Exploded View Of The Starter Motor

Fig 1: Identifying Starter Motor Components

Courtesy of VOLVO CARS CORPORATION

The starter motor consists of:

Drive cover.
Gear wheel.
Solenoid.
Battery terminal.
Rear end and bearing.
Carbon brush holder and carbon brushes.
Commutator.
Armature.
Permanent magnet or field winding.
Armature housing.
Planetary train.
Lever with freewheeling clutch.
Pinion engaging drive.

NOTE:

Starter motor for V8 engine and DV6 S/S is equipped with field winding instead of permanent magnets. The field windings are electrically connected in series by carbon brushes.

Fig 2: Identifying Starter Motor Terminals

Courtesy of VOLVO CARS CORPORATION

Starter motor terminals:

#1 (30) From the battery positive terminal
#2 (50) From starter motor relay

Ground terminal via transmission / cylinder block.