Electrical connection diagram with the housing (Audi A6 C5)

Scheme 1. Connections to the body ("ground")

• 3 - ground point, engine-body
• 12 - ground point, in the engine compartment on the left
• 13 - ground point, in the engine compartment on the right
• 43 - point of "mass", pillar A - on the right, below
• 44 - point of "mass", pillar A - left, below
• 81 - connection to the body ("ground") "1", in the instrument cluster wiring harness
• 85 - connection to the body ("ground") "1", in the wiring harness of the engine compartment
• 86 - connection to the body ("ground") "1", in the wiring harness at the bottom
• 135 - connection to the body ("ground") "2", in the instrument cluster wiring harness
• 176 - connection to the housing ("ground"), in the wiring harness of the headlight on the right
• 179 - connection to the housing ("ground"), in the left headlight wiring harness

Note: This list does not include all connections to the chassis ("ground").