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Home >> Toyota >> 2025 >> GR86 Base, Automatic Trans >> Repair and Diagnosis (Single Page) >> Engine Performance >> Testing & Diagnosis >> Engine Control System - Diagnostic Codes (6 Of 6) & Circuit Tests >> SFI System >> DTC U007B: Control Module Communication Bus "I" Off; DTC U0101: Lost Communication With TCM; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0155: Lost Communication with Instrument Panel Cluster (IPC) Control Module; DTC U0402: Invalid Data Received From TCM; DTC U0416: Invalid Data Received From Vehicle Dynamics Control Module; DTC U0423: Invalid Data Received From Instrument Panel Cluster Control Module [11/2021 - ] >> Description
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DTC U007B: Control Module Communication Bus "I" Off; DTC U0101: Lost Communication With TCM; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0155: Lost Communication with Instrument Panel Cluster (IPC) Control Module; DTC U0402: Invalid Data Received From TCM; DTC U0416: Invalid Data Received From Vehicle Dynamics Control Module; DTC U0423: Invalid Data Received From Instrument Panel Cluster Control Module [11/2021 - ]: Description

DTC No. Detection Item DTC Detection Condition
U007B Control Module Communication Bus "I" Off  
U0101 Lost Communication With TCM  
U0122 Lost Communication With Vehicle Dynamics Control Module  
U0155 Lost Communication with Instrument Panel Cluster (IPC) Control Module  
U0402 Invalid Data Received From TCM  
U0416 Invalid Data Received From Vehicle Dynamics Control Module  
U0423 Invalid Data Received From Instrument Panel Cluster Control Module