| Problem | Likely Cause | Solution | | :--- | :--- | :--- | | Injector won't come out | Carbon welded into bore | More solvent + heat gun (low) | | Engine runs worse after reinstall | Lower seal not compressed | Remove and re-install with cone tool | | Fuel leak at rail | Reused crush line | Replace high-pressure line | | P2187 code returns | Injector still leaking internally | Replace injector, don't clean | | Injector clip broken | Forced removal | Buy new retaining clips (cheap) |
Injector Extraction Made Simple: A Roundup of Common Rail Puller Kits