Remote Up / Down Function Does Not Operate

WINDSHIELD / WINDOWGLASS: POWER WINDOW CONTROL SYSTEM: Remote Up / Down Function does not Operate
- Remote Up / Down Function does not Operate

DESCRIPTION

When the engine switch is on (IG), the multiplex network master switch assembly sends remote up/down signals to each power window regulator motor assembly via the LIN communication line.

WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. READ VALUE USING TECHSTREAM (Master Switch)

(a) Connect the Techstream to the DLC3.

(b) Turn the engine switch on (IG).

(c) Turn the Techstream on.

(d) Enter the following menus: Body Electrical / Master Switch / Data List.

(e) Read the Data List according to the display on the Techstream.

Master Switch (Multiplex Network Master Switch Assembly)





OK:

On the Techstream screen, ON or OFF is displayed accordingly.

NG -- REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY
OK -- Continue to next step.

2. CHECK HARNESS AND CONNECTOR (LIN COMMUNICATION LINE)

(a) Disconnect the multiplex network master switch assembly connector.

(b) Disconnect the power window regulator motor assembly (for front passenger side, rear LH side and rear RH side) connectors.





(c) Measure the resistance according to the value(s) in the table below.

Standard Resistance:

for Front Passenger Side





for Rear LH Side





for Rear RH Side





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

3. REPLACE MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY

(a) Replace the multiplex network master switch assembly Disassembly.

NEXT -- Continue to next step.

4. CHECK REMOTE UP / DOWN FUNCTION

(a) Check that the remote up/down function using the multiplex network master switch assembly operates the power windows Operation Check.

OK:

Remote up/down function is normal.

Result:





B -- REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Front Passenger Side) Removal

C -- REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear RH Side) Removal

D -- REPLACE POWER WINDOW REGULATOR MOTOR ASSEMBLY (for Rear LH Side) Removal

A -- END (MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY IS DEFECTIVE)