Last Modified: 7-3-2017 6.8:8.0.40 Doc ID: RM000001AN4005X
Model Year Start: 2007 Model: LX470 Prod Date Range: [08/2006 -           ]
Title: DOOR LOCK: KEY REMINDER WARNING SYSTEM: TERMINALS OF ECU; 2007 MY LX470 [08/2006 -        ]

TERMINALS OF ECU

1. CHECK BODY ECU (MAIN)

Symbols (Terminal No.)

Wiring Color

Condition

Specified Condition

GND1 (4) - Body ground

-

Always

Below 1 V

SIG (10) - GND1 (4)

-

Ignition switch is ON

10 to 14 V

SIG (10) - GND2 (16)

-

Ignition switch is ON

10 to 14 V

BECU (11) - GND1 (4)

-

Always

10 to 14 V

BECU (11) - GND2 (16)

-

Always

10 to 14 V

BDR1 (12) - GND1 (4)

-

Always

10 to 14 V

BDR1 (12) - GND2 (16)

-

Always

10 to 14 V

GND2 (16) - Body ground

-

Always

Below 1 V

PWS (21) - GND1 (4)

-

Always

10 to 14 V

PWS (21) - GND2 (16)

-

Always

10 to 14 V

ACC (22) - GND1 (4)

-

Ignition switch is ACC

10 to 14 V

ACC (22) - GND2 (16)

-

Ignition switch is ACC

10 to 14 V

DTCY (B8-23) - GND1 (4)

R-Y - Body ground

Driver door courtesy switch is ON (Door is opened)

Below 1 V

DTCY (B8-23) - GND2 (16)

R-Y - Body ground

Driver door courtesy switch is ON (Door is opened)

Below 1 V

KSW (B9-14) - GND1 (4)

R-B - Body ground

Key is inserted in ignition key cylinder

Below 1 V

KSW (B9-14) - GND2 (16)

R-B - Body ground

Key is inserted in ignition key cylinder

Below 1 V