John Deere — Replace Final (Secondary) Fuel Filter Element
Maintenance · Final fuel filter
From a John Deere service manual — check it applies to your exact model before use.
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Procedure
- Close fuel shut-off valve at bottom of fuel tank.
- Clean entire area surrounding fuel filter assembly.
- Remove final fuel filter using suitable filter wrench.
- Clean filter gasket sealing surface with clean lint-free towel.
- Apply light coating of clean engine oil to gasket/O-ring.
- Fill filter element with clean diesel fuel.
- Install element and tighten 3/4 turn after gasket contacts.
- Open fuel shut-off valve and bleed fuel system.
Tools required
- Fuel filter wrench Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- Fuel filter header-to-bracket: 50 N•m (37 lb-ft)
- Fuel filter bracket-to-head: 35 N•m (26 lb-ft)
- Fuel filter bracket-to-block: 65 N•m (48 lb-ft)
- Fuel filter-to-air intake: 25 N•m (18 lb-ft)
Source: John Deere service manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.