See also:

Hydraulic unit pressure switch (ABS) - removal and refitting
Note: To remove the pressure switch from the hydraulic unit in situ, Ford tool No 12-008 or a locally made equivalent will be required. The switch may be removed without special tools after removi ...

Fuel pump - testing
1 If the fuel pump is functioning, it should be possible to hear it “buzzing” by listening under the rear of the vehicle when the ignition is switched on. Unless the engine is started, the fuel pu ...

Ford Sierra Service and Repair Manual
Introduction to the Ford Sierra The Ford Sierra was first introduced in late 1982 with the option of seven different engines and four different trim levels. This manual covers the four cylinder in- ...