Lexus NX: Diagnosis System
Lexus NX Service Manual / Vehicle Exterior / Mirror (ext) / Power Mirror Control System (w/o Memory) / 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
Mirror Heater does not Operate with Rear Defogger Switch
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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Vehicle Identification Malfunction (C1789)
DESCRIPTION
When the absorber control ECU has not acquired the vehicle identification information, DTC C1789 is stored. When the vehicle identification information is correctly acquired, this DTC is cleared. Vehicle identification information is automatically acquired when the system enters test
Terminals Of Ecu
TERMINALS OF ECU CHECK ABSORBER CONTROL ECU *a Component with harness connected (Absorber Control ECU) - - HINT:
Inspect the connectors from the back side while the connectors are connected.
Check the operation of a particular valve by listening for operating sounds or by using the
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