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Home >> Saab >> 2004 >> 9-5 Linear, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 12 (TRIONIC T7 Fuel Control System) >> Fault Diagnosis Fault Codes >> DTC P1633: Internal Control Module. Malfunction. >> Diagnostic help
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Diagnostic help

WARNING: This page is about a different car, the 2003 Saab 9-3 and 2002 Saab 9-3. However, it is still accessible from the selected car via links, so may be relevant.

Fault diagnosis concerns internal control module fault as the sensor is integrated in the control module.

Functions in the diagnostic tool related to the fault:

The value should correspond with that of the other two pressure sensors when the engine is stationary. Accepted deviation: 10 kPa.