OEM Denso Common Rail Injector for ISUZU 4JJ1 3.0L Turbo-Diesel Engine - Electronically Controlled Fuel Injector
Price:
Negotiable
MOQ:
2 pcs
Delivery Time:
5-8 Work Days
Brand:
YIMI
Product Description
Fuel Injector 8-98238318-1 / 8982383181 For ISUZU NLR85 4JJ1 — OEM Denso Common Rail Injector
Product Overview
The Fuel Injector with OEM reference numbers 8-98238318-1 and 8982383181 is a verified direct-fit replacement for the ISUZU 4JJ1 3.0L turbo-diesel engine, commonly found in the ISUZU NLR85 light-duty truck as well as other N-Series models.
Manufactured by DENSO, a global leader in automotive fuel systems, this injector is a precision component of the common rail fuel injection system, responsible for atomizing and precisely metering diesel fuel into the combustion chamber under extreme rail pressure.
| Part Number | 8-98238318-1 / 8982383181 |
|---|---|
| Car Model | ISUZU NLR85 |
| Engine Model | Isuzu 4JJ1 |
| Condition | 100% Brand New |
| Origin | China Mainland |
| Quality Standard | OEM equivalent / ISO quality control |
Vehicle Compatibility
Primary Appliions (ISUZU 4JJ1 3.0L Engine):
| Model | Years | Power Output |
|---|---|---|
| ISUZU NLR85 | 2006 Onwards | 88 kW / 118 BHP |
| ISUZU NNR85 | 2010 Onwards | 88 kW / 118 BHP |
| ISUZU NKR85 | 2006 Onwards | 110 kW / 148 BHP |
| ISUZU NPR85 | 2006 Onwards | 110 kW / 148 BHP |
| ISUZU NLR150 / NMR250 | 2008 Onwards | 96 kW / 129 BHP |
⚠️ Important: This injector is specifically designed for the ISUZU 4JJ1 3.0L diesel engine found in NLR85, NKR85, NNR85, and NPR85 models. It is a DENSO common rail injector (DCRI301710) and must be coded to each cylinder using a professional diagnostic scan tool after installation.
Common Failure Symptoms
| Symptom | Description |
|---|---|
| Rough or uneven idle | Engine idles roughly; diesel knock or rattle present |
| Hard starting / extended cranking | Engine struggles to start, especially when cold |
| Excessive smoke | White smoke under load or at idle; black smoke due to incorrect fuel delivery |
| Loss of power / hesitation | Reduced performance, especially under load |
| Increased fuel consumption | Poor fuel economy |
| Check Engine Light | Fault codes such as P0200 (fuel injection system problem) |
| Engine stalling | Unstable engine operation, possible stalling when pressing the gas |
⚠️ Ignoring a failing fuel injector can lead to:
- Severe engine damage from improper combustion
- Contaminated engine oil from fuel dilution
- alytic converter damage
- Costly engine repairs
Features & Benefits
Genuine DENSO OE manufacturing
Manufactured by the original equipment supplier for Isuzu — guaranteed quality, perfect fit, and reliable performance
Electronically controlled operation
Delivers precise fuel metering and atomization for optimal combustion — reduces emissions and maximizes engine performance
Common rail technology
Enables high-pressure injection from low engine speed range — optimizes control to minimize particulate matter and NOx emissions
Direct OE replacement
No modifiions required — matches factory specifiions and ECU calibration requirements precisely
Restores engine performance
Eliminates rough running, smoke, hard starting, and power loss — restores smooth engine operation
12-month warranty
Peace of mind — warranty coverage for manufacturing defects
Important Installation Information
⚠️ IMPORTANT: Fuel injector replacement requires mechanical competence and specialized diagnostic equipment. Professional installation strongly recommended.
Critical Requirements:
- Injector coding / calibration is mandatory after installation. Common rail injectors must be coded to each cylinder using a professional diagnostic scan tool
- A new injector sealing washer and O-ring should be installed with the injector
- Always replace injector sealing washers and O-rings when replacing injectors
Pro Tips:
- Use only high-quality diesel fuel to prevent contamination and premature injector wear
- Always replace the fuel filter at recommended intervals
- If replacing one injector, consider having all injectors tested and balanced
- Perform a Cylinder Balance Test and Injector Forced Drive test with a scan tool to verify operation
Packaging & Supply
- Genuine DENSO brand new injector in original sealed packaging
- Individually sealed and boxed
- 12-month warranty
- Available individually or as a set of 4
- Bulk wholesale available in master cartons
- Suitable for: Isuzu specialist repair shops, commercial vehicle maintenance depots, diesel injection specialists, auto parts distributors
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Yimi (Guangzhou) Automotive Parts Co, Ltd
Location
Unit 1313, Building 5, Changsheng DDP Fashion Center, No. 17 Dachi Road, Tancun, Shijing Subdistrict, Baiyun District, Guangzhou City.
Contact Person
James