Engine Family · BOSCH
EA189/EA897 Euro 5

BOSCH 0445110685 for EA189/EA897

BOSCH · Control Valve F00VC01503 · Nozzle DLLA160P2176 · 1800 bar peak peak pressure

Primary SKU 0445110685
Engine Family EA189/EA897
Vehicles 7 fitments
Control Valve F00VC01503
Nozzle Code DLLA160P2176
Operating Pressure 1800 bar peak
Hold-down Torque 8 N m
View all 1 SKU → P-Code diagnostics ↓

Vehicle fitment — EA189/EA897

Each row is a verified fitment record from the product's published specification data.

Brand Model Engine code Years Compatible SKUs
Audi A1 2.0 TDI EA189 CFHD 2011-2015 0445110685
Audi A3 2.0 TDI EA189 CBDB / CFFA 2009-2013 0445110685
Audi A4 2.0 TDI / 2.7 TDI EA189 / EA270 2009-2015 0445110685
Audi A5 2.7 TDI Coupe EA270 CGK 2009-2014 0445110685
Audi A6 2.7 TDI Avant EA270 2009-2014 0445110685
Audi Q5 3.0 TDI quattro EA897 2009-2015 0445110685
Volkswagen Touareg 3.0 TDI EA897 CASA / CASB 2010-2017 0445110685

All BOSCH SKUs for EA189/EA897

Sorted by SKU. Click any card to open its full product page.

044
0445110685
F00VC01503 · DLLA160P2176
Compatible vehicles
A1 2.0 TDI A3 2.0 TDI A4 2.0 TDI / 2.7 TDI A5 2.7 TDI Coupe A6 2.7 TDI Avant Q5 3.0 TDI quattro Touareg 3.0 TDI
Pressure
1800 bar peak
View 0445110685 →

P-Code diagnostics — EA189/EA897

The ECU uses these fault codes when an injector or its wiring is out of spec. Read the codes with an OBD-II scanner, then refer to the table below to identify the failing cylinder or group.

P0201–P0206
Single Cylinder Injector Fault (#1–#6)
Open or short circuit in the injector wiring harness or failed control-valve solenoid. Each code corresponds to one specific cylinder (P0201 = cylinder 1, P0202 = cylinder 2, etc.). On high-mileage diesel engines, the most common failure is the solenoid coil winding shorting due to fuel contamination past >150,000 km.
📐 Cut-out test at 1500 rpm: disable each cylinder in turn to identify the failing one.
P0300–P0306
Random / Specific Cylinder Misfire
Misfire detected under load or at idle. Can be caused by a faulty injector, insufficient fuel pressure, clogged nozzle, or failed glow plugs. P0300 is random misfire; P0301–P0306 are cylinder-specific. A failing control valve (low return flow) mimics misfire at low rpm.
➡ Run cylinder cut-out test first to isolate the faulty injector. Check fuel rail pressure before condemning injectors.
P0231 / P0232
Low / High Fuel Rail Pressure Circuit Fault
Rail pressure sensor circuit fault (P0231 = low, P0232 = high). Can trigger P0201–P0206 fault codes as a secondary symptom — the ECU cuts injection when rail pressure is outside safe range. Before replacing injectors, verify HP pump output and pressure regulator operation.
⚙ Measure rail pressure with diagnostic tool. Spec varies by load but rail pressure outside 300–3000 bar is suspect.
P0683 / P0684
Glow Plug Control Module Communication Fault
CAN communication fault between engine ECU and glow plug control module. Symptoms include hard cold start, white smoke on cold idle, and rough running until engine reaches operating temperature.
🔧 Replace glow plugs if >3 years old or resistance >1 Ω measured at 20 °C.

Coil resistance spec: 0.6–1.2 Ω at 20 °C. Measure at the injector plug with the harness disconnected. Out-of-range readings indicate a failed solenoid.

Installation — EA189/EA897

Standard procedure for common-rail diesel injectors. Always follow the OEM service manual for torque values specific to your engine code.

1
Verify before ordering — check the OE nozzle code
Remove the connector cap from the existing injector. Check the OE nozzle code stamped on the solenoid cap. Do not rely on engine code alone. The primary SKU shown above fits EA189/EA897 only — verify by nozzle + control valve code on the old injector body before ordering.
2
Depressurise the fuel system
With engine cold, disconnect the battery, remove the HP pump fuse, and crank the engine for 5 seconds. Never crack HP fuel lines while the rail is pressurised — rail pressure can exceed 1,600 bar on common-rail diesels.
3
Remove old injector — use the correct wrenches
HP fuel line nut: 17 mm flare nut wrench (rail side). Injector-side HP line nut: 13 mm. Banjo bolt (return pipe): 13 mm deep socket. Never use an impact wrench on the injector-side nut or hold-down bolt — shock loading cracks the solenoid body.
HP banjo bolt: 9–12 N·m · with new copper washers
4
Install new injector — torque hold-down bolt
Replace all seals: new copper washers on HP banjo connections, new O-rings on low-pressure return line. Reused seals are the #1 cause of post-install fuel leaks. Check injector protrusion with a dial gauge — shim if needed so the injector sits flush with the cylinder head.
Hold-down bolt: 8 N m (verify against OEM service manual)
5
ECU coding — IMA / Trim coding is mandatory
Each cylinder's ECU requires cylinder-specific calibration coding after installing new injectors. Use Bosch ESI[tronic] 2.0, an OEM-level scanner (e.g. BMW INPA / ISTA, MAN MAN-cats, Bosch KTS 590), or quality aftermarket (Autel MaxiSys, Launch X431). Without coding: rough idle, black smoke, and P0201–P0206 fault codes. After coding, clear all DTCs and road-test under load.
IMA coding takes 10–20 minutes per vehicle — budget time accordingly
6
Post-install verification
Run leak-back test: with engine at idle, check return flow from each injector. Spec: < 50 mL/min per cylinder at 800 bar. Excessive flow = stuck valve seat. After a 30-minute test drive, let engine cool 15 minutes and re-torque the hold-down bolt — thermal cycling relaxes clamping force 5–10%.
HP line flare nut: 8 N m · banjo: 9–12 N·m
Need help selecting the right injector for your EA189/EA897?
We verify compatibility before you order. Request a quote or browse other engines.
Request Quote Browse Other Engines