Lexus NX: Right Headlight ECU Variation Error (B2455)
Lexus NX Service Manual / Vehicle Exterior / Lighting (ext) / Lighting System (for Triple Beam Headlight) / Right Headlight ECU Variation Error (B2455)
DESCRIPTION
This DTC is output when a headlight ECU sub-assembly RH that is incompatible with the vehicle is installed.
The headlight ECU sub-assembly LH outputs DTC B2455.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B2455 | Right Headlight ECU Variation Error | Headlight ECU sub-assembly RH variation mismatch | Headlight ECU sub-assembly RH |
PROCEDURE
| 1. | CHECK FOR DTC |
(a) Clear the DTCs.
Click here .gif)
(b) Turn the power switch on (IG).
(c) Check for DTCs.
Click here
OK:
DTC B2455 output does not occur.
| OK | .gif) | USE SIMULATION METHOD TO CHECK |
| NG | | REPLACE HEADLIGHT ECU SUB-ASSEMBLY RH |
READ NEXT:
Left Headlight ECU Variation Error (B2456)
DESCRIPTION This DTC is output when a headlight ECU sub-assembly LH that is incompatible with the vehicle is installed. The headlight ECU sub-assembly LH outputs DTC B2456. DTC No. Detection Item
Control Module Communication Bus "A" Off (U0073,U0100,U0101,U0126,U0129,U0142,U0155,U0293)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area U0073 Control Module Communication Bus "A" Off Bus off condition is detected. CAN communication system U0
Lost Communication with Multi-axis Acceleration Sensor Module Missing Message (U012587,U012987,U014087,U029387)
DESCRIPTION DTC No. Detection Item DTC Detection Condition Trouble Area DTC Output from U012587 Lost Communication with Multi-axis Acceleration Sensor Module Missing Message Communi
SEE MORE:
Precaution
PRECAUTION HANDLING PRECAUTION FOR ROAD SIGN ASSIST SYSTEM (a) The system may not detect traffic signs under the following conditions:
The forward recognition camera is misaligned.
Dirt, snow, ice or a sticker is on the windshield glass in front of the forward recognition camera.
The windshie
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
