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GR86 Base, Automatic Trans
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Automatic Transmission System - Diagnostic Codes (1 Of 2)
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DTC P0604: Internal Control Module Random Access Memory (RAM) Error [11/2021 - ]
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Description
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DTC P0604: Internal Control Module Random Access Memory (RAM) Error [11/2021 - ]: Description
Trouble symptom:
Improper gear shifting
DTC No.
Detection Item
DTC Detection Condition
P0604
Internal Control Module Random Access Memory (RAM) Error
Detect the malfunction in RAM area of the TCM.
(1-trip detection logic)