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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Drive Motor "A" Inverter Performance (P0A78-113)
DTC SUMMARY MALFUNCTION DESCRIPTION This DTC indicates that a large current flowed through the inverter for the motor. The cause of this malfunction may be one of the following: Area Main Malfunction Description Step Inverter low-voltage circuit The connectors are not connected properly
Inspection
INSPECTION PROCEDURE 1. INSPECT FUEL LID WITH MOTOR LOCK ASSEMBLY (a) Check the operation of the fuel lid with lock motor assembly. (1) Apply auxiliary battery voltage to the fuel lid with motor lock assembly connector, and check that the fuel lid with motor lock assembly operates smoothly as fol
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