Lexus NX: How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
- Use the following procedure to troubleshoot the meter / gauge system.
- *: Use the Techstream.
PROCEDURE
| 1. | VEHICLE BROUGHT TO WORKSHOP |
|
.gif)
| 2. | CUSTOMER PROBLEM ANALYSIS |
|
| 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.
|
| 4. | CHECK CAN COMMUNICATION SYSTEM* |
(a) Check if CAN communication DTCs are output.
Click here .gif)
OK:
CAN communication DTCs are not output.
| NG | .gif) | GO TO CAN COMMUNICATION SYSTEM |
|
| 5. | CHECK FOR DTC* |
(a) Check for DTCs and note any codes that are output.
Click here
(b) Clear the DTCs.
Click here
(c) Recheck for DTCs by simulating the operation indicated by the DTCs.
Click here
OK:
No DTCs are output.
| NG | | GO TO DIAGNOSTIC TROUBLE CODE CHART |
|
| 6. | PROBLEM SYMPTOMS TABLE |
(a) Refer to Problem Symptoms Table.
Click here
| Result | Proceed to |
|---|---|
| Fault is not listed in Problem Symptoms Table. | A |
| Fault is listed in Problem Symptoms Table. | B |
| B | | PERFORM TROUBLESHOOTING BASED ON PROBLEM SYMPTOM |
|
| 7. | PERFORM TROUBLESHOOTING BASED ON PROBLEM SYMPTOM* |
(a) Operation Check.
Click here
(b) Terminals of ECU.
Click here
(c) Data List / Active Test.
Click here
|
| 8. | ADJUST, REPAIR OR REPLACE |
|
| 9. | CONFIRMATION TEST |
| NEXT | | END |
READ NEXT:
Operation Check
OPERATION CHECK INSPECT INDICATOR/WARNING LIGHT (a) Check the following indicators and warning lights. Indicator/Warning Light Switch Condition Specified Condition
*1: w/ Pre-collision Syst
Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE METER / GAUGE SYSTEM (a) Customizing with the Techstream (1) Connect the Techstream to the DLC3. (2) Turn the power switch on (IG). (3) Turn the Techstream on. (4) Enter
Initialization
INITIALIZATION MAINTENANCE REQUIRED REMINDER RESET PROCEDURE (with mph units) (a) Turn the power switch on (IG). (b) Using the steering pad switch assembly, display the setting display on the multi-in
SEE MORE:
Touch Pad Memory Module Malfunction (B155B)
DESCRIPTION This DTC is stored if the remote operation controller assembly (remote touch) detects a malfunction in itself, such as internal hardware failure or touch pad memory module malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area B155B Touch Pad Memory Modul
Components
COMPONENTS ILLUSTRATION *1 DECK BOARD ASSEMBLY *2 NO. 2 DECK BOARD SUB-ASSEMBLY *3 NO. 3 DECK BOARD SUB-ASSEMBLY *4 TONNEAU COVER ASSEMBLY ILLUSTRATION *1 DECK FLOOR BOX LH *2 DECK FLOOR BOX RH *3 NO. 1 TOOL BOX SUB-ASSEMBLY *4 NO. 2 TOOL BOX SUB-ASSEMBLY
