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Home >> Saab >> 2003 >> 9-3 Vector, Standard >> Repair and Diagnosis >> Engine Performance >> System >> TRIONIC T7 Fuel Control System >> Fault Diagnosis Fault Codes >> DTC P1633: Internal Control Module. Malfunction. >> Diagnostic help

Diagnostic help

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.

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