CHECK POWER DISTRIBUTION BOX ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)
| *A | Main Body ECU (Multiplex Network Body ECU) with 3 connectors | - | - |
| *1 | Power Distribution Box Assembly | *2 | Main body ECU (multiplex network body ECU) |
| *A | Main Body ECU (Multiplex Network Body ECU) with 2 connectors | - | - |
| *1 | Power Distribution Box Assembly | *2 | Main body ECU (multiplex network body ECU) |
Remove the main body ECU (multiplex network body ECU) from the power distribution box assembly.
Reconnect the power distribution box assembly connectors.
Measure the voltage and resistance according to the value(s) in the table below.
| Tester Connection | Input/Output | Terminal Description | Condition | Specified Condition | Related Data List Item |
|---|---|---|---|---|---|
| A-13 (GND1) - Body ground | - | Ground | Always | Below 1 Ω | - |
| A-14 (GND2) - Body ground | - | Ground | Always | Below 1 Ω | - |
| A-26 (BECU) - Body ground | Input | Auxiliary battery power supply | Ignition switch off | 11 to 14 V | - |
| A-27 (IGR) - Body ground | Input | IG power supply | Ignition switch ON | 11 to 14 V | IGR Power |
| Ignition switch off | Below 1 V | ||||
| A-25 (SBAT) - Body ground | Input | Auxiliary battery power supply | Ignition switch off | 11 to 14 V | - |
Install the main body ECU (multiplex network body ECU) to the power distribution box assembly.
Measure the voltage and check for pulses according to the value(s) in the table below.
| Tester Connection | Input/Output | Terminal Description | Condition | Specified Condition | Related Data List Item |
|---|---|---|---|---|---|
| 6F-3 (FLCY) - Body ground | Input | Front door courtesy light switch assembly LH input | Front door LH open → closed | Below 1 V → 4.7 to 5.3 V | FL Door Courtesy Switch Status |
| 6C-9 (FRCY) - Body ground | Input | Front door courtesy light switch assembly RH input | Front door RH open → closed | Below 1 V → 4.7 to 5.3 V | FR Door Courtesy Switch Status |
| 6F-26 (LCTY) - Body ground | Input | Rear door courtesy light switch assembly LH input | Rear door LH open → closed | Below 1 V → 4.7 to 5.3 V | RL Door Courtesy Switch Status |
| 6F-1 (RCTY) - Body ground | Input | Rear door courtesy light switch assembly RH input | Rear door RH open → closed | Below 1 V → 4.7 to 5.3 V | RR Door Courtesy Switch Status |
| G169-28 (L2) - Body ground | Input | Driver door key-linked lock input | Driver door key cylinder turned to neutral position → on (lock) | Pulse generation → Below 1 V | Door Lock Switch Status by a Mechanical Key (D/P Door) |
| G169-4 (UL3) - Body ground | Input | Driver door key-linked unlock input | Driver door key cylinder turned to neutral position → on (unlock) | Pulse generation → Below 1 V | Door Unlock Switch Status by a Mechanical Key (D Door) |
| 6F-14 (ACT+) - Body ground | Output | Door lock motor lock drive output | Door control switch or door key cylinder off → on (lock) | Below 1 V → 11 to 14 V → Below 1 V | - |
| 6F-15 (ACT+) - Body ground | Output | Door lock motor lock drive output | Door control switch or door key cylinder off → on (lock) | Below 1 V → 11 to 14 V → Below 1 V | - |
| 6B-33 (ACT+) - Body ground | Output | Door lock motor lock drive output | Door control switch or door key cylinder off → on (lock) | Below 1 V → 11 to 14 V → Below 1 V | - |
| 6F-36 (ACT-) - Body ground | Output | Door lock motor lock drive output | Door control switch or door key cylinder off → on (unlock) | Below 1 V → 11 to 14 V → Below 1 V | - |
| 6F-37 (ACT-) - Body ground | Output | Door lock motor lock drive output | Door control switch or door key cylinder off → on (unlock) | Below 1 V → 11 to 14 V → Below 1 V | - |
| 6B-20 (ACTD) - Body ground | Output | Driver 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 | - |
| G169-3 (LSFR) - Body ground | Input | Front door RH unlock detection switch input | Front door RH locked → unlocked | Pulse generation → Below 1 V | FR Door Lock Position Switch Status |
| G169-9 (LSFL) - Body ground | Input | Front door LH unlock detection switch input | Front door LH locked → unlocked | Pulse generation → Below 1 V | FL Door Lock Position Switch Status |
| G168-23 (LSWR) - Body ground | Input | Rear door RH unlock detection switch input | Rear door RH locked → unlocked | Pulse generation → Below 1 V | RR Door Lock Position Switch Status |
| G169-10 (LSWL) - Body ground | Input | Rear door LH unlock detection switch signal | Rear door LH locked → unlocked | Pulse generation → Below 1 V | RL Door Lock Position Switch Status |
| 6F-2 (BCTY) - Body ground | Input | Back door courtesy light switch input | Back door closed | Below 1 V | Back door courtesy light switch signal |
| Back door open | Pulse generation | ||||
| 6F-39 (TR+) - Body ground*1 | Output | Back door lock motor drive output | Back door closed → open | Below 1 V → 11 to 14 V → Below 1 V | Back Door Lock Position Status |
| 6C-43 (GSW) - Body ground | Input | Collision detection input | Ignition switch ON | 2.9 to 4.2 V | - |
| G169-2 (ACTG) - Body ground*2 | Output | Collision door lock release signal | Collision door lock release function does not operate | Below 2 V*3
7.3 to 9.9 V*4 |
- |
| Collision door lock release function operates | - | ||||
| G45-13 (BDSU) - Body ground*1 | Input | Back door opener switch input | Back door opener switch assembly (open switch) off → on | Pulse generation → Below 1 V | Back door courtesy light switch signal |
*1: w/o Power Back Door System
*2: for Gasoline Model
*3: Door control battery not charged
*4: Door control battery charging or charged
CHECK CERTIFICATION ECU (SMART KEY ECU ASSEMBLY) (w/ Smart Entry and Start System)
Disconnect the G170 certification ECU (smart key ECU assembly) connector.
Measure the voltage and resistance according to the value(s) in the table below.
| Tester Connection | Input/Output | Terminal Description | Condition | Specified Condition | Related Data List Item |
|---|---|---|---|---|---|
| G170-29 (E) - Body ground | - | Ground | Always | Below 1 Ω | - |
| G170-6 (+B) - Body ground | Input | Power supply | Ignition switch off | 11 to 14 V | - |
Reconnect the G170 certification ECU (smart key ECU assembly) connector.
Measure the voltage and check for pulses according to the value(s) in the table below.
| Tester Connection | Input/Output | Terminal Description | Condition | Specified Condition | Related Data List Item |
|---|---|---|---|---|---|
| M59-16 (TSW5) - Body ground | Input | Back door opener switch input | Back door opener switch assembly (open switch) off → on | Pulse generation → Below 1 V | Entry & Start
Tr/B-Door Unlock SW |
| M59-17 (TSW6) - G170-29 (E) | Input | Back door opener switch assembly (lock switch) signal input | Back door opener switch assembly (lock switch) off → on | Pulse generation → Below 1 V | Entry&Start
Trunk Lid/Back Door Lock Switch |