DCI11 Diesel Injector
Cross-Reference & Technical Specs
Authoritative technical specifications, verified Bosch part numbers, control valve stamping codes, and nozzle spray orifices for the DCI11 diesel engine family.
All Verified Part Numbers for DCI11
The following 1 common-rail injector assembly is calibrated for this engine family. Click the SKU to view individual test bench flow curves, sister cross-references, and vehicle applications.
| Part Number (SKU) | Primary OE Reference | Control Valve | Nozzle Code |
|---|---|---|---|
| 0445120182 → | Dongfeng Cummins DCI11 | F00RJ02472 | DLLA150P2142 |
Verified Vehicle Compatibility
| Make / Manufacturer | Vehicle Model & Platform | Engine Specification | Model Years |
|---|---|---|---|
| Dongfeng | Tianlong KL / Tianlong 6x4 tractor | Dongfeng Cummins DCI11-340 (10.8L, 340 HP) | 2010-2015 |
| Dongfeng | Tianlong VL 8x4 dump truck | Dongfeng Cummins DCI11-380 (10.8L, 380 HP) | 2011-2016 |
| Kinglong | XMQ6127 / XMQ6119 city bus | Dongfeng Cummins DCI11-340 (Euro 4) | 2012-2017 |
| Yutong | ZK6122HD / ZK6126D coach | Dongfeng Cummins DCI11-340 (Euro 4) | 2011-2016 |
| Foton | Auman EST 6x4 tractor | Dongfeng Cummins DCI11-340 (10.8L) | 2013-2018 |
| Dongfeng | Tianlong KL special-purpose (concrete mixer, 8x4) | Dongfeng Cummins DCI11-340 (Euro 4) | 2012-2017 |
Installation, Tightening Torque & Re-torque Protocol
Strict torque compliance is mandatory on DCI11 common-rail cylinder heads. Over-torquing stretches the injector body or strips the head clamping threads, while under-torquing allows combustion blow-by past the copper sealing washer:
- Hold-down clamp bolt: no family-specific value published for DCI11 — consult the OEM service manual. Always clean the cylinder head recess with an injector seat reamer.
- High-pressure rail flare nut: 25–30 N·m using a dedicated 17 mm line wrench.
- Return leak-off banjo bolt: 9–12 N·m with fresh copper washers on both sides of the banjo union.
After fitting replacement injectors on DCI11, generate or program the cylinder-specific IMA calibration code into the engine ECU using an OEM-level scan tool (Bosch KTS, Renault CLIP, or VAG-COM) to prevent cylinder power imbalance and rough idle.
Technical Diagnostics FAQ for DCI11
What DTC fault codes indicate a failing injector on DCI11?
The most frequent fault codes are P0201 through P0204 (Injector Circuit Malfunction on Cylinders 1–4), P2146/P2149 (Injector Group Supply Voltage Error), and P0087 (Fuel Rail Pressure Low due to excessive internal leak-off). Measure solenoid coil resistance across the pins (0.5–1.5 Ω) and perform a graduated-bottle dynamic leak-back test to pinpoint the leaking cylinder.
Can sister SKUs within the DCI11 family be interchanged?
Not unless explicitly confirmed on the vehicle build plate. While sister SKUs share the same physical outer envelope and F00RJ02472 control valve, they differ in nozzle spray orifice angle and factory IMA flow calibration. Mixing sister SKUs on the same engine block can trigger rough idle, elevated exhaust gas temperatures (EGT), and MOT emissions failure.