Mercedes-Benz M276 (3.0L BiTurbo & 3.5L CGI BlueDIRECT V6) Diesel Injector
Cross-Reference & Technical Specs
Authoritative technical specifications, verified Bosch part numbers, control valve stamping codes, nozzle spray orifices, and hold-down tightening torque for the Mercedes-Benz M276 (3.0L BiTur diesel engine family.
All Verified Part Numbers for Mercedes-Benz M276 (3.0L BiTurbo & 3.5L CGI BlueDIRECT V6)
The following 2 common-rail injector assemblies are calibrated for this engine family. Click any SKU to view individual test bench flow curves, sister cross-references, and vehicle applications.
See Product DetailNozzle Code: See Product DetailSee Product DetailNozzle Code: See Product Detail| Part Number (SKU) | Primary OE Reference | Control Valve | Nozzle Code |
|---|---|---|---|
| A2760700187, A2760700287, 0261500066 | See Product Detail | See Product Detail | |
| A2760700187, 2760700587, 0261500068 | See Product Detail | See Product Detail |
Verified Vehicle Compatibility
| Make / Manufacturer | Vehicle Model & Platform | Engine Specification | Model Years |
|---|---|---|---|
| Mercedes-Benz | C43 AMG W205 | Mercedes-Benz M276 (3.0L BiTurbo & 3.5L CGI BlueDIRECT V6) | 2016-2021 |
| Mercedes-Benz | E400 / E450 W213 | Mercedes-Benz M276 (3.0L BiTurbo & 3.5L CGI BlueDIRECT V6) | 2016-2020 |
| Mercedes-Benz | GLE43 AMG W166 | Mercedes-Benz M276 (3.0L BiTurbo & 3.5L CGI BlueDIRECT V6) | 2016-2019 |
Installation, Tightening Torque & Re-torque Protocol
Strict torque compliance is mandatory on Mercedes-Benz M276 (3.0L BiTurbo & 3.5L CGI BlueDIRECT V6) 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: 9 N·m (cold state). 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 Mercedes-Benz M276 (3.0L BiTurbo & 3.5L CGI BlueDIRECT V6), 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 Mercedes-Benz M276 (3.0L BiTurbo & 3.5L CGI BlueDIRECT V6)
What DTC fault codes indicate a failing injector on Mercedes-Benz M276 (3.0L BiTurbo & 3.5L CGI BlueDIRECT V6)?
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 Mercedes-Benz M276 (3.0L BiTurbo & 3.5L CGI BlueDIRECT V6) family be interchanged?
Not unless explicitly confirmed on the vehicle build plate. While sister SKUs share the same physical outer envelope and See Product Detail 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.
Which specific Bosch injectors fit the Mercedes-Benz M276 (3.0L BiTurbo & 3.5L CGI BlueDIRECT V6) engine?
The verified genuine Bosch common-rail injectors engineered for the Mercedes-Benz M276 (3.0L BiTurbo & 3.5L CGI BlueDIRECT V6) engine family are:
- Bosch 0261500065 Common Rail Injector → (OE: A2760700187, A2760700287, 0261500066) —
- Bosch A2760700587 Common Rail Injector → (OE: A2760700187, 2760700587, 0261500068, FJ1212) —