Unable To Perform The Reloading Operation (With Memory Function)

Perform the memory operation of the seat position, and check the memory replay operation.

Does the seat position memory replay correctly?

Yes:  Memory function is normal. It is considered that the memory was cleared because the voltage falls below the operation-ensured voltage temporarily during memory restoration or manual operation. It operates normally by registering a memory.

No:  Go to  2

At the memory operation of step  1, check the beep sound (once).

Was it possible to confirm the beep sound?

Yes:  Go to  3

No:  Perform the check item for "UNABLE TO SET POSITIONS INTO MEMORY". Ref. to SEATS>Power Seat System>INSPECTION>UNABLE TO SET POSITIONS INTO MEMORY (WITH MEMORY FUNCTION) .

1. Disconnect the connector of memory switch.
2. Check memory switch. Ref. to SEATS>Power Seat System>INSPECTION>CHECK MEMORY SWITCH (WITH MEMORY FUNCTION) .

Is the inspection result normal?

Yes:  Go to  4

No:  Replace the memory switch assembly.

1. Disconnect the power seat control module connector.
2. Measure the resistance between the memory switch connector and power seat control module.

   Connector & terminal 

   (D143) No. 3 - (R155) No. 14:

   (D143) No. 2 - (R155) No. 13:

   (D143) No. 8 - (R155) No. 15:

Is the resistance less than 10 Ω?

Yes:  Go to  5

No:  Check power seat harness.

Turn the ignition switch to ON and check the indicator light inside the meter.

Does the indicator display "P"?

Yes:  Go to  6

No:  Check the combination meter. Ref. to INSTRUMENTATION/DRIVER INFO>Combination Meter System>INSPECTION .

Operate all power seat switches to check operation of each motor.

Does each motor rotate for one second or more when operating each switch?

Yes:  Replace the power seat control module.

No:  Encoder defection. Replace the appropriate motor as a frame assembly.