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Home›Repair guides›Kohler›Removing the HP pump

Kohler KD27V12 — Removing the HP pump

Repair & overhaul · High pressure pump

For the Kohler KD27V12, from the Kohler service manual.

Applies to: Kohler KD27V12, Kohler KD27V12 engine

Before you start

  • Injectors can be damaged by dirt in the fuel system.
  • The warranty will be forfeited if the assembly instructions are ignored.

Procedure

  1. Set first cylinder to TDC.
  2. Reduce the remaining pressure in the injection lines to below 10 bar with the KODIA diagnostic program.
  3. Clean the area around the HP pump before dismantling.
  4. Avoid any damage to the dismantled components.
  5. Close opened lines immediately with protective caps.
  6. Close openings in the HP pump immediately with protective caps.

Tools required

  • KODIA diagnostic program Amazon

Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.

Specs & values

  • Remaining pressure below 10 bar (145 psi)

Full service-parts list: Kohler KD27V12 →

Source: Kohler 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.

More Kohler repair guides →