Lexus NX: Diagnostic Trouble Code Chart
Lexus NX Service Manual / Vehicle Interior / Theft Deterrent / Keyless Entry / Immobiliser System / Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
Immobiliser System| DTC No. | Detection Item | Link |
|---|---|---|
| B2779 | Engine Starter Communication Malfunction | |
| B2784 | Antenna Coil Open / Short | |
| B278A | Short to GND in Immobiliser System Power Source Circuit | |
| B2790 | ID BOX EEPROM Malfunction | |
| B2799-790 | Engine Immobiliser System Malfunction | |
| B279A-186 | Engine Immobiliser System Communication Line High Fixation | |
| B279C-185 | Engine Immobiliser System Presence Detection | |
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Engine Starter Communication Malfunction (B2779)
DESCRIPTION If the remote engine start ECU does not respond to the certification ECU (smart key ECU assembly) or the remote engine start ID is not registered*, this DTC is stored. If communication bet
Antenna Coil Open / Short (B2784)
DESCRIPTION When an open or short circuit is detected in the transponder key amplifier coil built into the power switch, the certification ECU (smart key ECU assembly) stores this DTC. This DTC is als
Short to GND in Immobiliser System Power Source Circuit (B278A)
DESCRIPTION When there is a short to GND in the power supply for the transponder key amplifier of the power switch, the certification ECU (smart key ECU assembly) stores this DTC. DTC No. Detecti
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Customize Parameters
CUSTOMIZE PARAMETERS CUSTOMIZE INTELLIGENT CLEARANCE SONAR SYSTEM (a) Customizing with the Techstream. NOTICE:
When the customer requests a change in a function, first make sure that the function can be customized.
Be sure to make a note of the current settings before customizing.
When troubl
Rr Sensor Initialization Incomplete (C1AF4)
DESCRIPTION When it is judged that the rear sensors have not been initialized, the clearance warning ECU assembly stores DTC C1AF4. DTC No. Detection Item DTC Detection Condition Trouble Area C1AF4 Rr Sensor Initialization Incomplete Rear sensor not initialized
Initialize rear
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