Except Jetta GLI
Ground Connectors1 - battery ground cable
8 - on intake manifold
10 - near fuse/relay panel
13 - near steering column
15 - in front wiring harness
16 - in instrument panel wiring
17 - in instrument cluster wiring harness
18 - in luggage compartment, left
19 - in luggage compartment, right
20 - crimped connector in instrument panel wiring harness