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Home >> Jeep >> 2022 >> Gladiator Mojave, Part Time T/Case Control, Standard Trans >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 8 (3.0L Engine (Service Information) (3 Of 3)) >> Fuel System >> Standard Procedure >> Draining Fuel Tank - Diesel >> Conventional Procedure

Conventional Procedure

WARNING: This page is about a different variant/trim than selected.

Due to a one-way check valve installed into the fuel fill fitting at the tank, the tank cannot be drained at the fuel fill cap.

  1. Disconnect the fuel supply line at the quick-connect fitting near the cowl. Refer to QUICK-CONNECT FITTINGS  .
  2. Install the appropriate Fuel Line Adapters / Fitting from the (special tool #8978A, Decay Tool, Fuel). Route the opposite end of this hose to an diesel fuel draining station.
    NOTE:

    Activation of the fuel pump module may time out and need to be restarted several times to completely drain the fuel tank.

  3. Using a diagnostic scan tool, activate the fuel pump module until the fuel tank has been evacuated.
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