Lexus ES: The Display of the Multi-display does not Switched
DESCRIPTION
The multi-display receives a signal from the clearance warning ECU assembly to change the display screen.
WIRING DIAGRAM
PROCEDURE
| 1. | CHECK HARNESS AND CONNECTOR (CLEARANCE WARNING ECU ASSEMBLY - MULTI-DISPLAY ASSEMBLY) |
(a) Disconnect the N41 clearance warning ECU assembly connector.
(b) Disconnect the G22 multi-display assembly connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| N41-31 (IND) - G22-14 (CSWA) | Always | Below 1 Ω |
| N41-31 (IND) or G22-14 (CSWA) - Body ground | Always | 10 kΩ or higher |
| NG |  | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
| 2. | INSPECT CLEARANCE WARNING ECU ASSEMBLY |
| (a) Connect the N41 clearance warning ECU assembly connector. |
|
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(b) Measure the voltage according to the value(s) in the table below.
Standard Voltage:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| N41-31 (IND) - Body ground | Engine switch on (IG) Shift lever in any position other than P | Below 3 V |
| N41-31 (IND) - Body ground | Engine switch on (IG) Shift lever in P | 8 V or higher |
| OK | | PROCEED TO NEXT SUSPECTED AREA SHOWN IN PROBLEM SYMPTOMS TABLE |
| NG | | REPLACE CLEARANCE WARNING ECU ASSEMBLY |
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DESCRIPTION If DTC U1000 is stored frequently, duplicate the conditions that cause the problem symptoms and perform troubleshooting again even if the DTC is not output when rechecking for DTCs. DTC
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Installation
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