Bosch 0445120217 Common-Rail Injector — Precise Fuel Delivery For MAN TGA / TGX / TGS Fleets

Long-haul tractors and heavy rigids live in a tough cycle: hot restarts at service stations, long pulls under load, slow-speed yard manoeuvres. When one injector on a MAN D2066 or related engine drifts out of spec, you start to see it in longer crank times, light haze on throttle, and rising fuel consumption.

The Bosch 0445120217 (Bosch 0 445 120 217) is a genuine-spec CRIN common-rail injector used on MAN TGA, TGX, TGS and NG / NL series trucks with D20/D26 engine families. Multiple professional catalogs list it as a direct fit with MAN OE numbers 51101006064, 51101006126, 51101009126 and related supersessions.

 

 

Professional databases and truck parts portals link 0445120217 / 0 445 120 217 to: 

Vehicle ranges:

MAN TGA / TGX / TGS / NG / NL heavy trucks

Engine example:

MAN D2066 Euro 4/5 common-rail diesel

Common OEM references:

51101006064

51101006126 / 51101006138

51101009126

Alternative formats like 51.10100-6064 / 6126 / 9138 appear in some OEM lists

If the old injector body is etched 0445120217, or your parts system calls up one of the MAN numbers above, this is the injector your product page should showcase.

 

 

Brand / type: Bosch common-rail diesel injector, CRIN CR/IPL26/ZIRIS20S series  

Bosch numbers: 0445120217 / 0 445 120 217  

Nozzle: DLLA148P1524 B 

Control valve: F 00R J02 466 

Typical condition: supplied as brand-new, sealed Bosch OE or as high-quality exchange units (e.g. 0986435526 / 0 986 435 526) depending on supplier.

 

 

To turn this injector into a real improvement, not just a part number:

Test before you swap
Perform a return-flow (leak-off) test or check smooth-running corrections. Replace only injectors that sit clearly out of family.

Prep the seat correctly
Clean the injector bore on the D2066 head and renew the copper washer and O-rings. Carbon at the seat can cause compression leakage and repeat failures.

Correct torque, clean lines
Install the 0445120217 / 51101006064 / 51101006126 injector to MAN-specified torque and avoid twisting or re-using damaged high-pressure pipes.

Bleed & code (where required)
Prime the system until rail pressure builds smoothly. If your ECU supports it, enter the new injector's calibration data so the controller can trim quantity per cylinder.

Prove-out drive
After fitting, confirm:

Shorter hot-start time

Stable idle with reduced correction values

Lower visible smoke at the rev band where the truck works (≈1,200–1,800 rpm)

 

 

Based on how real listings describe this injector, you can seed your copy with phrases such as:  

"0445120217 Bosch common rail injector for MAN TGA / TGX / TGS"

"0 445 120 217 fuel injector D2066 engine"

"MAN 51101006064 / 51101006126 injector replacement"

Sprinkle them into headings and bullet points rather than repeating them line after line.

 

 

 

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We're here to make your order process worry-free - choose the payment method that works best for you!

 

 

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