Lexus IS250 · Service Manual BODY

DATA LIST / ACTIVE TEST

System information


USING INTELLIGENT TESTER

  1. Connect the intelligent tester to the DLC3.

  2. Monitor the ECU data by following the prompts on the tester screen.

    HINT:
    The intelligent tester has a "Snapshot" function which records the monitored data. Refer to the intelligent tester operator's manual for further details.


DATA LIST

HINT:
Using the DATA LIST displayed on the intelligent tester, the value of the switch, sensor, actuator, etc. can be read without part removal. Reading the DATA LIST as the first step of troubleshooting is one way to shorten labor time.

  1. Connect the intelligent tester to the DLC3.

  2. Turn the engine switch on (IG).

  3. Read the DATA LIST according to the display on the tester.

    Mirror-L/Mirror-R:
    Item
    		 Test Details
    		 Diagnostic Note
    Mir Position Sensor (V)
    		 Vertical mirror position/MIN: 0, MAX 5 V
    		 Within range from 0 to 5 V
    Mir Position Sensor (H)
    		 Horizontal mirror position/MIN: 0, MAX 5 V
    		 Within range from 0 to 5 V
    Mirror Memory No1
    		 Mirror position memorized in memory switch M1/NOT MEM or MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    Mirror Memory No2
    		 Mirror position memorized in memory switch M2/NOT MEM or MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    Mirror Memory No3
    		 Mirror position memorized in memory switch M3/NOT MEM or MEM
    		 MEM: Memorized
    NOT MEM: Not memorized


    D-Seat:
    Item
    		 Test Details
    		 Diagnostic Note
    Power Voltage
    		 Power supply for position control ECU & switch/MIN: 0 V, MAX: 19.89 V
    		 Within range from 11 to 14 V
    Ignition Switch
    		 Ignition switch status/ON or OFF
    		 ON: Engine switch is on (IG)
    OFF: Engine switch is OFF
    KSW Switch
    		 Key unlock warning switch signal/ON or OFF
    		 ON: Key is in door key cylinder
    OFF: Key is not in door key cylinder
    P Switch
    		 Park/Neutral position switch signal/ON or OFF
    		 ON: Shift in P position
    OFF: Shift in any position except neutral
    M1 Switch
    		 Seat memory switch M1 signal/ON or OFF
    		 ON: Seat memory switch M1 is ON
    OFF: Seat memory switch M1 is OFF
    M2 Switch
    		 Seat memory switch M2 signal/ON or OFF
    		 ON: Seat memory switch M2 is ON
    OFF: Seat memory switch M2 is OFF
    M3 Switch
    		 Seat memory switch M3 signal/ON or OFF
    		 ON: Seat memory switch M3 is ON
    OFF: Seat memory switch M3 is OFF
    SET Switch
    		 Seat memory set switch signal/ON or OFF
    		 ON: Memory set switch is ON
    OFF: Memory set switch is OFF
    Memory No1
    		 Driving position memorized in seat memory switch M1/NOT MEM or MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    Memory No2
    		 Driving position memorized in seat memory switch M2/NOT MEM or MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    Memory No3
    		 Driving position memorized in seat memory switch M3/NOT MEM or MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    Seat Memory No1
    		 Driver side mirror position memorized in seat memory switch M1/NOT MEM or MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    Seat Memory No2
    		 Driver side mirror position memorized in seat memory switch M2/NOT MEM or MEM
    		 MEM: Memorized
    NOT MEM: Not memorized
    Seat Memory No3
    		 Driver side mirror position memorized in seat memory switch M3/NOT MEM or MEM
    		 MEM: Memorized
    NOT MEM: Not memorized


    Body:
    Item
    		 Test Details
    		 Diagnostic Note
    Mirror Selection SW (R)
    		 Mirror selection switch signal for RH mirror/ON or OFF
    		 ON: Switch is in Right position
    OFF: Switch is in neutral or Left position
    Mirror Selection SW (L)
    		 Mirror selection switch signal for LH mirror/ON or OFF
    		 ON: Switch is in Left position
    OFF: Switch is in neutral or Right position
    Mirror Position SW (R)
    		 Mirror position switch signal (Right)/ON or OFF
    		 ON: Switch R is ON
    OFF: Any switch except R is ON or all switches are OFF
    Mirror Position SW (L)
    		 Mirror position switch signal (Left)/ON or OFF
    		 ON: Switch L is ON
    OFF: Any switch except L is ON or all switches are OFF
    Mirror Position SW (Up)
    		 Mirror position switch signal (Up)/ON or OFF
    		 ON: Switch UP is ON
    OFF: Any switch except UP is ON or all switches are OFF
    Mirror Position SW (Down)
    		 Mirror position switch signal (Down)/ON or OFF
    		 ON: Switch DOWN is ON
    OFF: Any switch except DOWN is ON or all switches are OFF


ACTIVE TEST

HINT:
Performing the ACTIVE TEST using the intelligent tester allows the relay, VSV, actuator, etc. to be operated without parts removal. Performing the ACTIVE TEST as the first step of troubleshooting is one way to shorten labor time. It is possible to display the DATA LIST during the ACTIVE TEST.

  1. Connect the intelligent tester to the DLC3.

  2. Turn the engine switch on (IG).

  3. Perform the ACTIVE TEST according to the display on the tester.

    MIRROR-L/MIRROR-R:
    Item
    		 Test Details
    Mirror Up/Down
    		 Mirror vertical operation: UP/DOWN
    Mirror Right/Left
    		 Mirror horizontal operation: RIGHT/LEFT


    AIR CONDITIONER:
    Item
    		 Test Details
    Mirror Heater
    		 Mirror heater operation: OFF/ON

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