Standard symbols and color designations for wires on diagrams (Opel Insignia A)

Symbols used in vehicle electrical diagrams (dIN 40900 standard):

Designation of wire colors on diagrams

• VK - Black
• YE — Yellow
• BU — Blue
• BN — Brown
• GN — Green
• GY — Gray
• PU — Purple
• BG — Beige
• RD — Red
• RK - Pink
• VT - Violet
• OG - Orange
• WH — White
• L-BU — Blue
• L-GN — Light Green

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