Lexus NX: Odo/Trip Switch Malfunction
DESCRIPTION
The ODO/TRIP display of the combination meter changes each time the trip switch is pressed.
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When replacing the combination meter assembly, make sure to replace it with a new one.
PROCEDURE
| 1. | READ VALUE USING TECHSTREAM (ODO/TRIP CHANGE SW) |
(a) Using the Techstream, read the Data List.
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| Tester Display | Measurement Item | Range | Normal Condition | Diagnostic Note |
|---|---|---|---|---|
| ODO/TRIP Change SW | ODO/TRIP switch | OFF or ON | OFF: ODO/TRIP switch released ON: ODO/TRIP switch pushed | - |
| Tester Display |
|---|
| ODO/TRIP Change SW |
OK:
ODO/TRIP switch condition displayed on the Techstream changes with the actual switch operation.
| OK | .gif) | REPLACE COMBINATION METER ASSEMBLY |
|
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| 2. | INSPECT TRIP SWITCH |
(a) Remove the trip switch.
Click here
(b) Inspect the trip switch.
Click here
| NG | | REPLACE TRIP SWITCH |
|
| 3. | CHECK HARNESS AND CONNECTOR (COMBINATION METER ASSEMBLY - TRIP SWITCH) |
(a) Disconnect the I10 combination meter assembly connector.
(b) Disconnect the I1 trip switch connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| I10-4 (ODO) - I1-4 (A/B) | Always | Below 1 Ω |
| I10-26 (SW3) - I1-5 (E) | Always | Below 1 Ω |
| I10-4 (ODO) or I1-4 (A/B) - Body ground | Always | 10 kΩ or higher |
| I10-26 (SW3) or I1-5 (E) - Body ground | Always | 10 kΩ or higher |
| OK | | REPLACE COMBINATION METER ASSEMBLY |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
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