LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Lexus >> 2021 >> RX 350L AWD >> Repair and Diagnosis >> Transmission >> Transfer Case >> Dynamic Torque Control AWD System - Diagnostic Codes & Circuit Tests >> Dynamic Torque Control AWD System >> DTC C1280/82: Engine Circuit Malfunction [09/2015 - 08/2019] >> Description
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC C1280/82: Engine Circuit Malfunction [09/2015 - 08/2019]: Description

If a malfunction in the ECM circuit is detected, the 4WD ECU assembly stores this DTC.

DTC No. Detection Item DTC Detection Condition Trouble Area
C1280/82 Engine Circuit Malfunction When the following continues for 5 seconds or more:
  • Communication with engine control ECM is operating normally, but engine control system is malfunctioning.
  • Engine control system
  • 4WD ECU assembly