Removing
1. The fuel thermostat is bolted to a bracket next to the high pressure fuel pump.
2. Remove the ground wire from the battery.
3. Using clamps, pinch the fuel hoses connected to the fuel thermostat. Loosen the clamps and remove the hoses from the fuel thermostat.
4. Unscrew the bolts and remove the fuel thermostat from the bracket.
Installation
1. Installation is made in sequence, return to removal.