Lexus NX: Cruise Control

 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 DTC Detection Condition Trouble Area B2456 Left Headlight ECU Variation Error Headlight

 Short in P Squib (Dual Stage - 2nd Step) Circuit (B1815-B1818)

DESCRIPTION The front passenger side squib 2nd step circuit consists of the airbag ECU assembly and instrument panel passenger airbag. The circuit instructs the SRS to deploy when deployment conditions are met. These DTCs are stored when a malfunction is detected in the front passenger side squib 2n