Headlamp left Control Unit RL Detection Defect
â–¶ How to fix
• Check if left headlamp is powered correctly. • Check the connection and cable harness (pin B14, A12,). • Check the control unit connections inside the LED headlamp Replace left headlamp ECU.
What you'll see
No driver-visible symptom recorded.
System reaction
Low beam and positionlight is activated
Diagnostic depth
Detection
Right hand/left hand detection is defect on left headlamp ECU.
Possible cause
Internal lefthand/right hand detection is not working Internal Headlamp ECU connections not properly connected The ECU is not powered.