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Home >> Saab >> 2010 >> 9-5 >> Repair and Diagnosis >> Transmission >> Automatic Transmission >> Fault diagnosis, fault codes >> DTC P0601: Control Module Read Only Memory Performance; DTC P0602: Control Module Not Programmed; DTC P0603: Control Module Long Term Memory Reset; DTC P0604: Control Module Random Access Memory Performance >> Circuit/System Description

Circuit/System Description

This is an internal fault detection of the transmission control module (TCM). This fault is handled inside the TCM and no external circuits are involved.

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