Lexus ES manuals

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

OK

2.

INSPECT CLEARANCE WARNING ECU ASSEMBLY

(a) Connect the N41 clearance warning ECU assembly connector.

*a

Component with harness connected

(Clearance Warning ECU Assembly)

(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

Power switch on (IG)

Shift lever in any position other than P

Below 3 V

N41-31 (IND) - Body ground

Power 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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