Lexus NX: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Adaptive Variable Suspension System

DTC No.

Detection Item

Warning Indicate

Link

C1715

Front Acceleration Sensor RH Malfunction

Does not come on

C1716

Front Acceleration Sensor LH Malfunction

Does not come on

C1717

Rear Acceleration Sensor Malfunction

Does not come on

C1731

Front Damping Force Control Actuator RH Circuit Malfunction

Does not come on

C1732

Front Damping Force Control Actuator LH Circuit Malfunction

Does not come on

C1733

Rear Damping Force Control Actuator RH Circuit Malfunction

Does not come on

C1734

Rear Damping Force Control Actuator LH Circuit Malfunction

Does not come on

C1781

Suspension Control ECU Malfunction

Does not come on

C1782

Power Source Voltage Malfunction

Does not come on

C1783

Speed Signal Communication Error

Does not come on

C1784

Steering Angle Sensor Communication Error

Does not come on

C1786

Master Cylinder Pressure Circuit

Does not come on

C1789

Vehicle Identification Malfunction

Does not come on

C1796

Front Acceleration Sensor RH Malfunction (Test Mode DTC)

Test mode

C1797

Front Acceleration Sensor LH Malfunction (Test Mode DTC)

Test mode

C1798

Rear Acceleration Sensor Malfunction (Test Mode DTC)

Test mode

U0101

Lost Communication With TCM

Does not come on

U0122

Lost Communication with Vehicle Dynamics Control Module

Does not come on

U0124

Lost Communication with Lateral Acceleration Sensor Module

Does not come on

U0126

Lost Communication with Steering Angle Sensor Module

Does not come on

U0293

Lost Communication with Hybrid Vehicle Control System

Does not come on

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 Front Acceleration Sensor RH Malfunction (C1715-C1717,C1796-C1798)

DESCRIPTION The acceleration sensor assembly (up and down G sensor) detects the upward and downward acceleration of the vehicle and outputs it as a voltage to the absorber control ECU. Up and down G s

 Front Damping Force Control Actuator RH Circuit Malfunction (C1731-C1734)

DESCRIPTION The absorber control actuator changes the damping force depending on absorber control ECU signals. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate

 Suspension Control ECU Malfunction (C1781)

DESCRIPTION If a malfunction in the absorber control ECU is detected, DTC C1781 is stored. DTC No. Detection Item DTC Detection Condition Trouble Area Warning Indicate C1781 Suspensio

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 Removal

REMOVAL PROCEDURE 1. REMOVE NO. 1 ENGINE COVER SUB-ASSEMBLY Click here 2. REMOVE CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY (a) Disconnect the camshaft timing oil control valve assembly connector. (b) Remove the bolt and camshaft timing oil control valve assembly from the cylinder

 Data List / Active Test

DATA LIST / ACTIVE TEST NOTICE: In the table below, the values listed under "Normal Condition" are reference values. Do not depend solely on these reference values when deciding whether a part is faulty or not. When diagnosing symptoms such as hesitation, rough idle, or other small symptoms usi

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