Exploded View Of The Starter Motor

WARNING: This page does not describe the selected car, but rather 12 other vehicles, including the 2014 Volvo XC90, 2013 Volvo XC90, 2012 Volvo XC90, 2011 Volvo XC90, and 2010 Volvo XC90. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Cut Away View Of Starter Motor

Courtesy of VOLVO CARS CORPORATION

The starter motor consists of:

Drive cover
Gear wheel
Solenoid magnet
Battery terminal
Rear end and bearing
Carbon brush holder and carbon brushes
Commutator
Armature
Permanent magnet
Armature housing
Planetary train
Lever with free rotating clutch
Engagement unit for the pinion.

NOTE:

The starter motor of the V8 engine is equipped with field windings instead of permanent magnets. The field windings are electrically connected in series with the 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 gearbox / cylinder block.