Basic Inspection
- CHECK POWER SUPPLY AND GROUND CIRCUIT
Check the power supply and ground circuit as shown below.
- Driver seat control unit :Refer to , "DRIVER SEAT CONTROL UNIT : DIAGNOSIS PROCEDURE ".
- Automatic drive positioner control unit: Refer to , "AUTOMATIC DRIVE POSITIONER CONTROL UNIT : DIAGNOSIS PROCEDURE ".
Is the inspection result normally?
YES: GO TO 2.
NO: Repair or replace the malfunctioning part.
- CHECK MANUAL FUNCTION
Check the manual function operations by operating the relevant switches as shown below.
- Seat (slide, reclining, lifting front, lifting rear)
- Steering column (tilt, telescopic)
- Door mirror
- Side support
Do all manual functions operate normally?
YES: GO TO 3.
NO (Seat, steering, door mirror) >> Go to SYMPTOM 1, refer to , "SYMPTOM TABLE ". And, GO TO 4 if the result of SYMPTOM 1 is OK.
NO (Side support) >> Go to SYMPTOM 7, refer to , "SYMPTOM TABLE ".
- CHECK MEMORY FUNCTION 1
Register the seat positions (refer to , "MEMORY STORING : DESCRIPTION ") and check that all parts of the seat, steering column, and door mirrors move to their memory positions correctly.
Are the operations normal?
YES: Check each malfunction according to the instruction of the SYMPTOM 4, refer to , "SYMPTOM TABLE ".
No (memory indicator operates normally) >> Go to SYMPTOM 2, refer to , "SYMPTOM TABLE ".
No (memory indicator does not operate normally either) >> GO TO 5.
- CHECK MEMORY FUNCTION 2
Register the seat positions (refer to , "MEMORY STORING : DESCRIPTION ") and check that all parts of the seat, steering column, and door mirrors move to their memory positions correctly.
Are the operations normal?
YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".
NO: GO TO 7.
- CHECK SEAT MEMORY SWITCH/MEMORY INDICATOR
Check the seat memory switch/memory switch indicator of the SYMPTOM 5, refer to , "SYMPTOM TABLE ".
Is the inspection result normal?
YES: GO TO 6.
NO: Repair or replace the malfunctioning part.
- CHECK OPERATION CONDITION
Check the memory operation conditions (refer to , "SEAT SYNCHRONIZATION FUNCTION : System Description ").
Are all operation conditions fulfilled?
YES: Go to SYMPTOM 6, refer to , "SYMPTOM TABLE ".
NO: Fulfill the operation conditions. Refer to , "MEMORY FUNCTION : System Description ".
- CHECK MECHANISM
Check for the following.
- Mechanism deformation or pinched foreign materials.
- Interference with other parts because of poor installation.
Is any malfunction present in the relevant parts?
YES: Go to SYMPTOM 3, refer to , "SYMPTOM TABLE ".
NO: Repair or replace the malfunctioning part.