C 230K (202.024) L4-2.3L SC (111.975) (2001)
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Cruise Control Module: Description and Operation
GF54.30-P-2009A Seat Belt And Vehicle Speed Warning Control Module, Location/function
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with CODE (623) Gulf States version
Seat belt warning
If the driver does not fasten the seat belt, a warning tone from the seat belt and vehicle speed warning control module N2/4 sounds for 8-17 seconds
when the ignition is turned on.
The warning buzzer is not activated or is switched off if the driver puts on the seat belt and fastens the seat belt buckle. When the buckle is fastened,
terminal 1 of the seat belt and vehicle speed warning control module N2/4 is grounded via the left front seat belt buckle and belt reminder switch S68/1.
Vehicle speed warning
When the vehicle reaches a speed of 120 to 130 km/h, warning tone a is produced by the seat belt and vehicle speed warning control module N2/4.
To determine the speed of the vehicle, the speed signal from the terminal block (front VSS) (1 pin) X62/12 is sent to terminal 2 of the seat belt and
vehicle speed warning control module N2/4 via the interior/tail lamp harness connector X18.
