Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2004 Saab 9-3 Linear, AutomaticFACTORY OEM SERVICE PROCEDURE
Control module, Trionic T8 (589)
CONTROL MODULE, TRIONIC T8 (589) TECHNICAL DATA
| No. of pins | A=64 B=64 |
|
| Power supply, (+30 circuit) | Pin no. | 3(A), 20(A)0 |
| Power supply (+15 circuit) | Pin no. | 2(A), 19(A) |
| Power supply from main relay | Pin no. | 48(A), 64(A) |
| Power ground | Pin no. | 47(A), 57(A), 60(A) and 63(A) |
| P-bus + | Pin no. | 5(A) |
| P-bus - | Pin no. | 6(A) |
Factory Service Tools
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.