Lexus NX: System Diagram
SYSTEM DIAGRAM
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System Description
SYSTEM DESCRIPTION GENERAL (a) The seat blower has 3 levels, controlled by operating the climate control switch on air conditioning control assembly. (b) Whether the blower is on or off can be determi
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use this procedure to troubleshoot the climate control seat system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Operation Check
OPERATION CHECK CHECK AIR DUST (a) Check that there are no cracks or damage on the air ducts of the seat climate control blower and seatback climate control blower, and that the air ducts are installe
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Control Module Communication Bus "A" Off (U0073,U0100,U0101,U0126,U0129,U0142,U0155,U0293)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area U0073 Control Module Communication Bus "A" Off Bus off condition is detected. CAN communication system U0100 Lost Communication with ECM / PCM "A" Communication stop occurs between the headlight ECU su
"CHK" message(s) are displayed on the SIGNAL CHECK screen.
DESCRIPTION On the SIGNAL CHECK screen, it is possible to check if the signals sent to the parking assist ECU are normal. Click here HINT:
On the SIGNAL CHECK screen, "OK" (blue) is displayed for items with a normal inspection result or input state.
On the SIGNAL CHECK screen, "CHK" (red) is
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