POWER WINDOW CONTROL SYSTEM Front Door Power Windows does not Operate with Driver Side Door Key Cylinder or Wireless Transmitter
DESCRIPTION
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w/ Smart Key System:
When a key switch is pushed: 1) the door control receiver receives the wireless door lock signal; 2) the door control receiver sends a signal to the main body ECU (multiplex network body ECU) through the certification ECU (smart key ECU assembly); 3) the main body ECU (multiplex network body ECU) sends the operation permission signal to the power window regulator motor assemblies; and 4) the power window regulator motor assemblies are activated.
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w/o Smart Key System:
When a key switch is pushed: 1) the door control receiver receives the wireless door lock signal; 2) the door control receiver sends a signal to the main body ECU (multiplex network body ECU); 3) the main body ECU (multiplex network body ECU) sends the operation permission signal to the power window regulator motor assemblies; and 4) the power window regulator motor assemblies are activated.
Wireless Transmitter-linked Function
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When the driver door key cylinder (key linked switch) is turned: 1) the door lock motor receives the signal; 2) the main body ECU (multiplex network body ECU) sends the signal to the power window regulator motor assemblies; and 3) the power window regulator motor assemblies are activated.
Key-linked Function
INSPECTION PROCEDURE
Note
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These functions are set through the customize setting, as they are off by default.
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The power window control system uses the LIN communication system and CAN communication system. Inspect the communication functions by following How to Proceed with Troubleshooting. Troubleshoot the power window control system after confirming that the communication systems are functioning properly Click here.
PROCEDURE
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CHECK BASIC FUNCTION (WIRELESS AND POWER DOOR LOCK CONTROL SYSTEM)
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Check that the wireless door lock / unlock function operates normally Click here for vehicle with Smart Key System, Click here for vehicle without Smart Key System).
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Check that the key-linked lock / unlock function operates normally Click here .
Result Result Proceed to Wireless door lock / unlock function and key-linked lock / unlock function operate normally A Wireless door lock / unlock function does not operate normally (w/ Smart Key System) B Wireless door lock / unlock function does not operate normally (w/o Smart Key System) C Key-linked lock / unlock function does not operate normally D
B 
GO TO WIRELESS DOOR LOCK CONTROL SYSTEM (Proceed to Problem Symptoms Table) Click here
C
GO TO WIRELESS DOOR LOCK CONTROL SYSTEM (Proceed to Problem Symptoms Table) Click here
D
GO TO POWER DOOR LOCK CONTROL SYSTEM (Proceed to Problem Symptoms Table) Click here
A 
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CHECK MANUAL UP / DOWN FUNCTION
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Check that the manual up and down functions using the power window regulator master switch assembly and power window regulator switch assembly can operate all the power windows Click here.
OK Manual up and down functions are normal.
NG
GO TO OTHER PROBLEM (Proceed to Problem Symptoms Table) Click here
OK
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CHECK REMOTE UP / DOWN FUNCTION
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Check that the remote up and down functions using the power window regulator master switch assembly can operate all the power windows Click here.
OK Remote up and down functions are normal.
NG
GO TO OTHER PROBLEM (Proceed to Problem Symptoms Table) Click here
OK 
REPLACE MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU) Click here
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