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 |
READ NEXT:
Dtc Check / Clear
DTC CHECK / CLEAR DTC CHECK USING Techstream (a) Connect the Techstream to the DLC3. (b) Turn the power switch on (IG). (c) Turn the Techstream on. (d) Enter the following menus: Body Electrical / ASC
Freeze Frame Data
FREEZE FRAME DATA FREEZE FRAME DATA (a) Whenever an ASC system DTC is stored, the stereo component equalizer assembly stores the current vehicle state as freeze frame data. CHECK FREEZE FRAME DATA (a)
Fail-safe Chart
FAIL-SAFE CHART ASC System (a) The stereo component equalizer assembly stores DTCs and freeze frame data and stops sound output if it detects any of the following abnormalities. Item Abnormality
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Installation
INSTALLATION CAUTION / NOTICE / HINT HINT: A bolt without a torque specification is shown in the standard bolt chart. Click here PROCEDURE 1. INSTALL ELECTRICAL KEY AND TPMS RECEIVER ASSEMBLY (a) Connect the connector. (b) Attach the 2 guides and Install the electrical key and TPMS receiver assemb
Transmission system (P3147-239,P3147-241)
DESCRIPTION The hybrid vehicle transaxle assembly consists of the planetary gear unit, generator (MG1) and motor (MG2). The planetary gear unit uses a planetary gear to split the engine output into mechanical power and electrical power in accordance with driving requests when the vehicle is being dr
