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Home >> Toyota >> 2023 >> GR86 Base, Automatic Trans >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transmission System - Diagnostic Codes (2 Of 2) >> Automatic Transmission System >> DTC P160A: Random Access Memory (RAM) Error [11/2021 - ] >> Monitor Description
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Monitor Description

OUTLINE OF DIAGNOSIS 

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EXECUTION CONDITION 

Secondary parameters Execution condition
12 V battery system voltage 6.5 V or more

DIAGNOSTIC METHOD 

If the duration of time while the following conditions are met is longer than the time indicated, judge as NG.

Judgment value 

Malfunction Criteria Threshold Value
Writing-check (RAM) Error

Time needed for diagnosis 

Immediately Once per driving cycle

Malfunction indicator light illumination 

Illuminates as soon as a malfunction occurs.