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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Inspection
INSPECTION PROCEDURE 1. INSPECT INTEGRATION CONTROL AND PANEL ASSEMBLY (a) Measure the resistance according to the value(s) in the table below. Standard Resistance: Tester Connection Switch Condition Specified Condition 5 (S) - 1 (GND) EV mode switch pushed and held Below 10 Ω
A/C Inverter Malfunction (B1474)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area Memory Note B1474 A/C Inverter Malfunction A/C inverter malfunction
Compressor with motor assembly
CAN communication system
Memorized - CAUTION / NOTICE / HINT CAUTION:
Wear insulated glo
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