Lexus NX: Headlight Beam Level Control Motor LH Malfunction (B2417,B2418)
DESCRIPTION
DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
B2417 | Headlight Beam Level Control Motor LH Malfunction | -
Malfunction in headlight leveling motor LH
| Headlight unit assembly LH |
B2418 | Headlight Beam Level Control Motor RH Malfunction | -
Malfunction in headlight leveling motor RH
| Headlight unit assembly RH |
WIRING DIAGRAM
PROCEDURE
(a) Clear the DTCs.
Click here
Body Electrical > AFS > Clear DTCs
(b) Turn the power switch on (IG) and wait for at least 10 seconds or more.
(c) Check for DTCs.
Click here
Body Electrical > AFS > Trouble Codes
OK:
DTC B2417 or B2418 is not output.
Result | Proceed to |
OK | A |
NG (DTC B2417 is output) | B |
NG (DTC B2418 is output) | C |
B | | REPLACE HEADLIGHT UNIT ASSEMBLY LH |
C | | REPLACE HEADLIGHT UNIT ASSEMBLY RH |
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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 B245
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
SEE MORE:
TERMINALS OF ECU NOTICE:
Turning the power switch on (IG) with connectors disconnected may cause DTCs to be stored. Make sure to clear the DTCs after inspection has been performed.
Do not apply excessive force to the millimeter wave radar sensor assembly connector.
CHECK MILLIMETER WAVE RAD
SYSTEM DESCRIPTION GENERAL (a) In the occupant classification system, the occupant detection ECU calculates the weight of the occupant based on signals from the occupant classification sensors. This system recognizes the occupant as a child if it detects a weight of less than 17 kg (37.4 lb) on the
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