Starter assy 36100-4A020 36100-4A025 For HYUNDAi Grand starex H1 H-1
Applicable models:HYUNDAI H-1 2.5 CRDi D4CB 2008-2011
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Reference part number:S3147S,J5210519,361004A020, STV0825KR,STV0825YJ,STV9825YJ, A0001250825,STVO825WA, 1196795.600264,600736, S0001196795,S0001250825 300N10723Z,361004A025 8214288， 91-20-3581， 910714， EF14170， EAA-123368， UD12687S， 36100-4A020、36100-4A025、 361004A025、361004A020、 S0001250825,LRS02533， LRS2533， 325061102 CST15243GS， 550.548.102.000 550.548.102.500, 14.130.165， 1250825 SVA243
Product Attributes
| Power horsepower : | 12V 2.2KW |
| Number of feet : | 10T |
| Size : | 28*12*17 CM single unit inner box |
| Weight : | net weight：4.15KG |
| Packaging : | Neutral kraft paper packaging |
| Spot/Pre sale : | Spot goods |
| Warranty : | 1 year |
| Product number : |
Product Details
| Type : | ENGINE STARTER |
| Specification : | 12V 2.2KW |
| Number of feet : | 10T |
| Brand : | NUOJIN |
| Number : | 361004A020 |
| Quality : | Regeneration |
| Delivery time : | 7--15day |
Standard Installation Method for Hyundai 12V Starter Motor
This document summarizes the standard installation procedure for Hyundai 12V starter motors, covering general disassembly and assembly processes, safety regulations, wiring essentials and commissioning precautions. It is applicable to mainstream 12V electrical system models of Hyundai passenger vehicles and light commercial vehicles. The content complies with the manufacturer’s official service specifications and can be directly used as technical operation documents.
1. Pre-installation Safety and Preparation
1.1 Safety Prerequisites (Mandatory Requirements)
Always disconnect the negative battery cable first, followed by the positive cable. Live disassembly, assembly and wiring are strictly prohibited throughout the operation. The main power terminal of the starter motor is directly connected to the positive terminal of the battery. A grounding short circuit will generate an instantaneous high current, burning out the wiring harness and terminals, and even causing electric arcing and scalding.
Keep the work area ventilated and dry, away from flammable materials. Wear protective gloves to prevent internal components of the starter motor from being contaminated by engine oil or coolant.
Prepare the required tools: socket set, ratchet wrench, torque wrench, sandpaper, insulating boots, open-end wrench, as well as mounting bolts and gaskets of original equipment specifications (if equipped).
1.2 Component Pre-inspection
Verify that the new starter motor is rated at 12V, and its model, gear tooth count, meshing stroke, mounting hole pattern and wiring terminal layout are fully consistent with the original vehicle. Starter motors for Hyundai engines with different displacements and models (such as Gamma, Theta, R-series diesel engines, etc.) are not interchangeable, and mixed use is strictly forbidden.
Manually move the drive gear to check for smooth extension and retraction without jamming. Inspect the armature and bearings for excessive play or abnormal noise. Ensure the commutator is clean and the brushes are not excessively worn.
Check the mounting surface of the engine flywheel housing and the flywheel ring gear for cracks, missing teeth, severe wear, oil contamination or rust.
2. Standard Installation Steps
2.1 Clean the Mounting Contact Surface
Thoroughly clean the starter mounting surface on the flywheel housing with a clean cloth and fine sandpaper to remove oil contamination, old sealant, rust and burrs, ensuring the mounting surface is flat and gap-free.
If the original vehicle is designed with a paper gasket or rubber O-ring, it must be replaced with a new genuine part. Reuse of aged or deformed sealing components is prohibited to prevent oil seepage at the mating surface and loosening due to vibration.
2.2 Install the Starter Motor Assembly
Align the starter motor with the mounting holes and insert it slowly to achieve preliminary meshing between the drive gear and the flywheel ring gear. Directly striking the starter housing, gears or end covers with a hammer or wrench is strictly forbidden, to avoid bending the armature shaft, breaking bearings or displacing magnetic poles.
Insert the mounting bolts and tighten them diagonally by hand first, ensuring the starter motor fits tightly against the mounting surface with no warping or gaps.
Tighten the bolts to the manufacturer’s specified torque using a torque wrench.Reference tightening torque for Hyundai passenger vehicle 12V starter motors:25–40 N·m, subject to the official value specified in the service manual for the corresponding model.
Tighten the bolts gradually in a crisscross pattern: pre-tighten first, then increase force step by step to the standard torque, to avoid housing deformation and oil leakage caused by unilateral loading.
2.3 Mechanical Meshing and Clearance Inspection (Critical Step)
After installation, manually move the starter drive gear to confirm smooth extension and retraction without jamming or sticking.
Observe the meshing depth between the drive gear and the flywheel ring gear, ensuring full engagement with no partial contact, gear interference or misalignment.
If jamming or abnormal noise occurs, re-inspect the mounting angle, flatness of the mounting surface and gear condition immediately. Energized testing under such faulty conditions is strictly prohibited.
2.4 Electrical Wiring (Strictly Follow the Sequence)
Terminal markings on Hyundai starter motors are generally consistent with international standards:
B+/30 Terminal: The heavy-duty terminal, serving as the main power input, connected to the thick cable from the battery positive terminal. Polish the oxidized layer on the terminal before wiring, tighten the nut to ensure a reliable, loose-free connection, and fit an insulating boot after completion.
S/50 Terminal: The thin terminal, serving as the start control signal terminal, connected to the control wire from the ignition switch or starter relay.
After wiring, arrange the harness properly and keep it away from high-temperature and moving components such as the exhaust pipe, timing belt and fan, to prevent short circuits caused by abrasion or burnout of the harness insulation.
Once all wiring is completed, reconnect the battery in the sequence: positive terminal first, then negative terminal, to restore power to the vehicle.
2.5 Energized Testing and Commissioning
Shift to neutral (manual transmission) or Park (P) position (automatic transmission), apply the parking brake, and perform short jog-start tests.
Control the cranking duration: limit each start to no more than 3–5 seconds, with an interval of at least 1 minute between consecutive attempts, to avoid overheating and burning out the starter coil.
Listen for operating noise: normal operation produces a steady, smooth motor sound, with no metallic friction, gear clashing, whistling or severe vibration.
Inspection items:
No abnormal overheating or arcing at the starter housing and terminals;
No oil seepage at the flywheel housing mating surface;
The starter drive gear retracts quickly after engine start, with no continuous rotation or delayed retraction.
Special Installation Precautions for Hyundai 12V Starter Motor
This document summarizes the special installation precautions for Hyundai 12V starter motors, categorized into five sections: safety, mechanical installation, electrical wiring, testing and commissioning, and post-commissioning operation. All items are derived from official manufacturer service specifications and high-frequency risk points in actual operation, and are suitable for direct inclusion in technical documents and service manuals.
References：
The content of the installation precautions for Hyundai 12V starter motors is derived from two categories: authoritative original documents from Hyundai Motor and general industrial technical specifications. Specific traceable sources and explanations are provided below.
1. Core Authoritative Original Sources (Official Hyundai Technical Documents)
Hyundai Vehicle Official Service Manuals
This is the most fundamental official reference, covering starter motor removal and installation procedures, torque specifications, wiring standards and safety warnings. For example, the chapter titled Starting System / Starter - Removal and Installation in service manuals for models such as Hyundai Elantra, Sonata and ix35 clearly specifies requirements including disconnecting the negative battery cable first, tightening bolts in a crisscross pattern and prohibiting live operation.
Access Methods: Corresponding vehicle service manuals can be obtained from authorized Hyundai dealers, the after-sales section of the official website, and third-party service manual platforms including the Hyundai Service Manual database and Helantra7.
Hyundai Genuine Parts Installation Instructions
These are specialized documents for starter motors and wiring harness kits, emphasizing critical requirements such as reverse polarity prevention for 12V systems, replacement of sealing components and reliability of grounding connections. They include model compatibility tables, torque standards and official safety warnings.
Issuing Body: Hyundai Motor Group. These documents specify applicable vehicle models and engine series, such as Gamma, Theta and R‑series diesel engines.
Hyundai Engine Operation Manuals
These manuals supplement operational prohibitions for the starting system, including a maximum single cranking duration of 5 seconds and a minimum interval of 1 minute between consecutive cranking attempts. Such content is commonly included in the operation specification sections of Hyundai owner’s manuals and service manuals.
2. Sources of General Industrial Technical Specifications
General Installation Standards for Internal Combustion Engine Starting Systems
Representative standards include ISO 8855 and SAE J563, which define universal safety and technical requirements for the mechanical installation and electrical wiring of 12V starter motors. These standards form the foundational basis for Hyundai’s original factory specifications.
Practical Specifications for the Automotive Maintenance Industry
Compiled from years of practical experience in starter motor maintenance, these specifications cover details including mounting surface cleaning, sealing component replacement and gear meshing inspection, representing consensus operational best practices across the industry.
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