06M906036P
BOSCH 06M906036P High Pressure Fuel Injector Audi S4 S5 RS4 RS5 Porsche 2.9T 3.0T EA839 0261500478
06M906036AE, 0261500478, 0261500479Laser-Drilled Micro-Orifice Solenoid Valve-250 barTechnical Specifications
| Specification | Value |
|---|---|
| System Type | Bosch HDEV6 Multi-Hole Solenoid Direct Gasoline Fuel Injector |
| Operating PressureCore Spec | |
| Spray Pattern | Precision laser-drilled multi-orifice targeting combustion bowl |
| Fuel Rail Bolt Torque | 10 N·m (flanged retaining bolt) |
| High Pressure Pipe Torque | 25 N·m Flare Nut Connection |
| Coil Resistance | 1.3 - 1.6 Ω at 20°C (High-speed Peak & Hold excitation) |
| Common Fault Codes | P0300 (Random Misfire), P0301-P0306 (Cylinder Misfire), P0172 / P0175 (System Rich) |
| Workshop Precaution | Combustion chamber Teflon sealing ring must be calibrated with sizing tool before cylinder head insertion |
Matched High-Pressure Fuel Pump (Fuel Circuit Assembly)
Operates on the same high-pressure rail circuit. When troubleshooting low rail pressure (DTC P0087), verify pump volumetric delivery before replacing injectors.
Installation Tips
- [
- {
- "step": 1,
- "title": "Depressurize High Pressure Fuel Circuit",
- "instruction": "Disconnect low pressure electric fuel pump controller or pull fuse. Run engine until it stalls to vent high pressure fuel rail."
- },
- {
- "step": 2,
- "title": "Remove Charge Air Ducting & Fuel Rail Retainers",
- "instruction": "Unbolt hot-V intake charge pipe components. Disconnect electrical harnesses and remove fuel rail retaining bolts (10 N·m)."
- },
- {
- "step": 3,
- "title": "Extract Injectors & Renew Teflon Chamber Seals",
- "instruction": "Use puller tool T10133 to extract injectors from cylinder head. Fit new Teflon combustion seal and backing washer with assembly cone."
- },
- {
- "step": 4,
- "title": "Reinstall Rail & Torque Connections to Spec",
- "instruction": "Seat injectors into head. Torque rail bolts evenly to 10 N·m. Tighten high pressure lines to 25 N·m. Cycle ignition and verify zero fuel weepage."
- }
- ]
Diagnostic Trouble Codes & Fault Protocols
Common diagnostic trouble codes (DTCs) triggered when this common rail injector experiences wear, circuit faults, or calibration drift:
Fuel Rail / System Pressure Too Low
Excessive internal backleak from worn control valve seats drops common rail pressure below target under engine load.
Injector Circuit Malfunction / Open Circuit
Solenoid coil resistance drift (0.2-0.5 Ω) or piezo stack degradation triggers driver stage shutdown on affected cylinders.
Cylinder Misfire & Balancing Deviation
Carbon-clogged nozzle spray holes or missing IMA calibration causes uneven cylinder contribution. Recode ECM and verify washer seating.
Fuel Rail / System Pressure Too High
Spill line backpressure or stuck metering valve prevents rail depressurization, creating overpressure risks under load.
Technical Diagnostic & Service Protocols
Authoritative field procedures, diagnostic testing thresholds, and service SOPs for this assembly.