Land Cruiser URJ200 URJ202 GRJ200 VDJ200 - WIPER / WASHER
WIPER AND WASHER SYSTEM (w/o Rain Sensor) - TERMINALS OF ECU
| CHECK HEADLIGHT CLEANER CONTROL RELAY (w/ Headlight Cleaner System) |
- HINT:
- The headlight cleaner control relay uses waterproof connector. Therefore, voltage cannot be checked with the connector connected to the vehicle.
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
| 3 (IG) - 4 (E) | - | IG signal circuit | Ignition switch off | Below 1 V |
| Ignition switch ON | 11 to 14 V | |||
| 4 (E) - Body ground | - | Ground circuit | Always | Below 1 Ω |
| 6 (PB) - 4 (E) | - | Headlight cleaner motor operation signal | Headlight cleaner motor is stopped | 11 to 14 V |
| Headlight cleaner motor is operating | Below 1 V | |||
| 2 (H) - 4 (E) | - | Headlight cleaner switch and headlight switch operation signal | Ignition switch ON Headlight cleaner switch is off | Below 1 V |
| Ignition switch ON Headlight switch is off | Below 1 V | |||
| Ignition switch ON Headlight cleaner switch is on and headlight dimmer switch in HEAD | 11 to 14 V | |||
| 5 (FRWA) - 4 (E)* | - | Front washer switch operation signal | Ignition switch ON Front washer switch is off | 11 to 14 V |
| Ignition switch ON Front washer switch is on | Below 1 V | |||
| 1 (HDLO) - 4 (E)* | - | Headlight low beam operation signal | Ignition switch ON Headlight dimmer switch in HEAD | 11 to 14 V |
| Ignition switch ON Headlight dimmer switch not in HEAD | Below 1 V |
*: w/ Headlight Auto Leveling
| NO. 2 MULTIPLEX NETWORK BODY ECU (w/ Washer Nozzle Heater System) |
Disconnect the L50 and L51 No. 2 multiplex network 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 |
| L50-14 (BECU) - Body ground | R - Body ground | Power source circuit | Always | 11 to 14 V |
| L50-13 (SIG) - Body ground | G - Body ground | IG signal circuit | Ignition switch ON | 11 to 14 V |
| Ignition switch off | Below 1 V | |||
| L50-7 (GND) - Body ground | W-B - Body ground | Ground circuit | Always | Below 1 Ω |
Reconnect the L50 and L51 No. 2 multiplex network body ECU connectors.
Measure the voltage according to the value(s) in the table below.
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
| L50-25 (WHTR) - Body ground | GR - Body ground | Washer nozzle heater signal circuit | Ignition switch ON, ambient temperature 6°C (42°F) or higher | 11 to 14 V |
| Ignition switch ON, ambient temperature 5°C (41°F) or less | Below 1 V |