Mixture Control Unit

Mixture Control Unit:

1. Disconnect the NEG. battery terminal and insulate.
2. Remove the air cleaner assembly.
3. Remove the fuel and injection lines from the fuel distributor, fuel injectors and the fuel pressure regulator.
4. Disconnect the electrical connectors from the electro-hydraulic actuator and the air flow sensor position indicator.
5. Loosen the large hose clamp at the air guide housing.
6. Remove the mounting nuts for the mixture control unit.
7. Lift off the mixture control unit (detach the idle air hose).
8. Reinstall in the reverse manner.
9. Run the engine and check for fuel leaks.