RM3660EC _58 Vehicle Interior _080729 DOOR LOCK _0601176 POWER DOOR LOCK CONTROL SYSTEM(for NR Series Engine) U

DOOR LOCK  POWER DOOR LOCK CONTROL SYSTEM(for NR Series Engine)  TERMINALS OF ECU  


CHECK DRIVER SIDE JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)


B472410E66
1.125,3.25 1.563,3.5 0.438,0.25 3.156,3.219 3.594,3.469 0.438,0.25 5.448,3.208 5.885,3.458 0.438,0.25 1.698,4.573 2.135,4.823 0.438,0.25 5.385,4.573 5.823,4.823 0.438,0.25 1.104,6.167 1.542,6.417 0.438,0.25 3.667,6.125 4.104,6.375 0.438,0.25 5.292,6.198 5.729,6.448 0.438,0.25 6.313,6.198 6.75,6.448 0.438,0.25 3.365,7.646 3.802,7.896 0.438,0.25 1.656,1.208 1.958,1.208 false 1.667,1.552 1.969,1.552 false 1.667,1.875 1.969,1.875 false 4.042,0.792 4.042,0.313 4.042,0.313 4.229,0.313 false 3.469,7.656 3.781,7.854 0.313,0.198 10 false MB 4.26,0.208 4.573,0.406 0.313,0.198 10 false MB 2,1.104 2.229,1.271 0.229,0.167 10 false I86 2,1.448 2.24,1.635 0.24,0.188 10 false I85 0.875,1.083 1.156,1.271 0.281,0.188 10 false 4A 0.865,1.635 1.177,1.833 0.313,0.198 10 false 4B 0.865,2.021 1.104,2.208 0.24,0.188 10 false 4C 0.896,2.24 1.104,2.438 0.208,0.198 10 false 4D 5.844,1.104 6.104,1.302 0.26,0.198 10 false 4F 5.844,1.698 6.156,1.896 0.313,0.198 10 false 4E 1.25,3.271 1.563,3.469 0.313,0.198 10 false I84 3.281,3.229 3.594,3.427 0.313,0.198 10 false I85 5.573,3.219 5.885,3.417 0.313,0.198 10 false I86 1.833,4.583 2.146,4.781 0.313,0.198 10 false 4E 1.229,6.177 1.542,6.375 0.313,0.198 10 false 4B 3.802,6.135 4.115,6.333 0.313,0.198 10 false 4A 6.438,6.208 6.75,6.406 0.313,0.198 10 false 4C 5.427,6.208 5.74,6.406 0.313,0.198 10 false 4D 5.521,4.583 5.833,4.781 0.313,0.198 10 false 4F 2,1.771 2.25,1.958 0.25,0.188 10 false I84

a.

Remove the main body ECU (multiplex network body ECU) from the driver side junction block assembly.

Click herePower Source / Network>POWER DISTRIBUTION>MAIN BODY ECU>REMOVAL


b.

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

HINT:

Measure the values on the wire harness side with the connectors connected.


Terminal No. (Symbol) Input/Output Terminal Description Condition Specified Condition Related Data List Item
I86-19 (GND2) - Body ground - Ground Always Below 1 Ω -


c.

Reconnect the driver side junction block assembly connectors.


d.

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

Terminal No. (Symbol) Input/Output Terminal Description Condition Specified Condition Related Data List Item
MB-11 (GND1) - Body ground - Ground Always Below 1 Ω -
MB-30 (ACC) - Body ground Input ACC power supply Ignition switch ACC 11 to 14 V ACC SW
Ignition switch off Below 1 V
MB-31 (BECU) - Body ground Input Battery power supply Always 11 to 14 V -
MB-32 (IG) - Body ground Input IG power supply Ignition switch ON 11 to 14 V IG SW
Ignition switch off Below 1 V


e.

Install the main body ECU (multiplex network body ECU) to the driver side junction block assembly.

Click herePower Source / Network>POWER DISTRIBUTION>MAIN BODY ECU>INSTALLATION


f.

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

Terminal No. (Symbol) Input/Output Terminal Description Condition Specified Condition Related Data List Item
I85-1 (FLCY) - Body ground Input Front door courtesy light switch (for LH) input Front door LH open → closed Below 1 V → 11 to 14 V or pulse output (maximum 14 V)* FL Door Courtesy SW
I85-6 (FRCY) - Body ground Input Front door courtesy light switch (for RH) input Front door RH open → closed Below 1 V → 11 to 14 V or pulse output (maximum 14 V)* FR Door Courtesy SW
4A-24 (LCTY) - Body ground Input Rear door courtesy light switch (for LH) input Rear door LH open → closed Below 1 V → 11 to 14 V or pulse output (maximum 14 V)* RL Door Courtesy SW
4E-31 (RCTY) - Body ground Input Rear door courtesy light switch (for RH) input Rear door RH open → closed Below 1 V → 11 to 14 V or pulse output (maximum 14 V)* RR Door Courtesy SW
4A-34 (LGCY) - Body ground Input Luggage compartment door courtesy light switch input Luggage compartment door open → closed Below 1 V → 11 to 14 V or pulse output (maximum 14 V)* Luggage Courtesy SW
4F-13 (LSFL) - Body ground Input Front door LH unlock detection switch input Front door LH unlocked → locked Below 1 V → 11 to 14 V or pulse output (maximum 14 V)* FL Door Lock Pos
4F-12 (LSFR) - Body ground Input Front door RH unlock detection switch input Front door RH unlocked → locked Below 1 V → 11 to 14 V or pulse output (maximum 14 V)* FR Door Lock Pos
4F-14 (LSR) - Body ground Input Rear door LH and RH unlock detection switch input Rear door LH or RH unlocked → Rear door LH and RH locked Below 1 V → 11 to 14 V or pulse output (maximum 14 V)*
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RL-Door Lock Pos SW

·

RR-Door Lock Pos SW


4A-8 (ACT-) - Body ground Output Door lock motor unlock drive output Door control switch or driver door key cylinder off → on (unlock) Below 1 V → 11 to 14 V → Below 1 V -
4A-9 (ACT-) - Body ground Output Door lock motor unlock drive output Door control switch or driver door key cylinder off → on (unlock) Below 1 V → 11 to 14 V → Below 1 V -
4A-6 (ACT+) - Body ground Output Door lock motor lock drive output Door control switch or driver door key cylinder off → on (lock) Below 1 V → 11 to 14 V → Below 1 V -
4F-4 (ACTD) - Body ground Output Door lock motor unlock drive output Door control switch or driver door key cylinder off → on (unlock) Below 1 V → 11 to 14 V → Below 1 V -
4A-20 (TR+) - Body ground Output Luggage compartment door lock motor unlock drive output Luggage compartment door opening switch off → on Below 1 V → 11 to 14 V → Below 1 V -
I84-17 (UL3) - Body ground Input Driver door key-linked unlock input Driver door key cylinder in neutral position → on (unlock) 11 to 14 V → Below 1 V D Door Key SW-UL
I84-18 (L2) - Body ground Input Driver door key-linked lock input Driver door key cylinder in neutral position → on (lock) 11 to 14 V → Below 1 V Door Key SW-Lock

*: Differs depending on the vehicle model