Lexus NX: Initialization has not been Performed (B2450)
DESCRIPTION
The vehicle height must be initialized for the headlight ECU sub-assembly LH to perform auto leveling control.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| B2450 | Initialization has not been Performed |
| Headlight ECU sub-assembly LH |
CAUTION / NOTICE / HINT
NOTICE:
If the headlight ECU sub-assembly LH has been replaced, it is necessary to synchronize the vehicle information and initialize the headlight ECU sub-assembly LH.
Click here .gif)
PROCEDURE
| 1. | INITIALIZATION HEADLIGHT ECU SUB-ASSEMBLY LH |
(a) Perform initialization of the headlight ECU sub-assembly LH.
Click here
|
.gif)
| 2. | CHECK FOR DTC |
(a) Turn the power switch on (IG).
(b) Check for DTCs.
Click here
OK:
DTC B2450 is not output.
HINT:
If the headlight ECU sub-assembly LH stores DTC B2450 even though the ECU has been initialized, there may be a malfunction in the headlight ECU sub-assembly LH.
| OK | .gif) | END (INITIALIZATION WAS NOT COMPLETED) |
| NG | | REPLACE HEADLIGHT ECU SUB-ASSEMBLY LH |
READ NEXT:
Height Control Sensor Data Out of Range When Initializing (B2452)
DESCRIPTION The headlight ECU sub-assembly LH stores this DTC if the value from the rear height control sensor sub-assembly LH is out of range when performing initialization of the headlight ECU sub-a
Automatic High Beam Main Switch
InspectionINSPECTION PROCEDURE 1. INSPECT COMBINATION SWITCH ASSEMBLY (AUTOMATIC HIGH BEAM MAIN SWITCH) (a) Remove the combination switch assembly. Click here (b) Inspect the automatic high beam ma
SEE MORE:
Stop Light Relay Circuit (C1A4B)
DESCRIPTION When a stop light relay circuit malfunction signal sent from the pre-collision system is detected by the clearance warning ECU assembly, DTC C1A4B is stored. DTC No. Detection Item DTC Detection Condition Trouble Area C1A4B Stop Light Relay Circuit Stop light relay circu
Sensor Frozen Indication (Dirty or Frozen)
DESCRIPTION When the ultrasonic sensor is dirty or frozen, "Parking Assist Unavailable Clean Parking Assist Sensor" is displayed on the multi-information display in the combination meter assembly. PROCEDURE 1. CHECK FOR DTC (a) Clear the DTCs. Click here Body Electrical > Advanced Park
