Bosch 13538514148 Diesel Injector
2.0L Diesel · 13538514148
2.0L Diesel Remanufactured Solenoid Injector (BMW B47)
4
Engine codes
8
OE / cross-refs
7
Vehicle fitments
12mo
Warranty
Common failure symptoms
On the 2.0L Diesel platform, a failing Bosch 13538514148 injector typically presents as: hard starting or extended cranking; rough or uneven idle; loss of power under load; excess smoke from the exhaust; cylinder misfire or contribution fault codes.
When two or more of these appear together, suspect the injector before peripheral systems — a comparative leak-off test and live-data cylinder-balance review will isolate the failed unit without tear-down.
When two or more symptoms appear together, suspect the injector before peripherals (EGR, glow plugs, turbo). A live-data leak-off test on each cylinder is the fastest route to the failed unit.
What Causes These Injectors To Fail
The documented failure modes on this platform are: injector back-leak beyond specification; nozzle wear degrading the spray pattern; combustion gas leaks past the injector seat washer.
Internal wear cannot be repaired in situ — once delivery drifts outside calibration, remanufacture or replacement is the reliable fix.
How Workshops Diagnose 13538514148 Faults
Run a comparative leak-off (back-leak) test across all injectors before condemning a single unit. Compare requested vs actual rail pressure in live data at idle and under load. Inspect injector connectors and wiring before replacing hardware.
Never condemn a common-rail injector on a fault code alone — codes identify the circuit or cylinder, while leak-off volumes and correction values identify the component.
How Every Unit Is Tested Before Despatch
Each remanufactured 13538514148 is fully stripped, ultrasonically cleaned and inspected; worn components are replaced with OE-grade parts. The rebuilt unit is then calibrated on a common-rail test bench against the manufacturer's specification sheet — delivery, back-leak and response are all verified before the injector is sealed and despatched with its calibration data on file.
Every unit carries a 12-month parts warranty and free UK delivery.
Vehicle Coverage At A Glance
The 13538514148 trusted family covers 7 verified vehicle fitments across 1 make: BMW. Every fitment listed on this page is registry-verified — no scraped or assumed applications.
OE & Cross-References
13538514148 supersedes or cross-references 7 further OE numbers, including 0445110570, 0445110712, 0445110743, 8514148, 0986435269, 13538514149 and 8571556. Always match the reference etched on your failed unit's body — cross-references within a family are verified equivalents, but etched numbers remain the source of truth.
Related fault codes & engine guides
Trusted compatibility
OE / cross-references (7)
Vehicle fitments
| Make | Model | Engine | Years |
|---|---|---|---|
| BMW | 1 Series | 2.0d 120d — 190 hp class (B47D20A) | 2015–2019 |
| BMW | 2 Series | 2.0d 220d — 190 hp class (B47D20A) | 2015–2021 |
| BMW | 3 Series | 2.0d 320d — 190 hp class (B47D20A) | 2015–2022 |
| BMW | 4 Series | 2.0d 420d — 190 hp class (B47D20A) | 2015–2020 |
| BMW | 5 Series | 2.0d 520d — 190 hp class (B47D20A) | 2017–2023 |
| BMW | X1 | 2.0d xDrive20d — 190 hp class (B47C20A) | 2015–2022 |
| BMW | X3 | 2.0d xDrive20d — 190 hp class (B47D20A) | 2017–2023 |
Confirm fitment by registration
Enter your UK registration to verify your vehicle is in this trusted family. We'll cross-check the engine code against B47D20 / B47D20A / B47C20A and the rest of the cluster.
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Frequently asked
Related engine guides
Other Bosch and same-platform injector families worth checking.
All cross-references in this family
Every reference below resolves to a PDP linked to this trusted family. 13538514148, 0445110570, 0445110712, 0445110743, 8514148, 0986435269, 13538514149, 8571556.
Bosch know-how from the Knowledge Centre
Identification, coding, fitting and the mistakes that cause comebacks.