Lexus NX: Dtc Check / Clear
DTC CHECK / CLEAR
CHECK DTC
(a) Check main body ECU (multiplex network body ECU)
(1) Connect the Techstream to the DLC3.
(2) Turn the power switch on (IG).
(3) Turn the Techstream on.
(4) Enter the following menus: Body Electrical / Main Body / Trouble Codes.
(5) Check for DTCs.
Body Electrical > Main Body > Trouble Codes(b) Check air conditioning amplifier assembly
(1) Connect the Techstream to the DLC3.
(2) Turn the power switch on (IG).
(3) Turn the Techstream on.
(4) Enter the following menus: Body Electrical / Air Conditioner / Trouble Codes.
(5) Check for DTCs.
Body Electrical > Air Conditioner > Trouble Codes(c) Check certification ECU (smart key ECU assembly)
(1) Connect the Techstream to the DLC3.
(2) Turn the power switch on (IG).
(3) Turn the Techstream on.
(4) Enter the following menus: Body Electrical / Smart Access / Trouble Codes.
(5) Check for DTCs.
Body Electrical > Smart Access > Trouble CodesCLEAR DTC
(a) Check main body ECU (multiplex network body ECU)
(1) Connect the Techstream to the DLC3.
(2) Turn the power switch on (IG).
(3) Turn the Techstream on.
(4) Enter the following menus: Body Electrical / Main Body / Clear DTCs.
(5) Clear the DTCs.
Body Electrical > Main Body > Clear DTCs(b) Check air conditioning amplifier assembly
(1) Connect the Techstream to the DLC3.
(2) Turn the power switch on (IG).
(3) Turn the Techstream on.
(4) Enter the following menus: Body Electrical / Air Conditioner / Clear DTCs.
(5) Clear the DTCs.
Body Electrical > Air Conditioner > Clear DTCs(c) Check certification ECU (smart key ECU assembly)
(1) Connect the Techstream to the DLC3.
(2) Turn the power switch on (IG).
(3) Turn the Techstream on.
(4) Enter the following menus: Body Electrical / Smart Access / Clear DTCs.
(5) Clear the DTCs.
Body Electrical > Smart Access > Clear DTCsREAD NEXT:
Data List / Active Test
DATA LIST / ACTIVE TEST READ DATA LIST 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
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART LIN Communication System DTC No. Detection Item Link B1206 P/W Master Switch Communication Stop B1273 Sliding Roof ECU Communication Stop
P/W Master Switch Communication Stop (B1206)
DESCRIPTION This DTC is stored when LIN communication between the multiplex network master switch assembly and main body ECU (multiplex network body ECU) stops for 10 seconds or more. DTC No. Det
SEE MORE:
System Diagram
SYSTEM DIAGRAM Sender Receiver Signal Line
*: w/ Blind Spot Monitor System
Parking Assist ECU Multi-display Assembly Display GVIF cable Radio Receiver Assembly Multi-display Assembly Display GVIF cable Steering Sensor Parking Assist ECU
Data continuity
Stroke Sensor (C1247,C1346,C1392)
DESCRIPTION The brake pedal stroke sensor assembly sends a signal about the pedal stroke to the skid control ECU (brake booster with master cylinder assembly). DTC C1346 will be cleared when the brake pedal stroke sensor assembly sends a brake pedal stroke sensor assembly signal or when Test Mode en
