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Section 214 (Immobilizer System)
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DTC P1622: EEPROM Reading / Writing Error
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Detecting Condition and Trouble Area
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Detecting Condition and Trouble Area
WARNING:
This page is about a different car, the 2007 Suzuki SX4. However, it is still accessible from the selected car via links, so may be relevant.
DETECTING CONDITION AND TROUBLE AREA REFERENCE
Detecting Condition
Trouble Area
EEPROM in ECM is corrupted.
Internal failure (EEPROM corruption) of ECM