Lexus NX: System Description
SYSTEM DESCRIPTION
FRONT SEAT HEATER
(a) By operating the seat heater switch on the air conditioning control assembly, the temperature can be controlled within the range of 32 to 43°C (89 to 109°F).
(b) The seat heater switch indicator lights indicate seat heater operating status.
(c) The seat heaters of both seats are controlled by the seat heater control sub-assemblies.
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How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the seat heater system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
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Operation Check
OPERATION CHECK CHECK SEAT HEATER (for Front) (a) Turn the power switch on (IG). (b) Check that the indicator illuminates and the surface of the front seat warms up, when the seat heater switch on the
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE NOTICE:
If the auxiliary battery voltage is low, the seat heater system may not operate. When "High Power Consumption / Partial Limit On AC/Heater Operation" is displayed on
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Operation Check
OPERATION CHECK INSPECT ASC SYSTEM OPERATION CAUTION: Check for safety before performing any tests. HINT: When the drive mode changes to a mode other than NORMAL, SPORT or CUSTOMIZE*, the simulated engine sound stops. *: Customize mode refers to when the following conditions are set on the multi-dis
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Front Camera System DTC No. Detection Item Link C10001C Control Module Internal Temperature Sensor "A" Circuit Circuit Voltage Out of Range C10051C Control Module Internal Temperature Sensor "B" Circuit Circuit Voltage Out of Range C100A
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