Lexus NX: System Diagram
SYSTEM DIAGRAM
Communication Table | Sender | Receiver | Signal | Line |
|---|---|---|---|
| Brake booster with master cylinder assembly (skid control ECU) | Stereo component equalizer assembly | Vehicle speed signal | CAN |
| Hybrid vehicle control ECU | Stereo component equalizer assembly | Engine speed signal | |
| Accelerator pedal angle signal | |||
| Integration sports mode indicator signal | |||
| Shift position P signal | |||
| Shift position R signal | |||
| Shift position D signal | |||
| Shift position N signal | |||
| Sport mode indicator signal | |||
| Shift gear signal | |||
| Engine mode ID signal | |||
| ECO mode indicator signal | |||
| Hybrid vehicle control ECU | |||
| Integration sports mode signal | |||
| Main body ECU (multiplex network body ECU) | Stereo component equalizer assembly | Trip count signal | |
| Time count signal |
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System Description
SYSTEM DESCRIPTION ASC SYSTEM (a) The ASC system uses a stereo component equalizer assembly to electronically generate a driving sound. Simulated engine sounds are output from the No. 1 speaker assemb
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the ASC system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2.
Operation Check
OPERATION CHECK INSPECT ASC SYSTEM OPERATION CAUTION: Check for safety before performing any tests. HINT: When the drive mode changes to a mode other than NORMAL, SPORT or CUSTOMIZE*, the simulated en
SEE MORE:
Oxygen (A/F) Sensor Heater Control Circuit Low (Bank 1 Sensor 1) (P0031,P0032,P101D)
DESCRIPTION Refer to DTC P2195. Click here HINT:
When any of these DTCs are stored, the ECM enters fail-safe mode. The ECM turns off the air fuel ratio sensor heater in fail-safe mode. Fail-safe mode continues until the power switch is turned off.
Although the DTC titles say oxygen sensor, th
Removal
REMOVAL CAUTION / NOTICE / HINT HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE 1. REMOVE FRONT SEAT ASSEMBLY LH Click here 2. REMOVE FRONT LOWER SEAT CUSHION SHIELD Click here 3. REMOVE POWER SEAT SWITCH KNOB LH Click here
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