Lexus NX: Diagnostic Trouble Code Chart

Lexus NX Service Manual / Vehicle Interior / Seat / Seat Heater System / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

Seat Heater System

DTC No.

Detection Item

Link

B14C0

Front Right Seat Heat Sensor Circuit

B14C1

Front Left Seat Heat Sensor Circuit

B14C2

Rear Right Seat Heat Sensor Circuit

B14C3

Rear Left Seat Heat Sensor Circuit

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 Front Right Seat Heat Sensor Circuit (B14C0)

DESCRIPTION Output to the front seat cushion heater temperature sensor stops if one of the following occurs: 1) the temperature sensor is open or shorted; or 2) the temperature sensor is damaged and i

 Front Left Seat Heat Sensor Circuit (B14C1)

DESCRIPTION Output to the front seat cushion heater temperature sensor stops if one of the following occurs: 1) the temperature sensor is open or shorted; or 2) the temperature sensor is damaged and i

 Rear Right Seat Heat Sensor Circuit (B14C2)

DESCRIPTION Power supply to the temperature sensor built into the rear seat cushion heater stops if one of the following occurs: 1) an open or short occurs in the temperature sensor circuit; or 2) the

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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 installed correctly. CHECK CLIMATE CONTROL SEAT SYSTEM (a) Turn the power switch on (IG). (b) Check that the

 Software Incompatibility with Body Control Module Invalid/Incompatible Software Component (U032257)

DESCRIPTION The forward recognition camera receives vehicle specification information from the main body ECU (multiplex network body ECU) via the CAN communication line. When the value of the vehicle specification information sent from the main body ECU (multiplex network body ECU) does not match th

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