Brake light switch (29)

Location

Brake light switch (29)

Principal use

Brake light information is used by the control module to:

Disengage cruise control

Limit fuel when idling

Allow for vehicle speed signal diagnosis.

Type

Closing switch.

Connection

Pin no.	Signal type	Description
1	+30	Power supply from fuse 6.
2	Signal	The pin receives B+ when the brake pedal is depressed. Connected to ECM pin 40(K).

Brake light function

Complete function