Lexus NX: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the wireless charging system.
PROCEDURE
| 1. | VEHICLE BROUGHT TO WORKSHOP |
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| 2. | CUSTOMER PROBLEM ANALYSIS |
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| 3. | 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 before proceeding to the next step.
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| 4. | PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
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| Result | Proceed to |
|---|---|
| Fault is not listed in Problem Symptoms Table. | A |
| Fault is listed in Problem Symptoms Table. | B |
| B | .gif) | ADJUST, REPAIR OR REPLACE IN ACCORDANCE WITH PROBLEM SYMPTOMS TABLE |
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| 5. | PERFORM TROUBLESHOOTING BASED ON PROBLEM SYMPTOM* |
(a) Operation Check.
Click here
(b) Terminals of ECU.
Click here
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| 6. | ADJUST, REPAIR OR REPLACE |
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| 7. | CONFIRMATION TEST |
| NEXT | | END |
READ NEXT:
Operation Check
OPERATION CHECK CHECK WIRELESS CHARGING SYSTEM OPERATION (a) Turn the power switch on (ACC) or on (IG). HINT: When the wireless charging system is on and the power switch is turned off, the wireless c
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE HINT:
Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are listed in order of
Terminals Of Ecu
TERMINALS OF ECU MOBILE WIRELESS CHARGER CRADLE ASSEMBLY Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition
*1: When the power switch is turned from
SEE MORE:
Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART Navigation System DTC No. Detection Item Link B1323 Lost Communication with Haptic Device B1324 Lost Communication with Meter B1325 Lost Communication with HUD B1326 Lost Communication with Clock Device (Local-CAN)
System Diagram
SYSTEM DIAGRAM Component Outline Power switch
Transponder key amplifier
Turns on the power and starts the hybrid control system.
Contains a built-in transponder key amplifier to start the hybrid control system when the electrical key transmitter sub-assembly does not operate
