Land Cruiser URJ200 URJ202 GRJ200 VDJ200 - DOOR LOCK
WIRELESS DOOR LOCK CONTROL SYSTEM (w/o Entry and Start System) - TERMINALS OF ECU
| CHECK MAIN BODY ECU (COWL SIDE JUNCTION BLOCK LH) |
Disconnect the 2A, 2B and 2D ECU connectors.
Measure the voltage and resistance according to the value(s) in the table below.
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
| 2B-20 (BATB) - Body ground | L - Body ground | Battery power supply | Always | 11 to 14 V |
| 2A-1 (ACC) - Body ground | B - Body ground | ACC power supply | Ignition switch ACC | 11 to 14 V |
| 2A-1 (ACC) - Body ground | B - Body ground | ACC power supply | Ignition switch off | Below 1 Ω |
| 2A-1 (IG) - Body ground | B - Body ground | IG power supply | Ignition switch ON | 11 to 14 V |
| 2A-1 (IG) - Body ground | B - Body ground | IG power supply | Ignition switch off | Below 1 Ω |
| 2D-62 (GND2) - Body ground | W-B - Body ground | Ground | Always | Below 1 Ω |
If the result is not as specified, there may be a malfunction on the wire harness side.
Reconnect the 2A, 2B and 2D ECU connectors.
Measure the voltage according to the value(s) in the table below.
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
| E1-24 (DCTY) - Body ground | L*1 - Body ground Y*2 - Body ground |
Driver side door courtesy switch input | Driver side door open | Below 1 V |
| E1-24 (DCTY) - Body ground | L*1 - Body ground Y*2 - Body ground |
Driver side door courtesy switch input | Ignition switch off, and driver side door courtesy switch off | Pulse generation |
| E2-21 (PCTY) - Body ground | Y*1 - Body ground L*2 - Body ground |
Front passenger side door courtesy switch input | Front passenger side door open | Below 1 V |
| E2-21 (PCTY) - Body ground | Y*1 - Body ground L*2 - Body ground |
Front passenger side door courtesy switch input | Ignition switch off, and passenger side door courtesy switch off | Pulse generation |
| 2C-2 (LCTY) - Body ground | W - Body ground | Rear door LH courtesy light switch input | Rear door LH open | Below 1 V |
| 2C-2 (LCTY) - Body ground | W - Body ground | Rear door LH courtesy light switch input | Ignition switch off, and rear LH side door courtesy switch off | Pulse generation |
| E1-17 (RCTY) - Body ground | G - Body ground | Rear door RH courtesy light switch input | Rear door RH open | Below 1 V |
| E1-17 (RCTY) - Body ground | G - Body ground | Rear door RH courtesy light switch input | Ignition switch off, and rear RH side door courtesy switch off | Pulse generation |
| E2-25 (BCTY) - Body ground | W - Body ground | Back door courtesy light switch input | Back door open | Below 1 V |
| E2-25 (BCTY) - Body ground | W - Body ground | Back door courtesy light switch input | Ignition switch off, and back door closed | Pulse generation |
| E1-9 (LSWD) - Body ground | BR*3 - Body ground BE*4 - Body ground |
Driver side door lock position switch input | Driver side door unlocked | Below 1 V |
| E1-9 (LSWD) - Body ground | BR*3 - Body ground BE*4 - Body ground |
Driver side door lock position switch input | Ignition switch off, all doors closed and driver side door locked | Pulse generation |
| E2-27 (LSWP) - Body ground | Y*1 - Body ground BR*2*3 - Body ground BE*4 - Body ground |
Front passenger side door lock position switch input | Front passenger side door unlocked | Below 1 V |
| E2-27 (LSWP) - Body ground | Y*1 - Body ground BR*2*3 - Body ground BE*4 - Body ground |
Front passenger side door lock position switch input | Ignition switch off, all doors closed and passenger side door locked | Pulse generation |
| 2C-1 (LSWL) - Body ground | BR*3 - Body ground BE*4 - Body ground |
Rear door LH lock position switch input | Rear door LH unlocked | Below 1 V |
| 2C-1 (LSWL) - Body ground | BR*3 - Body ground BE*4 - Body ground |
Rear door LH lock position switch input | Ignition switch off, all doors closed and rear door LH locked | Pulse generation |
| E2-5 (LSWR) - Body ground | BR*3 - Body ground BE*4 - Body ground |
Rear door RH lock position switch input | Rear door RH unlocked | Below 1 V |
| E2-5 (LSWR) - Body ground | BR*3 - Body ground BE*4 - Body ground |
Rear door RH lock position switch input | Ignition switch off, all doors closed and rear door RH locked | Pulse generation |
| E2-2 (LSWB) - Body ground | LG - Body ground | Back door lock position switch input | Back door lock position switch off | Below 1 V |
| E2-2 (LSWB) - Body ground | LG - Body ground | Back door lock position switch input | Back door lock position switch on | Pulse generation |
| E2-10 (PRG) - Body ground | R - Body ground | Door control receiver output | Key in ignition key cylinder → No key in ignition key cylinder | Pulse generation |
| E2-12 (RDA) - Body ground | L - Body ground | Door control receiver input | No key in ignition key cylinder, all doors closed and transmitter switch off → on | Pulse generation |
| E4-7 (BZR) - Body ground | LG - Body ground | Wireless door lock buzzer signal | Wireless door lock buzzer off | Below 1 V |
| E4-7 (BZR) - Body ground | LG - Body ground | Wireless door lock buzzer signal | Wireless door lock buzzer on | Pulse generation |
| E3-7 (HZSW) - Body ground*3 | BE - Body ground | Hazard warning light output signal | Hazard warning signal switch off | Below 1 V |
| E3-7 (HZSW) - Body ground*3 | BE - Body ground | Hazard warning light output signal | Hazard warning signal switch on | 11 to 14 V |
| E4-5 (KSW) - Body ground | BR - Body ground | Unlock warning switch input | No key in ignition key cylinder | Below 1 V |
| E4-5 (KSW) - Body ground | BR - Body ground | Unlock warning switch input | Key in ignition key cylinder | Pulse generation |
- HINT:
- *1: for LHD
- *2: for RHD
- *3: for GRJ200L-GNANKC, URJ202L-GNTEKC
- *4: except GRJ200L-GNANKC, URJ202L-GNTEKC
If the result is not as specified, the ECU may have a malfunction.
| CHECK DOOR CONTROL RECEIVER |
Disconnect the L47 receiver connector.
Measure the resistance and voltage according to the value(s) in the table below.
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
| L47-1 (GND) - Body ground | W-B - Body ground | Ground | Always | Below 1 Ω |
| L47-5 (+B) - Body ground | B - Body ground | Battery power supply | Always | 4.6 to 5.4 V |
If the result is not as specified, there may be a malfunction on the wire harness side.