Lexus NX: Diagnostic Trouble Code Chart
Lexus NX Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Smart Access System With Push-button Start (for Entry Function) / Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Smart Access System with Push-button Start (for Entry Function)| DTC No. | Detection Item | Link |
|---|---|---|
| B27A1 | Open in Driver Side Electrical Antenna Circuit | |
| B27A2 | Open in Front Passenger Side Electrical Antenna Circuit | |
| B27A3 | Open in Rear Door Electrical Antenna Circuit, Drivers Side | |
| B27A4 | Open in Rear Door Electrical Antenna Circuit, Front Passengers Side | |
| B27A5 | Open in Front Floor Electrical Key Oscillator Circuit | |
| B27A6 | Open in Rear Floor Electrical Key Oscillator Circuit | |
| B27A7 | Open in Inside Luggage Compartment Electrical Key Oscillator Circuit | |
| B27A8 | Open in Outside Luggage Compartment Electrical Key Antenna Circuit | |
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Operation History List
OPERATION HISTORY LIST NOTICE:
The cause of a malfunction is stored in the RAM or EEPROM in the certification ECU (smart key ECU assembly). As the cause of a malfunction stored in the RAM will be c
Open in Driver Side Electrical Antenna Circuit (B27A1)
DESCRIPTION The certification ECU (smart key ECU assembly) generates a request signal and transmits the signal to the front door outside handle assembly (for driver door) (electrical key antenna) at i
Open in Front Passenger Side Electrical Antenna Circuit (B27A2)
DESCRIPTION The certification ECU (smart key ECU assembly) generates a request signal and transmits the signal to the front door outside handle assembly (for front passenger door) (electrical key ante
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Parts Location
PARTS LOCATION ILLUSTRATION *1 NO. 1 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - AM2 FUSE *2 NO. 2 ENGINE ROOM RELAY BLOCK AND JUNCTION BLOCK ASSEMBLY - ECU-B NO.1 FUSE ILLUSTRATION *1 WIRELESS DOOR LOCK BUZZER *2 DOOR CONTROL RECEIVER *3 FRONT DOOR OUTSIDE HAN
Removal
REMOVAL PROCEDURE 1. DISCHARGE FUEL SYSTEM PRESSURE Click here 2. PRECAUTION NOTICE: After turning the power switch off, waiting time may be required before disconnecting the cable from the auxiliary battery negative (-) terminal. Click here 3. REMOVE NO. 3 DECK BOARD SUB-ASSEMBLY Click here 4
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