Nissan March 1.6, Versa 1.6

Reference part number: 231001HK1A 101N10106 LR190772 ALH9772UX ALM9772 A2TG0891 23100-EE51A 23100JX30A A2TG0891ZJ 231001HK1A A2TG0891 A2TG0891ZC A002TG0891ZC 23100-CJ41A，23100-EE51A，23100EE51A，23100CJ41A

Product Attributes

Rated output :	12V 90A
Pulley :	7PK
Size :	241817single unit inner box
Weight :	net weight：5.3KG
Packaging :	Neutral kraft paper packaging
Spot/Pre sale :	Spot goods
Warranty :	1 year
Product number :

Product Details

Type :	Altemator
Specification :	12V 90A
Pulley :	7PK
Brand :	nuojin
Number :	23100-1HK1A
Quality :	Remanufacture
Delivery time :	10 day

231001HK1A 101N10106 LR190772 ALH9772UX ALM9772 A2TG0891 23100-EE51A 23100JX30A A2TG0891ZJ 231001HK1A A2TG0891

A2TG0891ZC A002TG0891ZC 23100-CJ41A，23100-EE51A，23100EE51A，23100CJ41A

Installation Method of Nissan 12V Generator

The installation method of the Nissan 12V Generator is as follows:

Preparation Work

Park the vehicle on a flat and safe ground, pull the handbrake, turn off the engine and let it cool down for a period of time. Use a jack and safety stands to lift the right side of the vehicle body to facilitate the removal of the bolts under the generator. Locate the battery, first remove the negative battery terminal to cut off the power supply to the entire vehicle. Prepare tools such as a ratchet wrench, socket, open-end wrench, and torque wrench.

Remove Generator-Related Components

Locate the generator on the right front side of the engine, pull out the generator signal wire connector, use a ratchet wrench with a socket to loosen the generator positive wire bolt, and remove the positive wire. Loosen the generator's fixed through bolt—do not remove it, just loosen it.

Remove the Generator Belt

Loosen the fixed bolt on the right side of the belt tensioner, then loosen the vertical adjustment bolt to slacken the belt, and then remove the generator drive belt.

Remove the Old Generator

Completely remove the adjustment bolt of the generator tensioner, remove the nut of the through bolt under the generator, pull out the through bolt, and then take out the entire old generator.

Install the New Generator

Place the new generator back into the installation position, insert the through bolt below, and screw on the nut without fully tightening it. Install the generator positive wire, pay attention to the installation direction, and just put on the bolt. Plug back the generator signal wire connector. Install the tensioner bolt with fixing and adjusting functions above the generator: first screw on the horizontal bolt, then snap the vertical bolt into the adjustment slot, and slightly tighten the horizontal bolt.

Install the Belt and Adjust Tension

Install the engine belt back onto the crankshaft pulley, water pump pulley, and generator. Adjust the vertical bolt, press down the generator to adjust the belt tension—you should be able to easily bend the belt to about 90 degrees by hand.

Tighten the Bolts

Use a torque wrench to tighten the upper fixing bolt to 23 Newton-meters, the fixing nut of the lower through bolt to 23 Newton-meters, and the fixing nut of the positive wire to 18 Newton-meters.

Inspection and Finalization

Check if the generator is installed firmly, all components are connected correctly, and no tools or parts are left behind. After confirmation, lower the vehicle body, reconnect the negative battery terminal, start the engine, and check if the generator works normally.

Precautions for Installation of Nissan 12V Generator

Core Conclusion:

Installation must strictly comply with safety specifications and torque requirements to avoid circuit failures, component damage, and safety risks.

Safety Operation Specifications

The vehicle must be parked on flat ground, with the handbrake pulled and secured with safety stands. Never rely solely on a jack for operation.
Ensure the engine is fully cooled throughout the process. Disconnect the negative battery terminal before performing any circuit-related operations to prevent short circuits or electric shocks.
Use tools of matching specifications when removing and installing bolts to avoid slipping and damaging bolts or components.

Key Points for Component Disassembly and Assembly

Record the belt winding path before removing the belt to avoid incorrect winding during installation.
When installing the new generator, ensure the signal wire connector and positive wire are firmly connected to prevent poor contact.
Adjust the belt tension appropriately. Excessive tension may cause bearing wear, while insufficient tension will lead to belt slipping and abnormal noise.

Torque Control Requirements

Use a torque wrench to tighten fixing bolts strictly according to the specified torque (23N・m for both the upper fixing bolt and the nut of the lower through bolt; 18N・m for the positive wire nut).
Follow the "diagonal uniform tightening" principle when fastening bolts to avoid component deformation due to excessive local stress.

Post-Installation Inspection Standards

After starting the engine, observe the generator's operation. No abnormal noise or vibration is considered normal.
Use a multimeter to test the output voltage, which should be stable between 13.5-14.5V. Abnormal voltage requires checking the wiring or belt tension.
During the test run, touch the generator housing to check for overheating (not exceeding 60℃) and ensure no unusual odors are produced.

References：The content about the installation method and precautions of the Nissan 12V generator may be compiled by synthesizing various materials. From the search results, the service manual of the Nissan Sentra contains relevant content on the installation and removal of the generator, and websites such as Autohome also have some introductions on the generator wiring steps and precautions, but this content is not completely consistent with the text provided by the user.

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