Power Door Lock Control System Terminals Of Ecu

Body Electrical. Camry. Acv40 Gsv40
Door Lock. Camry. Acv40 Gsv40

  1. CHECK MAIN BODY ECU (INSTRUMENT PANEL JUNCTION BLOCK)

Power Door Lock Control System -- Terminals Of Ecu



CHECK MAIN BODY ECU (INSTRUMENT PANEL JUNCTION BLOCK)

Camry. Acv40 Gsv40.Door Lock.Power Door Lock Control System.Power Door Lock Control System Terminals Of Ecu

  1. Disconnect the E6, E7, IO, IK, IM, ID, IA, IF, IJ, and E9 J/B and ECU connectors.

  2. Measure the voltage and resistance according to the value(s) in the table below.

    Symbols (Terminal No.)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    DCTY (E7-24) - Body ground
    		L (*1), Y (*2) - Body ground
    		Driver door courtesy switch
    		Driver door CLOSED → OPEN
    		10 kΩ or higher → Below 1 Ω
    RCTY (E6-5) - Body ground
    		GR - Body ground
    		Rear right door courtesy switch input
    		Rear right door CLOSED → OPEN
    		10 kΩ or higher → Below 1 Ω
    PCTY (E6-21) - Body ground
    		Y (*1), L (*2) - Body ground
    		Passenger door courtesy switch input
    		Passenger door CLOSED → OPEN
    		10 kΩ or higher → Below 1 Ω
    LCTY (IO-7) - Body ground
    		LG - Body ground
    		Rear left door courtesy switch input
    		Rear left door CLOSED → OPEN
    		10 kΩ or higher → Below 1 Ω
    GND2 (IM-9) - Body ground
    		W-B - Body ground
    		Ground
    		Always
    		Below 1 Ω
    IG (IA-1) - Body ground
    		B - Body ground
    		Engine power supply
    		Ignition switch on (IG) → off
    		10 to 14 V → Below 1 V
    GND1 (IF-10) - Body ground
    		W-B - Body ground
    		Ground
    		Always
    		Below 1 Ω
    ACC (IA-1) - Body ground
    		B - Body ground
    		ACC power supply
    		Always
    		10 to 14 V
    L1 (IJ-3) - Body ground
    		L(*2) - Body ground
    		Driver door control switch LOCK input
    		Driver door control switch OFF → LOCK
    		10 kΩ or higher → Below 1 Ω
    UL1 (IJ-4) - Body ground
    		G(*2) - Body ground
    		Driver door control switch UNLOCK input
    		Driver door control switch OFF → UNLOCK
    		10 kΩ or higher → Below 1 Ω
    L1 (IK-15) - Body ground
    		V(*1) - Body ground
    		Driver door control switch LOCK input
    		Driver door control switch OFF → LOCK
    		10 kΩ or higher →
    Below 1 Ω
    UL1 (IK-12) - Body ground
    		G(*1) - Body ground
    		Driver door control switch UNLOCK input
    		Driver door control switch OFF → UNLOCK
    		10 kΩ or higher → Below 1 Ω
    KSW (E9-5) - Body ground
    		L - Body ground
    		Unlock warning switch signal input
    		No key is in ignition key cylinder → Key is in ignition key cylinder
    		10 kΩ or higher → Below 1 Ω
    LGCY (E6-25) - Body ground
    		W - Body ground
    		Luggage compartment door courtesy switch input
    		Luggage compartment door CLOSED → OPEN
    		10 kΩ or higher → Below 1 Ω
    TKUL (E6-2) - Body ground
    		R - Body ground
    		Luggage compartment door key-linked door unlock input
    		Using mechanical key, operate luggage compartment door lock cylinder to LOCK → OPEN → UNLOCK
    		10 kΩ or higher → Below 1 Ω → 10 kΩ or higher
    BECU (ID-10) - Body ground
    		O - Body ground
    		+B (BECU) power supply
    		Always
    		10 to 14 V
    *1: LHD
    *2: RHD
    If the result is not as specified, there may be a malfunction on the wire harness side.

  3. Reconnect the J/B and ECU connectors.

  4. Measure the voltage according to the value(s) in the table below.

    Symbols (Terminal No.)
    		Wiring Color
    		Terminal Description
    		Condition
    		Specified Condition
    LSWP (E6-27) - Body ground
    		GR (*1), L (*2) - Body ground
    		Rear left door lock position switch input
    		Rear left door UNLOCK → LOCK
    		Below 1 V →
    10 to 14 V (or pulse generation)
    LSWP (E6-27) - Body ground
    		GR (*1), L (*2) - Body ground
    		Rear right door lock position switch input
    		Rear right door UNLOCK → LOCK
    		Below 1 V →
    10 to 14 V (or pulse generation)
    LSWD (E7-9) - Body ground
    		L (*1), Y (*2) - Body ground
    		Driver door lock position switch input
    		Driver door UNLOCK → LOCK
    		Below 1 V →
    10 to 14 V (or pulse generation)
    UL2 (IK-7) - Body ground
    		GR - Body ground
    		Driver door key-linked door unlock input
    		Using mechanical key, operate driver door lock cylinder to LOCK → UNLOCK
    		Below 1 V →
    10 to 14 V (or pulse generation)
    L2 (IK-16) - Body ground
    		BR - Body ground
    		Driver door key-linked door lock input
    		Using mechanical key, operate driver door lock cylinder to UNLOCK → LOCK
    		Below 1 V →
    10 to 14 V (or pulse generation)
    UL2 (IK-7) - Body ground
    		GR - Body ground
    		Front passenger door key-linked door unlock input
    		Using mechanical key, operate passenger door lock cylinder to LOCK → UNLOCK
    		Below 1 V →
    10 to 14 V (or pulse generation)
    L2 (IJ-5) - Body ground
    		W - Body ground
    		Front passenger door key-linked door lock input
    		Using mechanical key, operate passenger door lock cylinder to UNLOCK → LOCK
    		Below 1 V →
    10 to 14 V (or pulse generation)
    ACT+ (IJ-1) - Body ground
    		L - Body ground
    		Door lock motor LOCK drive output (Front passenger door)
    		Door control switch (Master switch or passenger side switch) or driver side door key cylinder OFF → LOCK → OFF
    		Below 1 V →
    10 to 14 V →
    Below 1 V
    ACT+ (IP-11) - Body ground
    		W - Body ground
    		Door lock motor LOCK drive output (Rear door LH)
    		Door control switch (Master switch or passenger side switch) or driver side door key cylinder OFF → LOCK → OFF
    		Below 1 V →
    10 to 14 V →
    Below 1 V
    ACT+ (IF-5) - Body ground
    		L - Body ground
    		Door lock motor LOCK drive output (Rear door RH)
    		Door control switch (Master switch or passenger side switch) or driver side door key cylinder OFF → LOCK → OFF
    		Below 1 V →
    10 to 14 V →
    Below 1 V
    ACT- (IP-6) - Body ground
    		G - Body ground
    		Door lock motor UNLOCK drive output (Rear door LH)
    		Door control switch (Master switch or passenger side switch) or driver side door key cylinder OFF → UNLOCK → OFF
    		Below 1 V →
    10 to 14 V →
    Below 1 V
    ACT- (IF-18) - Body ground
    		B - Body ground
    		Door lock motor UNLOCK drive output (Rear door RH)
    		Door control switch (Master switch or passenger side switch) or driver side door key cylinder OFF → UNLOCK → OFF
    		Below 1 V →
    10 to 14 V →
    Below 1 V
    TR+ (E7-1) - Body ground
    		B - Body ground
    		Door lock motor UNLOCK drive output (Luggage compartment door)
    		Luggage compartment open switch (Transmitter) or luggage compartment door key cylinder OFF → UNLOCK → OFF
    		Below 1 V →
    10 to 14 V →
    Below 1 V
    ACT- (IJ-2) - Body ground
    		LG - Body ground
    		Door lock motor UNLOCK drive output (Driver door)
    		Door control switch (Master switch or passenger side switch) or driver side door key cylinder OFF → UNLOCK → OFF
    		Below 1 V →
    10 to 14 V →
    Below 1 V
    ACT+ (IK-2) - Body ground
    		W - Body ground
    		Door lock motor LOCK drive output (Driver door)
    		Door control switch (Master switch or passenger side switch) or driver side door key cylinder OFF → LOCK → OFF
    		Below 1 V →
    10 to 14 V →
    Below 1 V
    ACT- (IJ-2) - Body ground
    		LG - Body ground
    		Door lock motor UNLOCK drive output (Front passenger)
    		Door control switch (Master switch or passenger side switch) or driver side door key cylinder OFF → UNLOCK → OFF
    		Below 1 V →
    10 to 14 V →
    Below 1 V
    LSWP (E6-27) - Body ground
    		GR (*1), L (*2) - Body ground
    		Rear right door lock position switch input
    		Rear right door UNLOCK → LOCK
    		Below 1 V →
    10 to 14 V (or pulse generation)
    LSWP (E6-27) - Body ground
    		GR (*1), L (*2) - Body ground
    		Passenger door lock position switch input
    		Passenger door UNLOCK → LOCK
    		Below 1 V →
    10 to 14 V (or pulse generation)
    If the result is not as specified, the main body ECU (instrument panel J/B) may have a malfunction.