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Home >> Isuzu >> 2003 >> Rodeo LS, 2.2 D >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics - 2.2L >> Diagnostic Tests >> DTC P0601: Powertrain Control Module Memory Check Sum Error >> Circuit Description
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Circuit Description

PCM uses an Electrically Erasable Programmable Read Only Memory (EEPROM). EEPROM contains program information and calibrations required for engine, transaxle, and powertrain diagnostics operation. If PCM detects an internal program fault (check sum error), DTC P0601 will set.

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