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TELEMATICS TRANSCEIVER
Terminal No. (Symbol) Wiring Color Terminal Description Condition Specified Condition O65-1 (+B) - O65-4 (E) P - BR Battery Always 11 to 14 V O65-2 (SPI+) - O65-4 (E) BE - BR Sound signal Audio system playing A waveform synchronized with sounds is output O65-3 (SPI-) - O65-4 (E) P - BR Sound signal Audio system playing A waveform synchronized with sounds is output O65-4 (E) - Body ground BR - Body ground Ground Always Below 1 V O65-5 (SPO+) - O65-4 (E) BE - BR Sound signal Emergency call mode A waveform synchronized with the received voice is output O65-6 (SPO-) - O65-4 (E) P - BR Sound signal Emergency call mode A waveform synchronized with the received voice is output O65-7 (IG2) - O65-4 (E) W - BR Power source (IG) Engine switch on (IG) 11 to 14 V Engine switch off Below 1 V O65-8 (ACC) - O65-4 (E) BE - BR Power source (ACC) Engine switch on (ACC) 11 to 14 V Engine switch off Below 1 V O65-9 (SLED) - O65-4 (E) SB - BR Emergency call switch illumination power supply Engine switch on (ACC) 5 to 8 V Engine switch off Below 1 V O65-11 (IND1) - O65-4 (E) G - BR Emergency call switch red indicator illumination signal For 5 seconds after turning the engine switch on (ACC) 1 to 8.5 V Engine switch off Below 1 V O65-12 (IND2) - O65-4 (E) P - BR Emergency call switch green indicator illumination signal For 5 seconds after turning the engine switch on (ACC) 1 to 8.5 V Engine switch off Below 1 V O65-15 (CANP) SB CAN communication signal - - O65-16 (CANN) B CAN communication signal - - O65-17 (MUTE) - O65-4 (E) B - BR MUTE Signal Audio system playing Above 3.5 V Emergency call mode Below 1 V O65-18 (MCO+) - O65-4 (E) W - BR Microphone voice signal Refer to "Microphone Check"
- O65-19 (MCO-) - O65-4 (E) B - BR Microphone voice signal Refer to "Microphone Check"
- O65-24 (GSW) - O65-4 (E) W - BR Airbag deployment signal Engine switch on (IG) Pulse generation
(Refer to waveform 1)
O65-26 (SIG-) - O65-4 (E) V - BR Ground Always Below 1 V O65-27 (SIG1) - O65-26 (SIG-) Y - V Emergency call switch button condition signal Emergency call switch not pressed 1.3 to 1.9 V Emergency call switch pressed 0.5 to 0.8 V O65-32 (SGND) - O65-4 (E) Shield - BR Shield ground Always Below 1 V O65-33 (MCVD) - O65-4 (E) R - BR Telephone microphone assembly power supply Engine switch on (ACC) 4 to 6 V Engine switch off Below 1 V O65-34 (MCI+) - O65-4 (E) W - BR Microphone voice signal Refer to "Microphone Check"
- O65-35 (MCI-) - O65-4 (E) B - BR Microphone voice signal Refer to "Microphone Check"
- O135-1-1 (USB-) - USB communication line - - O135-1-2 (USB+) - USB communication line - - O135-1-3 (USBS) - Body ground Shield - Body ground Shield ground Always Below 1 V O135-2 (USBG) - Body ground W - Body ground Shield ground Always Below 1 V O135-3 (VOT+) - O65-4 (E) G - BR Receive voice signal Receiving a call while using the operator service A waveform synchronized with the received voice is output O135-4 (USBV) - O65-4 (E) W - BR Telephone microphone assembly power supply Engine switch on (ACC) 4.75 to 5.25 V Engine switch off Below 1 V O135-5 (VOT-) - O65-4 (E) B - BR Receive voice signal Receiving a call while using the operator service A waveform synchronized with the received voice is output O135-6 (VOR-) - O65-4 (E) R - BR Sent voice signal Calling while using the operator service A waveform synchronized with the sent voice is output O135-7 (VOR+) - O65-4 (E) W - BR Sent voice signal Calling while using the operator service A waveform synchronized with the sent voice is output
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Reference (Oscilloscope waveform):
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Waveform 1
Item Condition Tester Connection O65-24 (GSW) - O65-4 (E) Tool setting 5.0 V/DIV., 20 ms./DIV. Vehicle condition Engine switch on (IG)
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RADIO RECEIVER ASSEMBLY