Lexus NX: Asc System
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Operation Check
- Problem Symptoms Table
- Terminals Of Ecu
- Dtc Check / Clear
- Freeze Frame Data
- Fail-safe Chart
- Data List / Active Test
- Diagnostic Trouble Code Chart
- Speaker Circuit (B1360)
- Volume Switch Circuit (B1361)
- ECU Malfunction (B1362)
- Lost Communication with Brake System Control Module (U0129,U0142,U0293)
- Main Switch Circuit
- Power Source Circuit
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Parts Location
PARTS LOCATION ILLUSTRATION *1 VEHICLE SOUND SWITCH *2 STEREO COMPONENT EQUALIZER ASSEMBLY *3 NO. 1 SPEAKER ASSEMBLY WITH BOX *4 HYBRID VEHICLE CONTROL ECU *5 MAIN BODY ECU (
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
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
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Work Procedure
WORK PROCEDURE PROCEDURES NECESSARY WHEN ECU OR OTHER PARTS ARE REPLACED Replacement Part Necessary Procedure Effect/Inoperative Function when Necessary Procedures are not Performed Link
*1: w/ SXM System
*2: The vehicle height changes because of suspension or tire replacement *3: w/ Ha
Mirror Heater does not Operate with Rear Defogger Switch
DESCRIPTION When therear window defogger switch (mirror heater switch) is operated, a mirror heater signal is sent to the air conditioning amplifier assembly via LIN communication. The air conditioning amplifier assembly sends the signal to the outer mirror control ECU assembly via CAN communication
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