13518604229
BOSCH 13518604229 مضخة وقود ضغط عالي BMW B58TU S58 سوپرا
13517642466, 13518631642, 0261520281, 0261520282Integrated High-Speed Digital Flow Control Valve (MSV)-350 barتوافق المركبات والمحركات
| المركبة | المحرك | سنوات الصنع |
|---|---|---|
| BMW M340i G20 | BMW B38 / B48 / B58 Modular TwinPower Turbo (1.5L / 2.0L / 3.0L & TU) | 2020-2024 |
| Toyota GR Supra 3.0 | BMW B38 / B48 / B58 Modular TwinPower Turbo (1.5L / 2.0L / 3.0L & TU) | 2020-2024 |
| BMW M3 G80 | BMW B38 / B48 / B58 Modular TwinPower Turbo (1.5L / 2.0L / 3.0L & TU) | 2021-2024 |
المواصفات الفنية
| المواصفة | القيمة |
|---|---|
| Pump Generation | Bosch HDP-5-Evo Single-Piston High-Pressure Mechanical Fuel Pump |
| Operating Rail Pressureمواصفة أساسية | |
| Cam Drive Type | Exhaust Camshaft Tri-Lobe via DLC Roller Follower |
| Flow Regulation Control | Integrated High-Speed Digital Flow Control Valve (MSV) |
| Pump Flange Mounting Torque | 13 N·m (Even alternating pass) |
| High Pressure Pipe Flare Nut Torque | 30 N·m |
| Tightening Torque | 30 N·m |
| عزم ربط مشبك التثبيت | 13 N·m |
| Primary OEM Reference | 13518604229, 13517642466, 13518631642, 0261520281 |
| Engine Emission Compliance | Euro 6d-TEMP / Euro 6d / LEV III Tier 3 |
| Standard Industrial Warranty | 12 Months / Unlimited Mileage |
| ضغط التشغيلمواصفة أساسية |
إرشادات التركيب
العدد والأدوات المطلوبة: E-Torx socket set (E8 / E10) and 1/4-inch drive torque wrench, 14mm and 17mm line flare wrenches for high-pressure fuel rail connections, Clean engine assembly lubricant for cam follower and O-ring seal, Absorbent shop towels and eye safety goggles for fuel containment
- Disconnect vehicle 12V battery; pull fuel pump module fuse and crank engine for 5 seconds to discharge low-pressure system.
- Wrap fuel line unions in lint-free shop towels; slowly loosen line flare nuts to vent residual 350 bar rail pressure.
- Disconnect electrical connector from the quantity control solenoid valve.
- Release low-pressure fuel supply hose quick-connector from the pump inlet barb.
- Loosen the two E-Torx mounting bolts gradually and alternately, half a turn at a time, preventing internal spring binding.
- Remove high-pressure pump from cylinder head; extract the roller follower and inspect the cam lobe for any scuff marks.
- Thoroughly clean the mounting bore and cylinder head surface; lubricate new pump O-ring and roller follower with clean engine oil.
- Rotate engine crankshaft until the camshaft drive lobe is at lowest lift (base circle).
- Insert lubricated roller follower; position pump assembly straight into bore and thread mounting bolts finger-tight.
- Torque mounting bolts evenly in alternating passes to 13 N·m.
- Hand-thread high-pressure pipe flare nuts to ensure thread alignment; torque unions to 30 N·m.
- Reconnect electrical plug and low-pressure supply hose; cycle ignition on 3 times to bleed air before engine start.
- Extreme Rail Pressure Notice: Always allow engine to sit for 30 minutes after shutdown before cracking high-pressure fittings to let static rail pressure decay safely.
- Torque Balance Rule: Tighten mounting bolts strictly alternating half a turn per bolt; uneven tightening will fracture the alloy mounting lugs.
الأسئلة الشائعة
What are the primary symptoms when 13518604229 fails?
Primary symptoms include extended cold engine cranking, severe hesitation under wide-open throttle, rough idle RPM fluctuation, and Diagnostic Trouble Codes P0087 (Fuel Rail/System Pressure Too Low), P0089 (Fuel Pressure Regulator Performance), or P0300 (Random/Multiple Cylinder Misfire).
What is the exact tightening torque for 13518604229?
The holding flange mounting torque is 13 N·m, and the high-pressure fuel pipe union nut must be torqued to 30 N·m.
Can I reuse the seals when replacing 13518604229?
No. All high-pressure fuel seals, including Viton O-rings and combustion chamber Teflon rings, are strictly single-use. Reusing compressed seals will cause pressurized fuel leaks or combustion blowby into the cylinder head.
رموز الاعطال التشخيصية (DTC) وبروتوكولات الفحص
رموز اعطال التشخيص الشائعة (DTC) التي يتم تسجيلها عند تآكل حاقن الديزل أو حدوث خلل كهربائي:
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.
بروتوكولات التشخيص والخدمة الفنية
إجراءات ورشة العمل المعتمدة، وحدود الاختبار التشخيصية، ومعايير الخدمة لهذا المكون.