SAAB WIS ONLINE

PRE-RELEASE

Brake light switch (29), TCS/ESP

Brake light switch (29), TCS/ESP

Location

Brake light switch (29)

Main use

Brake light information is used by the control module to:


- Disengage the cruise control

- Limit fuel during idling

- Enable diagnosis of the vehicle speed signal.


Type

Closing contact.


Connection

Pin no.
Type of signal
Description
1 +30 Power supply from fuse 6 instrument panel electrical centre.
2 Signal The pin receives B+ when the brake pedal is depressed. Connected to TCS/ESP control module pin 17.



PRE-RELEASE