Diagnostic Trouble Code Chart [09/2014 - 10/2015]

WARNING: This page is about a different car, the 2020 Lexus GS 350, 2019 Lexus GS 350, and 2018 Lexus GS 350. However, it is still accessible from the selected car via links, so may be relevant.

FOUR WHEEL DRIVE CONTROL SYSTEM

DTC Code	Detection Item	Reference
C1241/94	Low Power Supply Voltage	Refer to DTC C1241/94: Low Power Supply Voltage [09/2014 - 10/2015]
C1296/96	ABS Malfunction	Refer to DTC C1296/96: ABS Malfunction [09/2014 - ]
C1297/97	Steering Angle Sensor	Refer to DTC C1297/97: Steering Angle Sensor [09/2014 - ]
C1298/98	Linear Solenoid Circuit	Refer to DTC C1298/98: Linear Solenoid Circuit [09/2014 - ]
C1299/99	Cancellation of 4WD Control	Refer to DTC C1299/99: Cancellation of 4WD Control [09/2014 - ]
U0073/86	Control Module Communication Bus OFF	Refer to DTC U0073/86: Control Module Communication Bus OFF; DTC U0100/85: Lost Communication with ECM / PCM "A"; DTC U0126/84: Lost Communication with Steering Angle Sensor Module; DTC U0129/83: Lost Communication with Brake System Control Module [09/2014 - ]
U0100/85	Lost Communication with ECM / PCM "A"	Refer to DTC U0073/86: Control Module Communication Bus OFF; DTC U0100/85: Lost Communication with ECM / PCM "A"; DTC U0126/84: Lost Communication with Steering Angle Sensor Module; DTC U0129/83: Lost Communication with Brake System Control Module [09/2014 - ]
U0126/84	Lost Communication with Steering Angle Sensor Module	Refer to DTC U0073/86: Control Module Communication Bus OFF; DTC U0100/85: Lost Communication with ECM / PCM "A"; DTC U0126/84: Lost Communication with Steering Angle Sensor Module; DTC U0129/83: Lost Communication with Brake System Control Module [09/2014 - ]
U0129/83	Lost Communication with Brake System Control Module	Refer to DTC U0073/86: Control Module Communication Bus OFF; DTC U0100/85: Lost Communication with ECM / PCM "A"; DTC U0126/84: Lost Communication with Steering Angle Sensor Module; DTC U0129/83: Lost Communication with Brake System Control Module [09/2014 - ]