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Home >> Lexus >> 2022 >> NX 350 Base >> Repair and Diagnosis (Single Page) >> Transmission >> Transmission Control Systems >> Electronic A/T Shift Lever System - Diagnostic Codes & Circuit Tests >> Electronic Shift Lever System >> DTC P085D-04: Gear Shift Control Module "A" System Internal Failure [11/2021 - ] >> Description
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DTC P085D-04: Gear Shift Control Module "A" System Internal Failure [11/2021 - ]: Description

The shift control ECU is built into the transmission floor shift assembly. The shift control ECU monitors the ECU internal operation, and detects internal malfunctions (data flash malfunction).

DTC No. Detection Item DTC Detection Condition Trouble Area MIL Warning Indicate DTC Output from Priority Note
P085D-04 Gear Shift Control Module "A" System Internal Failure When the battery voltage is certain value or more, a shift control ECU internal malfunction (data flash malfunction) is repeatedly detected
(1 trip detection logic)
Transmission floor shift assembly (shift control ECU) Does not come on Multi-information Display Error Message 
  • Displayed
Transmission A SAE: P085D