Land Cruiser URJ200 URJ202 GRJ200 VDJ200 - THEFT DETERRENT / KEYLESS ENTRY
THEFT DETERRENT SYSTEM (w/o Entry and Start System) - TERMINALS OF ECU
CHECK MAIN BODY ECU (COWL SIDE JUNCTION BLOCK ASSEMBLY LH) |
Disconnect the 2A, 2B, 2D and E4 main body 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 |
2A-1 (ALTB) - Body ground | B - Body ground | Battery power supply | Always | 11 to 14 V |
2B-20 (BATB) - Body ground | L - Body ground | Battery power supply | Always | 11 to 14 V |
2D-47 (IG) - Body ground | R - Body ground | IG power supply | Ignition switch ON | 11 to 14 V |
Ignition switch off | Below 1 V | |||
2D-47 (ACC) - Body ground | R - Body ground | ACC power supply | Ignition switch ACC | 11 to 14 V |
Ignition switch off | Below 1 V | |||
2D-62 (GND2) - Body ground | W-B - Body ground | Ground | Always | Below 1 Ω |
E4-5 (KSW) - Body ground | BR - Body ground | Unlock warning switch input | No key in ignition key cylinder | 10 kΩ or higher |
Key inserted in ignition key cylinder | Below 1 Ω |
If the result is not as specified, there may be a malfunction in the wire harness.
Reconnect the 2A, 2B, 2D and E4 main body 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 |
E1-24 (DCTY) - Body ground | L - Body ground*1 P - Body ground*2 | Driver side door courtesy switch input | Driver side door open | Below 1 V |
Ignition switch off, and driver side door courtesy switch off | Pulse generation | |||
E2-21 (PCTY) - Body ground | P - Body ground*1 L - Body ground*2 | Front passenger side door courtesy switch input | Front passenger side door open | Below 1 V |
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 |
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 |
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 |
Ignition switch off, and back door closed | Pulse generation | |||
2D-3 (ACT+) - Body ground | L - Body ground | Driver side door lock motor lock drive output | Master switch (door control switch) or driver side door key cylinder in neutral position | Below 1 V |
Master switch (door control switch) or driver side door key cylinder in lock position | 11 to 14 V | |||
E1-5 (ACTD) - Body ground | B - Body ground | Driver side door lock motor unlock drive output | Master switch (door control switch) or driver side door key cylinder in neutral position | Below 1 V |
Master switch (door control switch) or driver side door key cylinder in unlock position | 11 to 14 V | |||
2D-3 (ACT+) - Body ground | L - Body ground | Front passenger side door lock motor lock drive output | Master switch (door control switch) or driver side door key cylinder in neutral position | Below 1 V |
Master switch (door control switch) or driver side door key cylinder in lock position | 11 to 14 V | |||
2D-2 (ACT-) - Body ground | B - Body ground | Front passenger side door lock motor unlock drive output | Master switch (door control switch) or driver side door key cylinder in neutral position | Below 1 V |
Master switch (door control switch) or driver side door key cylinder in unlock position | 11 to 14 V | |||
2D-3 (ACT+) - Body ground | L - Body ground | Rear door LH lock motor lock drive output | Master switch (door control switch) or driver side door key cylinder in neutral position | Below 1 V |
Master switch (door control switch) or driver side door key cylinder in lock position | 11 to 14 V | |||
2C-23 (ACT-) - Body ground | B - Body ground | Rear door LH lock motor unlock drive output | Master switch (door control switch) or driver side door key cylinder in neutral position | Below 1 V |
Master switch (door control switch) or driver side door key cylinder in unlock position | 11 to 14 V | |||
2D-3 (ACT+) - Body ground | L - Body ground | Rear door RH lock motor lock drive output | Master switch (door control switch) or driver side door key cylinder in neutral position | Below 1 V |
Master switch (door control switch) or driver side door key cylinder in lock position | 11 to 14 V | |||
2D-2 (ACT-) - Body ground | B - Body ground | Rear door RH lock motor unlock drive output | Master switch (door control switch) or driver side door key cylinder in neutral position | Below 1 V |
Master switch (door control switch) or driver side door key cylinder in unlock position | 11 to 14 V | |||
E1-10 (UL3) - Body ground | Y - Body ground*1 L - Body ground*2 | Driver side door lock key switch input | Driver side door key cylinder in unlock position | Below 1 V |
Ignition switch off, all doors closed and driver side door key cylinder in neutral position | Pulse generation | |||
2D-53 (L2) - Body ground | LG - Body ground | Driver side door lock key switch input | Driver side door key cylinder in lock position | Below 1 V |
Ignition switch off, all doors closed and driver side door key cylinder in neutral position | Pulse generation | |||
E1-9 (LSWD) - Body ground | BE - Body ground | Driver side door lock position switch input | Driver side door unlocked | Below 1 V |
Ignition switch off, all doors closed and driver side door locked | Pulse generation | |||
E2-27 (LSWP) - Body ground | Y - Body ground*1 BE - Body ground*2 | Passenger side door lock position switch input | Passenger side door unlocked | Below 1 V |
Ignition switch off, all doors closed and passenger side door locked | Pulse generation | |||
2C-1 (LSWL) - Body ground | BE - Body ground | Rear door LH lock position switch input | Rear door LH unlocked | Below 1 V |
Ignition switch off, all doors closed and rear door LH locked | Pulse generation | |||
E2-5 (LSWR) - Body ground | BE - Body ground | Rear door RH lock position switch input | Rear door RH unlocked | Below 1 V |
Ignition switch off, all doors closed and rear door RH locked | Pulse generation | |||
E4-4 (IND) - Body ground | V - Body ground | Security indicator signal | Security indicator illuminated (illuminates only for 60 sec. in alarm sounding state (blinking when system in armed state)) | 6 to 11 V |
E4-6 (SH) - Body ground | LG - Body ground | Security horn signal | Security horn not sounding (theft deterrent system in alarm sounding state) | 11 to 14 V |
Security horn sounding (theft deterrent system in alarm sounding state) | 0.5 to 4 V | |||
E1-16 (HCTY) - Body ground | W - Body ground | Engine hood courtesy switch signal | Engine hood closed | 10 kΩ or higher |
Engine hood open | Below 1 Ω |
*1: for LHD
*2: for RHD
If the result is not as specified, the main body ECU may have a malfunction.