Terminals Of Ecu
WARNING: This page is about a different car, the 2008 Toyota RAV4. However, it is still accessible from the selected car via links, so may be relevant.
- CHECK TELEVISION DISPLAY ASSEMBLY
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Disconnect the L16 display connector.
- Measure the resistance and voltage of the wire harness side connector.RESISTANCE AND VOLTAGE SPECIFICATION CHART
Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition GND (L16-12) - Body ground W-B - Body ground Ground Always Below 1 V ACC (L16-15) - GND (L16-12) GR - W-B Ignition (ACC) Ignition switch ACC 10 to 14 V +B (L16-16) - GND (L16-12) L - W-B Battery Always 10 to 14 V If the result is not as specified, there may be a malfunction on the wire harness side.
- Reconnect the L16 display connector.
- Measure the voltage of the connectors.VOLTAGE SPECIFICATION CHART
Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition VV+ (L16-6) - GND (L16-12) R - W-B Display signal External device system is playing (when video terminal is used) Pulse generation R1+ (L16-7) - GND (L16-12) Y - W-B Sound signal External device system is playing (when video terminal is used) Waveform synchronized with sound is output L1+ (L16-8) - GND (L16-12) BR - W-B Sound signal External device system is playing (when video terminal is used) Waveform synchronized with sound is output TX- (L16-13) - GND (L16-12) Y - W-B AVC-LAN communication signal Ignition switch ACC 2 to 3 V TX+ (L16-14) - GND (L16-12) B - W-B AVC-LAN communication signal Ignition switch ACC 2 to 3 V VV- (L16-22) - GND (L16-12) G - W-B Ground Always Below 1 V SGND (L16-23) - GND (L16-12) Shielded - W-B Shield ground Always Below 1 V ADPG (L16-24) - GND (L16-12) Y - W-B VTR terminal detection signal Always Below 1 V MUTE (L16-26) - GND (L16-12) L - W-B Mute signal RSE system is playing Above 3.5 V MUTE (L16-26)- GND (L16-12) L - W-B Mute signal RSE system is changing mode Below 1 V SLD9 (L16-27) - GND (L16-12) Shielded - W-B Shield ground Always Below 1 V R+ (L16-28) - GND (L16-12) B - W-B RSE sound signal RSE system is playing Waveform synchronized with sound is output R- (L16-29) - GND (L16-12) W - W-B RSE sound signal RSE system is playing Waveform synchronized with sound is output L+ (L16-30) - GND (L16-12) R - W-B RSE sound signal RSE system is playing Waveform synchronized with sound is output L- (L16-31) - GND (L16-12) G - W-B RSE sound signal RSE system is playing Waveform synchronized with sound is output If the result is not as specified, the display may have a malfunction.
- CHECK RADIO RECEIVER
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
- Measure the voltage of the receiver connector.VOLTAGE SPECIFICATION CHART
Symbols (Terminal No.) Wiring Color Terminal Description Condition Specified Condition TXM- (E64-10) - Body ground Y - Body ground AVC-LAN communication signal Ignition switch ACC 2 to 3 V TXM+ (E64-9) - Body ground B - Body ground AVC-LAN communication signal Ignition switch ACC 2 to 3 V MUTE (E64-6) - Body ground L - Body ground Mute signal RSE system is playing → RSE system is changing mode Above 3.5 V → Below 1 V CDL+ (E64-4) - Body ground R - Body ground RSE sound signal Always Waveform synchronized with sound is output CDL- (E64-5) - Body ground G - Body ground RSE sound signal RSE system is playing Waveform synchronized with sound is output CDR+ (E64-2) - Body ground B - Body ground RSE sound signal RSE system is playing Waveform synchronized with sound is output CDR- (E64-3) - Body ground W - Body ground RSE sound signal RSE system is playing Waveform synchronized with sound is output CSLD (E64-1) - Body ground Shielded - Body ground Shield ground Always Below 1 Ω
- Measure the voltage of the receiver connector.