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If the result is not as specified, there may be a malfunction in the wire harness side. c. Reconnect the DD and DB ECU connectors. d. Measure the voltage and resistance according to the value(s) in the table below. MAIN BODY ECU VOLTAGE AND RESISTANCE Description Condition DD-62 (GND1) - Body ground W-B - Body ground Ground Always Below 1 ohms DB-13 (BECU) - DD-62 (GND1) GR - W-B BECU power supply Always 11 to 14 V Terminal No. (Symbols) Wiring Color Terminal Description Condition Specified Condition J1-5 (KSW) - DD-62 (GND1) LG - W-B Key unlock warning Key inserted in the ignition key Below 1 ohms No key in the ignition key cylinder 10 kohms or J4-24 (DCTY) - Body ground BR - Body ground Front door courtesy Front door LH open Below 1 V Front door LH closed Pulse J3-21 (PCTY) - Body ground O - Body ground Front door courtesy Front door RH open Below 1 V Front door RH closed Pulse DC-2 (LCTY) - Body ground* 1, *2 B - Body ground Rear door courtesy Rear door LH open Below 1 V Rear door LH closed Pulse J3-25 (RRCY) - Body ground*1, *2 L - Body ground Rear door courtesy Rear door RH open Below 1 V Rear door RH closed Pulse DD-53 (L2) - Body ground V - Body ground Front door lock key Front door key cylinder LH to Pulse generation Ignition switch OFF, all doors closed and front door key cylinder LH to neutral position Below 1 V J4-10 (UL3) - Body ground B - Body ground Front door lock key Front door key cylinder LH to Pulse generation Ignition switch OFF, all doors closed and front door key cylinder LH to neutral position Below 1 V J4-5 (ACTD) - Body ground P - Body ground Front door lock motor Master switch (door control Below 1 V Master switch (door control Pulse
2009 Toyota Tundra 2009 ACCESSORIES AND EQUIPMENT Door Lock - Tundra
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