Lexus NX: Terminals Of Ecu
TERMINALS OF ECU
CHECK STEREO COMPONENT EQUALIZER ASSEMBLY
(a) Measure the voltage and resistance according to the value(s) in the table below.
| Terminal No. (Symbol) | Wiring Color | Terminal Description | Condition | Specified Condition |
|---|---|---|---|---|
| I117-1 (GND) - Body ground | W-B - Body ground | Ground | Always | Below 1 Ω |
| I117-3 (+B) - Body ground | W - Body ground | Power supply | Power switch off | 11 to 14 V |
| I117-4 (CANH) - Body ground | R - Body ground | CAN communication signal | - | - |
| I117-5 (VLSW) - Body ground | G - Body ground | Vehicle sound switch signal | Power switch on (IG), vehicle sound switch on | 11 to 14 V |
| Power switch on (IG), vehicle sound switch off | Below 1 V | |||
| I117-9 (GND1) - Body ground | W-B - Body ground | Ground | Always | Below 1 Ω |
| I117-11 (IG) - Body ground | Y - Body ground | IG power supply | Power switch on (IG) | 11 to 14 V |
| Power switch off | Below 1 V | |||
| I117-12 (CANL) - Body ground | W - Body ground | CAN communication signal | - | - |
| I117-14 (VSLI) - Body ground | B - Body ground | Vehicle sound switch volume signal | Power switch on (IG), vehicle sound switch volume set to maximum | 11 to 14 V |
| Power switch on (IG), vehicle sound switch volume set to minimum | 8.0 to 11.5 V | |||
| I117-16 (SPO+) - I117-15 (SPO-) | B - R | Sound signal | Simulated engine sounds being output | A waveform synchronized with sound is output |
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SEE MORE:
Dtc Check / Clear
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Sliding Roof Switch Assembly
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