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Home >> Jeep >> 2017 >> Wrangler Sahara, Automatic Trans >> Repair and Diagnosis >> Engine Performance >> System >> 3.6L - DTCS P0643 To P2122 >> Diagnosis And Testing >> P1696-EEPROM Memory Write Denied/Invalid >> Set Condition

Set Condition

The PCM writes to a EEPROM location and reads it back to confirm equivalence. Nine consecutive differences causes a failure.

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