Lexus NX: Diagnosis System

DIAGNOSIS SYSTEM

CHECK DLC3

(a) Check the DLC3.

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INSPECT AUXILIARY BATTERY VOLTAGE

(a) Measure the auxiliary battery voltage with the power switch off.

Standard voltage:

11 to 14 V

If the voltage is below 11 V, recharge or replace the auxiliary battery.

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 Data List / Active Test

DATA LIST / ACTIVE TEST DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any parts. Th

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DESCRIPTION When the rear window defogger switch (mirror heater switch) on the air conditioning control assembly is pressed, the operation signal is transmitted to the air conditioning amplifier assem

 Power Retractable Mirrors do not Operate with Power Retract Mirror Switch

DESCRIPTION When the outer mirror switch assembly (mirror retract switch) is operated, a retract/return signal is received by the main body ECU (multiplex network body ECU). The main body ECU (multipl

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 A/C Inverter Cooling / Heating System Malfunction (B1475)

DESCRIPTION The temperature sensor of the compressor with motor assembly detects the A/C inverter temperature. If the temperature exceeds the maximum, operation of the compressor with motor assembly will be stopped, and this DTC will be stored. DTC No. Detection Item DTC Detection Condition

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DESCRIPTION The skid control ECU (brake booster with master cylinder assembly) is connected to the combination meter assembly via CAN communication. If any of the following is detected, the ABS warning light remains on: The skid control ECU (brake booster with master cylinder assembly) connector

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