Lexus NX: Smart Access System With Push-button Start (for Start Function)
Lexus NX Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Smart Access System With Push-button Start (for Start Function)
- Precaution
- Parts Location
- System Diagram
- System Description
- How To Proceed With Troubleshooting
- Operation Check
- Customize Parameters
- Problem Symptoms Table
- Terminals Of Ecu
- Diagnosis System
- Dtc Check / Clear
- Diagnostic Trouble Code Chart
- Ignition Hold Monitor Malfunction (B2271)
- ACC Monitor Malfunction (B2274)
- STSW Monitor Malfunction (B2275)
- Detecting Vehicle Submersion (B2277)
- Vehicle Speed Signal Malfunction (B2282,B2283)
- Steering Lock Position Signal Circuit Malfunction (B2285)
- Lost Communication with Main Body ECU (U0140,U0142,U0155,U0293,U1117)
- Power Source Mode does not Change to ON (IG)
- Power Source Mode does not Change to ON (ACC)
- Power Source Mode does not Change to ON (READY)
READ NEXT:
Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE:
After the power switch is turned off, there may be a waiting time before disconnecting the negative (-
Parts Location
PARTS LOCATION ILLUSTRATION *1 NO. 1 ENGINE ROOM RELAY BLOCK - IG2-MAIN RELAY *2 NO. 2 ENGINE ROOM RELAY BLOCK - IG1 RELAY *3 SKID CONTROL ECU (BRAKE BOOSTER WITH MASTER CYLINDER ASSEM
System Diagram
SYSTEM DIAGRAM Component Outline Power switch
Transponder key amplifier
Turns on the power and starts the hybrid control system.
Contains a built-in transponder key amplifier t
SEE MORE:
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT HINT:
Use the following procedure to troubleshoot the wiper and washer system.
*: Use the Techstream.
PROCEDURE 1. VEHICLE BROUGHT TO WORKSHOP
NEXT 2. INSPECT AUXILIARY BATTERY (a) Measure the auxiliary battery voltage with the power
Precaution
PRECAUTION PRECAUTION FOR DISCONNECTING CABLE FROM NEGATIVE AUXILIARY BATTERY TERMINAL NOTICE: When disconnecting the cable from the negative (-) auxiliary battery terminal, perform steering angle sensor zero point calibration after the cable is reconnected. Click here PRECAUTIONS FOR LANE TRACING
© 2016-2026 Copyright www.lexunx.com
