Lexus NX: Diagnostic Trouble Code Chart
Lexus NX Service Manual / Power Source & Network / Networking / Can Communication System / Diagnostic Trouble Code Chart
DIAGNOSTIC TROUBLE CODE CHART
CAN Communication System| DTC No. | Detection Item | DTC Output from | Link |
|---|---|---|---|
| B1003 | ECU Malfunction | Central gateway ECU (network gateway ECU) | |
| U0199 | Lost Communication with "Door Control Module A" | Main Body | |
| U0200 | Lost Communication with "Door Control Module B" | Main Body | |
| U0208 | Lost Communication with "Seat Control Module A" | Main Body | |
| U0230 | Lost Communication with Rear Gate Module | Main Body | |
| U1002 | Lost Communication with Gateway Module (Main Body ECU) | Main Body | |
| U1115 | Lost Communication with Tilt & Telescopic Module | Main Body | |
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ECU Malfunction (B1003)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from B1003 ECU Malfunction A malfunction in the non-volatile storage of the central gateway ECU (n
Lost Communication with "Door Control Module A" (U0199)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from U0199 Lost Communication with "Door Control Module A" There is no communication from the oute
Lost Communication with "Door Control Module B" (U0200)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from U0200 Lost Communication with "Door Control Module B" There is no communication from the oute
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Back Door Courtesy Switch Circuit
DESCRIPTION The fold seat control ECU receives the switch operation signal, driving condition signal and back door open/close signal from the back door lock assembly. The fold seat control ECU actives the rear seat according to these signals. WIRING DIAGRAM PROCEDURE 1. CHECK BACK DOOR LOCK A
Occupant Classification System Malfunction (B1650)
DESCRIPTION The occupant classification system circuit consists of the airbag ECU assembly and occupant detection ECU. If the airbag ECU assembly receives signals from the occupant detection ECU, it determines whether the instrument panel passenger airbag, front seat airbag RH and front seat outer b
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