P1604

BAT Team

By BAT Team (Contact Me)
Last Updated 2017-01-17
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Trouble CodeFault LocationProbable Cause
P1604 Engine Control Module Defective (AUDI, SAAB, VOLKSWAGEN)
Loss Of IPC Serial Data Conditions (BUICK, CADILLAC, CHEVROLET, GMC)
PCM Internal Dual-Port RAM Read/Write Integrity Failure (DODGE, JEEP)
No ID From ECU (HYUNDAI)
Startability Malfunction (LEXUS, TOYOTA)

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Other Manufacturer Specific Definitions for P1604

Loss Of IPC Serial Data Conditions (GM)
Startability Malfunction (Toyota)
Engine control module (ECM) - defective (Volkswagen)
Engine control module (ECM) - defective (Audi)
CAN data bus (Buick)
CAN data bus -instrument panel (Cadillac)
CAN data bus -instrument panel (Chevrolet)
Engine control module (ECM) -RAM read/write error (Chrysler)
. Engine control module (ECM) -RAM read/ write error (Dodge)
No ID From ECU (Hyundai)
Engine control module (ECM) -RAM read/writeerror (Jeep)
Startability Malfunction (Lexus)
Engine control module (ECM) – incorrect immobilizer code (Mazda)
Engine control module (ECM) – RAM   read/write error (Mitsubishi)
CAN data bus -instrument panel (Oldsmobile)
Engine control module (ECM) -RAM read/ write error (Plymouth)
Engine control module (ECM) – defective (Saab)
Startability Malfunction (Scion)
Electronic throttle system (ETS) control module – malfunction (Volvo)

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