Unlocking all doors

Fig 1: Identifying Communication System - Unlocking All Doors

Courtesy of SAAB-SCANIA OF AMERICA, INC.

Fig 2: Circuit Diagram - Unlocking All Doors

Courtesy of SAAB-SCANIA OF AMERICA, INC.

When the button is pressed, a microswitch closes and grounds pin 1, whereby pin 7 on TWICE is grounded.

A short voltage pulse (0.8 sec.) is emitted from the TWICE control module

• pin 26 to the driver's door
• pin 69 to the passenger door
• pin 49 to the rear doors

The lock motors are grounded to the TWICE control module by

• pins 42 and 22, driver's door
• pins 66 and 22, passenger door
• pins 20 and 22, rear doors