9-5 Linear (9600) L4-2.3L Turbo (2.3t) (2004)
2. Check all grounding points and the power supply to the control module.
3. Check with a diagnostic tool that all the readings are plausible (several readings can affect one function).
4. Check with the diagnostics tool that all activations function normally. (Malfunction in one output circuit can affect another output circuit).
5. If the malfunction remains, the control module must be replaced.
6. Control modules are sensitive to electrostatic discharges. Great care must be taken to follow the following procedure to avoid damaging internal
components in the control module:
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Keep the control module in its packaging for as long as possible.
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Never touch the pins of a control module with your hands or clothing.
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Ground yourself by touching part of the car's body/engine. Unplug the connector from the car's control module.
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Place the exchanged control module in its return packaging without touching the pins.
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Ground yourself by touching part of the car's body/engine. Plug in the connector to the car's control module.
Checking For Open Circuits/Short Circuits
Testing For Open/Short Circuits
General