Lexus NX: Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

CAN Communication System

DTC No.

Detection Item

DTC Output from

Link

B1003

ECU Malfunction

Central gateway ECU (network gateway ECU)

U0199

Lost Communication with "Door Control Module A"

Main Body

U0200

Lost Communication with "Door Control Module B"

Main Body

U0208

Lost Communication with "Seat Control Module A"

Main Body

U0230

Lost Communication with Rear Gate Module

Main Body

U1002

Lost Communication with Gateway Module (Main Body ECU)

Main Body

U1115

Lost Communication with Tilt & Telescopic Module

Main Body

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 ECU Malfunction (B1003)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from B1003 ECU Malfunction A malfunction in the non-volatile storage of the central gateway ECU (n

 Lost Communication with "Door Control Module A" (U0199)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from U0199 Lost Communication with "Door Control Module A" There is no communication from the oute

 Lost Communication with "Door Control Module B" (U0200)

DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from U0200 Lost Communication with "Door Control Module B" There is no communication from the oute

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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 sensors are installed in 3 locations: 1) the driver side instrument panel, 2) the passenger side inst

 Removal

REMOVAL PROCEDURE 1. REMOVE NO. 2 FORWARD RECOGNITION COVER Click here 2. REMOVE NO. 1 FORWARD RECOGNITION COVER Click here 3. REMOVE PROTECTOR (a) Detach the 2 claws and remove the protector. 4. REMOVE AIR CONDITIONING THERMISTOR ASSEMBLY (HUMIDITY SENSOR) (a) Disconnect the connector. (

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