Engine Control Module: Service and Repair

2005 Saab 9-3 Linear (9440) L4-2.0L Turbo (2.0t)SECTION Service and Repair


Trionic T8 Control Module (589)

To remove

Carry out actions before removing control module, please refer to Service Precautions. Service Precautions

1. Ignition key in LOCK position.






2. Remove the upper engine cover.






3. Carefully press down the catches and carefully unplug the connectors from the control module one at a time so that the connection pins, etc. are not damaged.






4. Remove the control module.

To fit






1. Fit the control module. Do not forget the ground cable.
Tightening torque 10 Nm (7 ft lbs)

IMPORTANT: Take care when plugging in the connector so as not to damage or press out the pins/sleeves in the connector. For further information regarding connectors, refer to Connectors, handling and inspection.






2. Plug in the connectors and check that they are locked.






3. Fit the upper engine cover.
Carry out Actions After Replacement Of Control Module.
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

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

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.