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

Body Electrical > AFS > Clear DTCs

(b) Turn the power switch on (IG).

Click here

Body Electrical > AFS > Trouble Codes

OK:

DTC B2455 output does not occur.

USE SIMULATION METHOD TO CHECK

REPLACE HEADLIGHT ECU SUB-ASSEMBLY RH

SEE MORE:

Problem Symptoms Table

PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptom are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspecte

Components

COMPONENTS ILLUSTRATION *1 QUARTER OUTSIDE MOULDING SUB-ASSEMBLY LH *2 REAR BUMPER SIDE SEAL LH *3 REAR TIRE PRESSURE MONITOR INITIATOR *4 REAR WHEEL HOUSE FRONT PLATE LH *5 REAR WHEEL HOUSE LINER LH - - N*m (kgf*cm, ft.*lbf): Specified torque - -

Lexus NX: Right Headlight ECU Variation Error (B2455)

READ NEXT:

Left Headlight ECU Variation Error (B2456)

Control Module Communication Bus "A" Off (U0073,U0100,U0101,U0126,U0129,U0142,U0155,U0293)

Lost Communication with Multi-axis Acceleration Sensor Module Missing Message (U012587,U012987,U014087,U029387)

SEE MORE:

Problem Symptoms Table

Components