Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) 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 Volkswagen diesel engine family.
All Verified Part Numbers for Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC)
The following 6 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.
High-Pressure Solenoid Actuated Needle Pintle ValveNozzle Code: See Product DetailIntegrated N276 Fuel Pressure Regulating ValveNozzle Code: See Product DetailBosch HDEV5 Solenoid High-Pressure ActuatorNozzle Code: 6-Hole Precision Direct-Injection Atomization NozzleHigh-Pressure Solenoid Actuated Needle Pintle ValveNozzle Code: See Product DetailHigh-Pressure Solenoid Actuated Needle Pintle ValveNozzle Code: See Product DetailHigh-Pressure Solenoid Actuated Needle Pintle ValveNozzle Code: See Product Detail| Part Number (SKU) | Primary OE Reference | Control Valve | Nozzle Code |
|---|---|---|---|
| 06H906036G, 06H906036P, 06H906036E | High-Pressure Solenoid Actuated Needle Pintle Valve | See Product Detail | |
| 06H127025E, 06H127025G, 06H127025K | Integrated N276 Fuel Pressure Regulating Valve | See Product Detail | |
| 06H906036P, 06H906036S, 06H906036E | Bosch HDEV5 Solenoid High-Pressure Actuator | 6-Hole Precision Direct-Injection Atomization Nozzle | |
| 06H127025Q, 06H127025P, 06H127025M | High-Pressure Solenoid Actuated Needle Pintle Valve | See Product Detail | |
| 06J906036, 0261500021, 0261500020 | High-Pressure Solenoid Actuated Needle Pintle Valve | See Product Detail | |
| 06H127025M, 06H127025P, 06H127025Q | High-Pressure Solenoid Actuated Needle Pintle Valve | See Product Detail |
Verified Vehicle Compatibility
| Make / Manufacturer | Vehicle Model & Platform | Engine Specification | Model Years |
|---|---|---|---|
| Volkswagen | Golf VI GTI 2.0 TSI | Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) | 2009-2013 |
| Audi | A4 B8 2.0 TFSI | Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) | 2008-2015 |
| Audi | Q5 8R 2.0 TFSI | Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) | 2009-2016 |
| Volkswagen | Golf GTI Mk6 / Jetta GLI | Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) | 2010-2014 |
| Volkswagen | Tiguan / CC | Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) | 2009-2017 |
| Audi | A4 B8 / A5 8T | Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) | 2009-2016 |
| Audi | Q5 8R / A6 C7 | Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) | 2011-2017 |
Installation, Tightening Torque & Re-torque Protocol
Strict torque compliance is mandatory on Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) 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 Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC), 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 Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC)
What DTC fault codes indicate a failing injector on Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC)?
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 Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) family be interchanged?
Not unless explicitly confirmed on the vehicle build plate. While sister SKUs share the same physical outer envelope and High-Pressure Solenoid Actuated Needle Pintle Valve 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 Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) engine?
The verified genuine Bosch common-rail injectors engineered for the Volkswagen / Audi EA888 Gen 1 & Gen 2 (1.8L & 2.0L TSI / TFSI CCTA / CAEB / CDNC) engine family are:
- Bosch 06H906036Q Common Rail Injector → (OE: 06H906036G, 06H906036P, 06H906036E, 06H906036AB, 0261500076, 0261500075) — Control Valve: High-Pressure Solenoid Actuated Needle Pintle Valve,
- Bosch 06H127025Q Common Rail Injector → (OE: 06H127025E, 06H127025G, 06H127025K, 06H127025M, HPP0005) — Control Valve: Integrated N276 Fuel Pressure Regulating Valve,
- Bosch 06H906036G Common Rail Injector → (OE: 06H906036P, 06H906036S, 06H906036E, 0261500076, 0261500162, FJ1057) — Control Valve: Bosch HDEV5 Solenoid High-Pressure Actuator, Nozzle Code: 6-Hole Precision Direct-Injection Atomization Nozzle
- Bosch 06H127025K Common Rail Injector → (OE: 06H127025Q, 06H127025P, 06H127025M, 0261520055) —
- Bosch 06J906036N Common Rail Injector → (OE: 06J906036, 0261500021, 0261500020, FJ1058, 06J906036G) —
- Bosch 06H127025N Common Rail Injector → (OE: 06H127025M, 06H127025P, 06H127025Q, 0261520141, 0261520140, HPP0005, HM10013) —