Volvo 2.0L Drive-E Turbo & Twin-Charged (B4204T / T5 / T6 / T8) 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 Volvo 2.0L Drive-E Turbo diesel engine family.
All Verified Part Numbers for Volvo 2.0L Drive-E Turbo & Twin-Charged (B4204T / T5 / T6 / T8)
The following 4 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.
Integrated High-Speed Digital Flow Control Valve (FCV)Nozzle Code: See Product DetailHigh-Speed Electromagnetic Multi-Hole Micro SolenoidNozzle Code: See Product DetailIntegrated High-Speed Digital Flow Control Valve (FCV)Nozzle Code: See Product DetailIntegrated High-Speed Digital Flow Control Valve (FCV)Nozzle Code: See Product Detail| Part Number (SKU) | Primary OE Reference | Control Valve | Nozzle Code |
|---|---|---|---|
| 31478796, 31375549, 0261520295 | Integrated High-Speed Digital Flow Control Valve (FCV) | See Product Detail | |
| 31465786, 31336691, 31336692 | High-Speed Electromagnetic Multi-Hole Micro Solenoid | See Product Detail | |
| 31375481, 31478293, 31478294 | Integrated High-Speed Digital Flow Control Valve (FCV) | See Product Detail | |
| 31375604, 31686568, HPP0048 | Integrated High-Speed Digital Flow Control Valve (FCV) | See Product Detail |
Verified Vehicle Compatibility
| Make / Manufacturer | Vehicle Model & Platform | Engine Specification | Model Years |
|---|---|---|---|
| Volvo | XC90 II T6 AWD | 2.0L B4204T27 Twincharged 235kW | 2016-2023 |
| Volvo | XC60 II T6 AWD | 2.0L B4204T27 Twincharged 235kW | 2018-2023 |
| Volvo | S90 II T6 AWD | 2.0L B4204T27 Twincharged 235kW | 2017-2023 |
| Volvo | XC90 II | Volvo 2.0L Drive-E Turbo & Twin-Charged (B4204T / T5 / T6 / T8) | 2016-2024 |
| Volvo | XC60 II | Volvo 2.0L Drive-E Turbo & Twin-Charged (B4204T / T5 / T6 / T8) | 2018-2024 |
| Volvo | S90 II | Volvo 2.0L Drive-E Turbo & Twin-Charged (B4204T / T5 / T6 / T8) | 2017-2024 |
Installation, Tightening Torque & Re-torque Protocol
Strict torque compliance is mandatory on Volvo 2.0L Drive-E Turbo & Twin-Charged (B4204T / T5 / T6 / T8) 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: 13 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 Volvo 2.0L Drive-E Turbo & Twin-Charged (B4204T / T5 / T6 / T8), 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 Volvo 2.0L Drive-E Turbo & Twin-Charged (B4204T / T5 / T6 / T8)
What DTC fault codes indicate a failing injector on Volvo 2.0L Drive-E Turbo & Twin-Charged (B4204T / T5 / T6 / T8)?
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 Volvo 2.0L Drive-E Turbo & Twin-Charged (B4204T / T5 / T6 / T8) family be interchanged?
Not unless explicitly confirmed on the vehicle build plate. While sister SKUs share the same physical outer envelope and Integrated High-Speed Digital Flow Control Valve (FCV) 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 Volvo 2.0L Drive-E Turbo & Twin-Charged (B4204T / T5 / T6 / T8) engine?
The verified genuine Bosch common-rail injectors engineered for the Volvo 2.0L Drive-E Turbo & Twin-Charged (B4204T / T5 / T6 / T8) engine family are:
- Bosch 31686560 Common Rail Injector → (OE: 31478796, 31375549, 0261520295, 0261520476) — Control Valve: Integrated High-Speed Digital Flow Control Valve (FCV),
- Bosch 31303495 Common Rail Injector → (OE: 31465786, 31336691, 31336692, 0261500366) — Control Valve: High-Speed Electromagnetic Multi-Hole Micro Solenoid,
- Bosch 31405791 Common Rail Injector → (OE: 31375481, 31478293, 31478294, 0261520268, GDP607, HM10052) —
- Bosch 31478897 Common Rail Injector → (OE: 31375604, 31686568, HPP0048, GDP226) —