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Home >> Saab >> 2001 >> 9-3 Base, 2D Hatchback, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Engine Controls - Self-Diagnostics) >> Fault Code Diagnosis >> P1631: Internal Control Module - Malfunction >> Diagnostic Help
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Diagnostic Help

WARNING: This page is about a different car, the 2002 Saab 9-5 and 2001 Saab 9-5. However, it is still accessible from the selected car via links, so may be relevant.

Fault diagnosis concerns an electrical fault in connecting leads or in the sensor. Functions in the diagnostic tool related to the fault are:

With the engine stationary, the value should correspond with the two other pressure sensors. Accepted difference is 10 kPa.

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