Electrical system

General information
12 volt system with a voltage-regulated alternator.
Single pole system in which the chassis and engine block are used as conductors. The negative terminal is connected to the chassis.

WARNING
PROPOSITION 65 WARNING!
Battery posts, terminals, and related accessories
contain lead and lead compounds,
chemicals known to the state of California
to cause cancer and reproductive harm.
Wash hands after handling.
CAUTION If the battery is replaced, replace it with a battery of the same cold start capacity and reserve capacity as the original (see the decal on the battery).
See also:
Functions
NOTE
If a warning message appears while you are using the trip computer, this message
must be acknowledged in order to return to the trip computer function. Acknowledge
a message by pressing ...
Vehicle Overview
Volvo's smallest sedan, the compact S40, comes in 2.4i and T5 trim levels,
the latter offered in all- as well as front-wheel drive. A few years past a full
redesign, the S40 and its V50 wagon sist ...
Introduction
All bulb specifications are listed on page 311. The following bulbs should only
be replaced by a trained and qualified Volvo service technician:
Dome lighting
Reading lights
Glove compartmen ...
