FUEL INJECTION (FUEL SYSTEMS)(H4DOTC DIESEL) > Boost Control Valve
1. Disconnect the ground cable from battery.
2. Remove the collector cover.
3. Disconnect the harness connector from the boost control valve.
4. Disconnect the vacuum hose from the boost control valve.
5. Disconnect the fuel return hose from the fuel pump.
6. Remove the boost control valve from the intake manifold.