Lexus IS250 · Service Manual BODY

DATA LIST / ACTIVE TEST

System information


READ DATA LIST

HINT:
Using the tester's DATA LIST allows switch, sensor, actuator and other item values to be read without removing any parts. Reading the DATA LIST early in troubleshooting is one way to save time.

  1. Connect the intelligent tester to the DLC3.

  2. Turn the engine switch on (IG).

  3. Read the DATA LIST.

    Seat memory switch LH, RH: 
    Item
    		 Measurement Item / Display (Range)
    		 Normal Condition
    		 Diagnostic Note
    Seat Memory No. 1
    		 M1 switch signal / ON or OFF
    		 ON: M1 switch is ON
    OFF: M1 switch is OFF
    		 -
    Seat Memory No. 2
    		 M2 switch signal / ON or OFF
    		 ON: M2 switch is ON
    OFF: M2 switch is OFF
    		 -
    Seat Memory No. 3
    		 M3 switch signal / ON or OFF
    		 ON: M3 switch is ON
    OFF: M3 switch is OFF
    		 -
    Seat SET Switch
    		 SET switch signal / ON or OFF
    		 ON: SET switch is ON
    OFF: SET switch is OFF
    		 -
    SEAT: 
    Item
    		 Measurement Item / Display (Range)
    		 Normal Condition
    		 Diagnostic Note
    Reclining Rear
    		 Reclining switch signal (Rearward) / ON or OFF
    		 ON: Reclining switch (Rearward) is ON
    OFF: Reclining switch (Rearward) is OFF
    		 -
    Reclining Front
    		 Reclining switch signal (Forward) / ON or OFF
    		 ON: Reclining switch (Forward) is ON
    OFF: Reclining switch (Forward) is OFF
    		 -
    Front Vertical Down
    		 Front vertical switch signal (Downward) / ON or OFF
    		 ON: Front vertical switch (Downward) is ON
    OFF: Front vertical switch (Downward) is OFF
    		 -
    Front Vertical Up
    		 Front vertical switch signal (Upward) / ON or OFF
    		 ON: Front vertical switch (Upward) is ON
    OFF: Front vertical switch (Upward) is OFF
    		 -
    Lifter Switch Down
    		 Lifter switch signal (Downward) / ON or OFF
    		 ON: Lifter switch (Downward) is ON
    OFF: Lifter switch (Downward) is OFF
    		 -
    Lifter Switch Up
    		 Lifter switch signal (Upward) / ON or OFF
    		 ON: Lifter switch (Upward) is ON
    OFF: Lifter switch (Upward) is OFF
    		 -
    Slide Rear
    		 Sliding switch signal (Rearward) / ON or OFF
    		 ON: Sliding switch (Rearward) is ON
    OFF: Sliding switch (Rearward) is OFF
    		 -
    Slide Front
    		 Sliding switch signal (Forward) / ON or OFF
    		 ON: Sliding switch (Forward) is ON
    OFF: Sliding switch (Forward) is OFF
    		 -
    Power Voltage
    		 Power supply for front power seat switch (position control ECU) / MIN: 0 V, MAX: 19.89 V
    		 Within range from 11 to 14 V
    		 -
    Ignition Switch
    		 Engine switch status (IG) / ON or OFF
    		 ON: Engine switch is on (IG)
    OFF: Engine switch is off
    		 -
    KSW Switch
    		 Engine switch status (IG) / ON or OFF
    		 ON: Engine switch is on (IG)
    OFF: Engine switch is off
    		 -
    DCTY Switch / P Door Courtesy
    		 Door courtesy switch signal / ON or OFF
    		 ON: Either of driver or passenger door is open
    OFF: Non of the door is closed
    		 -
    P Switch
    		 Shift lever position P signal / ON or OFF
    		 ON: Shift lever in P position
    OFF: Shift lever in any position other than P
    		 -
    Pkbs Switch
    		 Parking brake switch status / ON or OFF
    		 ON: Parking brake is operated
    OFF: Parking brake is released
    		 -
    Key Code Confirm
    		 Recognition code is registered / ON or OFF
    		 ON: One or more recognition codes are registered
    OFF: No recognition code is registered
    		 -
    M3 Switch
    		 M3 switch signal / ON or OFF
    		 ON: M3 switch is ON
    OFF: M3 switch is OFF
    		 -
    M2 Switch
    		 M2 switch signal / ON or OFF
    		 ON: M2 switch is ON
    OFF: M2 switch is OFF
    		 -
    M1 Switch
    		 M1 switch signal / ON or OFF
    		 ON: M1 switch is ON
    OFF: M1 switch is OFF
    		 -
    SET Switch
    		 SET switch signal / ON or OFF
    		 ON: SET switch is ON
    OFF: SET switch is OFF
    		 -
    Slide Position
    		 Seat sliding position / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Reclining Position
    		 Seatback position / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Front Vertical Position
    		 Seat front vertical position / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Lifter Position
    		 Seat lifter position / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Memory No. 1
    		 Driving position memorized with M1 switch / MEM or NOT MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    		 -
    Memory No. 2
    		 Driving position memorized with M2 switch / MEM or NOT MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    		 -
    Memory No. 3
    		 Driving position memorized with M3 switch / MEM or NOT MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    		 -
    Seat Memory No. 1
    		 Seat position memorized with M1 switch / MEM or NOT MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    		 -
    Seat Memory No. 2
    		 Seat position memorized with M2 switch / MEM or NOT MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    		 -
    Seat Memory No. 3
    		 Seat position memorized with M3 switch / MEM or NOT MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    		 -
    Slide Pos Mem No. 1
    		 Seat sliding position memorized with M1 switch / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Reclining Pos Mem No. 1
    		 Seatback position memorized with M1 switch / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Frnt Vrtcl Pos Mem No. 1
    		 Front vertical position memorized with M1 switch / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Lifter Pos Mem No. 1
    		 Lifter position memorized with M1 switch / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Slide Pos Mem No. 2
    		 Seat sliding position memorized with M2 switch / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Reclining Pos Mem No. 2
    		 Seatback position memorized with M2 switch / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Frnt Vrtcl Pos Mem No. 2
    		 Front vertical position memorized with M2 switch / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Lifter Pos Mem No. 2
    		 Lifter position memorized with M2 switch / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Slide Pos Mem No. 3
    		 Seat sliding position memorized with M3 switch / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Reclining Pos Mem No. 3
    		 Seatback position memorized with M3 switch / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Frnt Vrtcl Pos Mem No. 3
    		 Front vertical position memorized with M3 switch / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -
    Lifter Pos Mem No. 3
    		 Lifter position memorized with M3 switch / MIN: -4096, MAX: 4096
    		 Within range from -4096 to 4096
    		 -


PERFORM ACTIVE TEST

HINT:
Performing the intelligent tester's ACTIVE TEST allows a relay, VSV, actuator, and other items to be operated without removing any parts. Performing the ACTIVE TEST early in troubleshooting is one way to save time. The DATA LIST can be displayed during the ACTIVE TEST.

  1. Connect the intelligent tester to the DLC3.

  2. Turn the engine switch on (IG).

  3. Perform the ACTIVE TEST.

    SEAT: 
    Item
    		 Test Details
    		 Diagnostic Note
    Seat Reclining
    		 Seat reclining operation FRONT / REAR
    		 -
    Front Vertical Operation
    		 Seat front vertical operation UP / DOWN
    		 -
    Lifter Operation
    		 Seat lifter operation UP / DOWN
    		 -
    Seat Slide Operation
    		 Seat sliding operation FRONT / REAR
    		 -

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