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2002
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Sonata LX, Standard
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Repair and Diagnosis
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Engine Performance
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Engine Controls - Self-Diagnostics - 2.7L
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Diagnostic Tests
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DTC P1602: Serial Communication Problem With Transaxle Control Module (Time-Out)
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Probable Causes
July 1:
So it begins
. Don't worry, this is not in the correct legal jurisdiction!
Probable Causes
Open between Transaxle Control Module (TCM) signal and Engine Control Module (ECM).
Short between TCM and ECM.
Faulty TCM.