267-9718 2679718 Fuel Injector for C9 Engine
Product Details
| Product Name: | 267-9718 2679718 Fuel Injector For C9 Engine | Material: | Steel |
|---|---|---|---|
| Place Of Origin: | Guangdong,China | MOQ: | 1 |
| OEM: | Support | ||
| Highlight |
C9 engine fuel injector,Diesel fuel injector replacement,2679718 fuel injector with warranty |
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Product Description
| Product Name | Fuel Injector |
|---|---|
| Part Number | 267-9718 |
| Engine Model | C9 |
| Type | Engine Parts |
| Place of Origin | GUANGZHOU |
| Brand Name | JIAJUE |
| MOQ | 1 Piece |
| Condition | New |
| Availability | Rich Stock |
| Approximate Weight | 2KG |
| Size (per piece) | 16cm x 5cm x 8cm |
| Warranty | 3 Months |
| Shipment | Dispatched within 5 days |
- Cylinder Cut-out Test: Using diagnostic software (ET), shut off cylinders one by one and observe engine speed fluctuations.
- Fuel Rail Pressure Test: Check for internal leaks preventing system pressure buildup.
- Back-leakage Test: Excessive back-leakage indicates severe wear of internal control valve assembly.
- Visual Inspection: Inspect fuel injector nozzles for carbon buildup, blockage, or corrosion.
- Preparation: Clean the injector bores thoroughly. Ensure no carbon debris, old O-rings, or fuel/oil residue at the bottom of the seat. Inspect the injector sleeve for pitting or erosion.
- Lubrication: Apply clean engine oil to the three O-rings and backup rings.
- Warning: Never use grease. Only use clean engine oil to ensure seals slide in without tearing.
- Seating the Injector: Push the injector down firmly by hand until you feel it "seat." Install the hold-down clamp and bolt.
- Torque Specifications: Tighten the bolt to 30 N⋅m±7 N⋅m (22 lb-ft). Over-tightening can crack the injector body; under-tightening causes combustion gas leakage.
- Trim Code Programming: Locate the 6-digit alphanumeric code on the top of the injector solenoid. Use ET (Electronic Technician) software to program this code into the ECM for precise fuel delivery synchronization.
| Issue | Root Cause | Solution |
|---|---|---|
| Black Smoke | Poor spray atomization or stuck needle valve causing dripping | Inspect the air filter |
| Hard Start | Internal leakage in the injector leading to insufficient starting oil pressure | Inspect the injector O-rings and internal seals |
| Engine Misfire | Faulty solenoid valve coil or worn internal valve components | Inspect wiring harness connections and replace damaged injectors |
Product Highlights
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