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Home >> Suzuki >> 2007 >> SX4 Base, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Automatic Transmission) >> Diagnostic Information and Procedures >> DTC P0601 Internal Control Module Memory Checksum Error >> Circuit Description
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Circuit Description

WARNING: This page is about a different car, the 2005 Suzuki Reno and 2005 Suzuki Forenza. However, it is still accessible from the selected car via links, so may be relevant.

A normal function of the Transmission Control Module (TCM) programming is to perform an internal check that verifies the integrity of the RAM memory allocations. The DTC P0601 sets when the Random Access Memory (RAM) is not operating correctly when checked on initialization. An area of RAM is failed a read/write test.

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