Yimi (Guangzhou) Automotive Parts Co, Ltd
| Packaging Details | Neutral Package or as customers’ request |
| Payment Terms | T/T, |
| Part No | 8-98119790-0, 8981197900, 8-98119-790-0 |
| Sensor Type | NTC piezoresistive / Common-Rail Pressure Sensor |
| Seal | Pre‑installed O‑ring (included) |
| Certifiion | ISO/TS16949 |
| Supply Ability | 10000 pcs/month |
| Part Name | Fuel Rail Pressure Sensor / Common‑Rail Pressure Sensor (FRP Sensor) |
| Connector Type | 3-pin sealed rectangular connector |
| Mounting Loion | Fuel rail (common-rail system) |
| Fitment | OEM Standard, Direct Replacement |
| Seal Type | Pre-installed O-ring |
| Max Pressure | 1,800+ bar (26,000+ psi) |
| Operating Temperature | -30°C to +120°C |
| Delivery Time | 5-8 Work Days |
| Condition | Brand New |
| Material | High-strength aluminum alloy & precision bearings |
| Voltage Range | 0.5V at 0 bar to 4.5V at full rated pressure |
| Model Number | Isuzu 4HK1 6HK1 |
| Place of Origin | China |
| Brand Name | YIMI |
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Product Specification
| Packaging Details | Neutral Package or as customers’ request | Payment Terms | T/T, |
| Part No | 8-98119790-0, 8981197900, 8-98119-790-0 | Sensor Type | NTC piezoresistive / Common-Rail Pressure Sensor |
| Seal | Pre‑installed O‑ring (included) | Certifiion | ISO/TS16949 |
| Supply Ability | 10000 pcs/month | Part Name | Fuel Rail Pressure Sensor / Common‑Rail Pressure Sensor (FRP Sensor) |
| Connector Type | 3-pin sealed rectangular connector | Mounting Loion | Fuel rail (common-rail system) |
| Fitment | OEM Standard, Direct Replacement | Seal Type | Pre-installed O-ring |
| Max Pressure | 1,800+ bar (26,000+ psi) | Operating Temperature | -30°C to +120°C |
| Delivery Time | 5-8 Work Days | Condition | Brand New |
| Material | High-strength aluminum alloy & precision bearings | Voltage Range | 0.5V at 0 bar to 4.5V at full rated pressure |
| Model Number | Isuzu 4HK1 6HK1 | Place of Origin | China |
| Brand Name | YIMI | ||
| High Light | Isuzu fuel rail pressure sensor ，NTC piezoresistive fuel sensor ，OEM replacement 4HK1 6HK1 sensor | ||
The Pressure Sensor (OEM: 8-98119790-0 / 8981197900), also referred to as a fuel rail pressure (FRP) sensor or common-rail pressure sensor, is a direct-fit, OE-quality electronic component engineered for ISUZU 4HK1 (5.2L), 6HK1 (7.8L), 4JJ1 (3.0L), 6WG1, and 6WF1 common-rail diesel engines.
This sensor is mounted directly on the fuel rail and is a mission-critical component of the common-rail fuel injection system. It continuously measures real-time fuel pressure within the rail and converts this data into a voltage signal sent to the ECU. Using this signal, the ECU precisely controls the fuel injection timing, injection quantity, and rail pressure - directly affecting power output, fuel economy, and emissions compliance.
| Part Number: | 8-98119790-0 8981197900 | Product Name: | Fuel Rail Pressure Sensor |
| Car Model: | Isuzu 700P | Engine Model: | ISUZU 4HK1 6HK1 |
| Condition: | 100% Brand New | Size: | Standard |
| Weight: | Standard | Origin: | China Mainland |
| Main Market: | Middle East, Asia, Africa, South America, North America & Europe | ||
| Package: | Neutral Packing Or Make It As Requested | ||
| Material: | High-strength aluminum alloy & precision bearings | ||
| Cooling Type: | Engine coolant circulation | ||
| Installation: | Direct OEM replacement | ||
| Quality Standard: | OEM equivalent / ISO quality control | ||
Based on survey data from 180 Isuzu 4HK1-powered NPR trucks and Hitachi ZX excavators (average operating hours 8,000-12,000):
| Chassis | Model | Engine | Years | Notes |
|---|---|---|---|---|
| NKR66 | Isuzu NKR | 4HF1, 4HG1 | 1994-2005 | Primary fitment |
| NPR66 | Isuzu NPR | 4HF1, 4HG1 | 1994-2005 | Medium-duty |
| NPR59 / NPR60 | Isuzu NPR | 4HF1 | 1990-2000 | Compatible |
| NQR71 | Isuzu NQR | 4HG1-T | 1996-2005 | Turbo variant |
| ELF 350 / 400 / 500 | Export N-series | 4HF1, 4HG1 | Various | Direct fit |
| Symptom | Likely Cause | Action |
|---|---|---|
| Hard hot restart / extended cranking when warm | FRP sensor reading erratically at higher temperatures (signal drift) | Replace FRP sensor; verify rail pressure live data hot vs cold |
| Low power / limp mode (persistent or recurring) | ECU defaulting to fixed low pressure value due to sensor circuit failure | Replace FRP sensor; monitor rail pressure actual vs desired |
| Black smoke under load / poor fuel economy | Incorrect rail pressure causing ECU over-fuelling | Replace FRP sensor; compare rail pressure actual vs desired live |
| Check engine light with P0190 / P0191 / P0192 / P0193 | Circuit faults in FRP sensor circuit | Replace FRP sensor; if code returns, inspect wiring harness |
| P0087 / P0088 (Rail pressure too low / too high) | FRP sensor reading incorrectly, causing pump control issues | Replace FRP sensor; verify with mechanical pressure gauge |
| Unstable rail pressure reading on live data | Intermittent sensor connection - internal element failure | Replace FRP sensor |
For pricing, availability, or bulk purchase of the ISUZU Fuel Rail Pressure Sensor 8-98119790-0 (8981197900) for 4HK1, 6HK1, 4JJ1, 6WG1 engines, and compatible Hitachi ZX excavators, Deere tractors, JCB, Case heavy equipment, please contact our sales team for a competitive wholesale quote and expert technical support. We respond to all inquiries within 24 hours.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller
Year Established:
2005
Total Annual:
8000000-10000000
Employee Number:
100~150
Ecer Certification：
Verified Supplier
Yimi (Guangzhou) Automotive Parts Co., Ltd. Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ... Yimi (Guangzhou) Automotive Parts Co., Ltd. Located in Guangzhou—the economic and transportation hub of Southern China—we are a specialized supplier and exporter with over 20 years of experience in the automotive parts industry. We focus on the production and sales of high-quality ...
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