BMW exploded diagram
Expansion tank for BMW 3 Series E21 315 (1980)
Use this BMW diagram page when you know the component location or position number and need to identify the OEM part number, quantity, and notes for the selected exploded parts reference.
Diagram image
/bmw/images/diag_3fq.jpg
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| No. | Part number | Description | Qty | Notes |
|---|---|---|---|---|
| 01 | 34321114840 | Expansion tank | 1 | ENDED |
| 02 | 34321118085 | Strainer tube | 1 | ENDED |
| 03 | 34321102798 | Gasket | 1 | |
| 04 | 34321153157 | Cap with warning switch | 1 | ENDED |
| 12 | 81229407510 | Brake fluid | X | ENDED |
| 12 | 81229407511 | Brake fluid | X | ENDED |