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Marks on Bosch Common Rail Injectors
1) Injector Part Number 0445110xxx = belong to CRI

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2) Injector Part Number 0 445 120 xxx = belong toCRIN

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Production Date

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IMA Code

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CRM-100 Common Rail Injector Measurement System
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Bosch Common Rail Injector CRI 1-2.0-2.2

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1. Calibration shim,

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B42,ID3.0mm,
OD5.1mm, thickness

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1.0-2.0mm

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2. Spring

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3. Calibration circlip, B37,

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thickness 1.155-1.265mm
4. Armature

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5. Spring

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6. Clamp nut

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7. Bush
8. Calibration shim, B31,
ID10.5mm, OD15.7mm,

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thickness 1.2-1.3mm

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9. Pin
10. Ball seat

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11. Ball

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12. Valve barrel

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13. Polymer seal ring

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14. Washer

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15. Valve plunger

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16. Calibration shim, B14,

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ID3.5mm, OD5.3mm,

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thickness 0.9-1.9mm

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17. Spring

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18. Calibration spacer, B15,
thickness 8.3-8.7mm
19. Solenoid

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20. O-ring

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21. Calibration shim, B25,

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ID19.0mm, OD23.5mm,

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thickness 0.9-1.12mm

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22. Injector body

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23. Dowel

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24. Needle

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25. Nozzle

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26. Nozzle nut

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CRI 1-2.0-2.2

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Shim B42

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Adjust Solenoid Spring Compression

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Task 6

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Circlip B37

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Adjust Armature Total Lift

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Task 3

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Adjust Solenoid Air Gap

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Task 5

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Shim B31

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Adjust Armature Lift w/woElectronic Signal

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Task 4 & 7

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CRI 1-2.0-2.2

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Shim B14

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Adjust Needle Opening Pressure

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Task 2

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Nozzle Flow Block B15

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Adjust Needle Lift

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Task 1

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CRM-100 Common Rail Injector Measurement System
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Bosch Common Rail Injector CRI 1-2.0-2.2

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OD5.1mm, thickness 1.0-2.0mm

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2. Spring

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3. Calibration circlip, B37, thickness

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1.155-1.265mm

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4. Armature

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5. Spring

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6. Clamp nut

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7. Bush
8. Calibration shim, B31,
ID10.5mm, OD15.7mm,

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thickness 1.2-1.3mm

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9. Pin

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10. Ball seat

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11. Ball

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12. Valve barrel

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13. Polymer seal ring

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14. Washer

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15. Valve plunger

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16. Calibration shim, B14, ID3.5mm,

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OD5.3mm, thickness 0.9-1.9mm
17. Spring

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18. Calibration spacer, B16,

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OD2.28mm, thickness

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0.9-1.3mm

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19. Spring bush

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20. Solenoid

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21. O-ring

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22. Calibration shim, B25,

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ID19.0mm, OD23.5mm,
thickness 0.9-1.12mm

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23. Injector body

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24. Dowel

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25. Needle
26. Nozzle
27. Nozzle nut

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CRI 1 - 2.0-2.2，DGV Design

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Shim B42

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Adjust Solenoid Spring Compression

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Task 6

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Circlip B37

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Adjust Armature Total Lift

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Task 3

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Shim B25

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Adjust Solenoid Air Gap

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Task 5

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Shim B31

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Adjust Armature Lift w/woElectronic Signal

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Task 4 & 7

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CRI 1-2.0-2.2，DGV Design

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Shim B14

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Adjust Needle Opening Pressure

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Task 2

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Adjust Needle Lift

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Task 1

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Bosch Common Rail Injector CRI 2.1

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1. Solenoid

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2. Calibration shim, B41,

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ID2.5mm, OD6.4mm,

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thickness 1.09-1.37mm

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3. Bush

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4. O-ring

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5. Calibration shim, B40,
ID2.5mm, OD4.5mm,

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thickness 1.2-1.9mm
6. Calibration shim, B25,

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ID19.0mm, OD23.5mm,

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thickness 0.9-1.12mm

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7. Spring

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8. Armature

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9. Anchor

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10. Clamp nut

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11. Ball seat

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12. Ball

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13. Valve barrel

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14. Polymer seal ring

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15. Washer
16. Valve plunger

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17. Injector body

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18. Calibration shim, B14,

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ID3.5mm, OD5.3mm,

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thickness 0.9-1.9mm

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19. Spring

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20. Calibration shim, B16,

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OD2.28mm, thickness

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0.9-1.3mm

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21. Spring bush

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22. Needle

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23. Nozzle
24. Nozzle nut

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CRI 2.1

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Shim B41

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Adjust Armature Lift with Electronic Signal

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Task 5

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Shim B40
Adjust Solenoid Spring Compression

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Task 4

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Shim B25

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Adjust Solenoid Air Gap

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Task 3

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CRM-100 Common Rail Injector Measurement System
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CRI 2.1

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Shim B14

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Adjust Needle Opening Pressure

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Task 2

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Nozzle Flow Block B16

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Adjust Needle Lift
Task 1

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Bosch Common Rail Injector CRI 3A

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1. Solenoid

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2. Calibration shim, B42, ID3.0mm,

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OD5.1mm, thickness 1.0 –2.0mm

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3. Spring

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4. Spring seat
5. Shim
6. Armature

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7. Calibration shim, B25, ID19.0mm,

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OD23.5mm, thickness

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0.9-1.12mmSpring

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8. Clamp nut

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9. Valve set

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10. Polymer seal ring

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11. Washer

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12. Injector body

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13. Calibration shim, B14, ID3.5mm,
OD5.3mm, thickness 0.9-1.9mm

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14. Spring

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15. Spring bush

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16. Needle
17. Nozzle

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18. Nozzle nut

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CRI 3A

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Shim B42

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Adjust Solenoid Spring Compression

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Task 4

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Shim B25
Adjust Solenoid Air Gap/Armature Lift

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Task 3 &5

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CRI 3A

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Shim B14

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Adjust Needle Opening Pressure

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Task 1

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No needle lift adjustment

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Bosch Common Rail Injector CRI 3B

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1. Solenoid

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2. Spring

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3. Calibration shim, B45, ID2.05mm,

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OD3.65mm, thickness 1.0 –

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2.0mm

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4. Pin

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5. Shim
6. Armature
7. Calibration shim, B25, ID19.0mm,

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OD23.5mm, thickness 0.9-1.12mm

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Spring
8. Clamp nut

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9. Valve set

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10. Polymer seal ring

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11. Washer

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12. Injector body

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13. Spring

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14. Spring bush
15. Needle

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16. Nozzle

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17. Nozzle nut

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CRI 3B

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Shim B45
Adjust Solenoid Spring Compression

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Task 5

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Shim B25

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Adjust Solenoid Air Gap/Armature Lift

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Task 4

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CRI 3B

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No needle lift adjustment

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No needle opening pressure adjustment

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Bosch Common Rail Injector CRIN 1

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1. Solenoid 13. Clamp nut

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2. Solenoid nut 14. Pin
3. O-ring 15. Ball seat
4. Calibration shim, B13, ID2.3mm, 16. Ball

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OD4.2mm, thickness 0.90 -1.90mm 17. Valve set

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5. Spring 18. Polymer seal ring

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6. Calibration circlip, B37, thickness 19. Washer

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1.155-1.265mm 20. Injector body

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7. Armature 21. Dowels

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8. Spring 22. Calibration shim, B14, ID3.5mm,

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9. Circlip OD5.3mm, thickness 0.9-1.9mm

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10. Calibration shim, B11, ID19mm, hex 23. Spring

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22mm, thickness 0.9 -1.5mm 24. Calibration spacer, B15, thickness
11. Anchor 8.3-8.7mm

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12. Calibration shim, B12, ID18.0mm, 25. Nozzle

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hex 22mm, thickness 0.9-1.5mm 26. Nozzle nut

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CRM-100 Common Rail Injector Measurement System
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CRIN 1

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Shim B13

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Adjust Solenoid Spring Compression

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Task 6

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Circlip B37

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Adjust Armature Total Lift

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Task 3

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Shim B11

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Adjust Solenoid Air Gap

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Task 5

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Shim B12

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Adjust Armature Lift w/woElectronic Signal

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Task 4 & 7

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CRIN 1

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Shim B14

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Adjust Needle Lift Pressure

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Task 2

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Adjust Needle Lift

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Task 1

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Bosch Common Rail Injector CRIN 1 – DGV

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1. Solenoid 14. Pin

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2. Solenoid nut 15. Ball seat
3. O-ring 16. Ball
4. Calibration shim, B13, ID2.3mm, 17. Valve set

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OD4.2mm, thickness 0.90 -1.90mm 18. Polymer seal ring

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5. Spring 19. Washer

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6. Calibration circlip, B37, thickness 20. Injector body

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1.155-1.265mm 21. Dowels
7. Armature 22. Calibration shim, B14, ID3.5mm,

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8. Spring OD5.3mm, thickness 0.9-1.9mm

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9. Circlip 23. Spring

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10. Calibration shim, B11, ID19mm, hex 24. Calibration shim, B16, OD2.28mm,

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22mm, thickness 0.9 -1.5mm thickness 0.9-1.3mm

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11. Anchor 25. Spring bush

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12. Calibration shim, B12, ID18.0mm, hex 26. Nozzle

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22mm, thickness 0.9-1.5mm 27. Nozzle nut
13. Clamp nut

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CRIN 1 – DGV

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Shim B13

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Adjust Solenoid Spring Compression

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Task 6

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Circlip B37

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Adjust Armature Total Lift

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Task 3

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Shim B11

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Adjust Solenoid Air Gap

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Task 5

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Shim B12

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Adjust Armature Lift w/woElectronic Signal

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Task 4 & 7

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CRM-100 Common Rail Injector Measurement System
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CRIN 1 – DGV

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Shim B14

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Adjust Needle Lift Pressure

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Task 2

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Adjust Needle Lift

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Task 1

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Bosch Common Rail Injector CRIN 2

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1.

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Solenoid
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2. O-ring 15. Washer

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3. Solenoid nut 16. Calibration shim, B26, ID19.5mm,
4. Calibration shim, B13, ID2.3mm, OD22.8mm, thickness 0.90 -1.12mm
OD4.2mm, thickness 0.90 -1.90mm 17. Injector body

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5. Spring 18. Dowels

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6. Pin 19. Calibration shim, B14, ID3.5mm,

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7. Armature OD5.3mm, thickness 0.9-1.9mm

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8. Spring 20. Spring

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9. Calibration shim, B22, ID4.5mm, 21. Calibration spacer, B16, OD2.28mm,

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OD7.7mm, thickness 0.98-1.44mm thickness 0.9-1.3mm

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10. Clamp nut 22. Spring bush

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11. Ball seat 23. Nozzle

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12. Ball 24. Nozzle nut
13. Valve set

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CRIN 2

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Shim B14

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Adjust Solenoid Spring Compression

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Task 5

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Adjust Armature Lift w/woElectronic Signal
Task 3 & 6

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Shim B22

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Adjust Solenoid Air Gap

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Task 4

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CRIN 2

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Shim B14

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Adjust Needle Lift Pressure

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Nozzle Flow Block B16
Adjust Needle Lift

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Task 1

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CRM-100 Common Rail Injector Measurement System