2000 Saab 9-3 Base, 2D Convertible, AutomaticFACTORY OEM SERVICE PROCEDURE

TWICE Control Module

The control module grounds the starting relay actuating coil when it has received the ready signal from the immobilizer unit.

The TWICE control module outputs "Key correct" on the bus when the correct key is being used.

Factory Service Tools

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.

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