14-pin connector -T14e- , (H3) -A- | 3 - | Brake pedal switch -F63- , ABS control unit -J104- , Trailer detector control unit -J345- | 5 - | Engine control unit -J623- | 6 - | Brake light switch -F- (up to June 2006), brake pedal switch -F63- (up to June 2006), lateral acceleration sender -G200- , longitudinal acceleration sender -G251- , ABS control unit -J104- | 7 - | Air mass meter -G70- , Engine control unit -J623- | 8 - | Headlight range control regulator -E102- , Left headlight range control motor -V48- , Right headlight range control motor -V49- | 9 - | Self-diagnosis connection | 12 - | Alternator -C- , engine control unit -J623- | 13 - | Engine control unit -J623- | 14 - | Engine control unit -J623- | Single connector -T1ab- , (H2) -B- | 1 - | Terminal 30 voltage supply | Single connector -T1ac- , (H4) -C- | 1 - | Terminal 30 voltage supply | 18-pin connector -T18f- , (H1) -D- | 2 - | Fuel system pressurisation pump -G6- | 3 - | Windscreen wiper motor -V- | 5 - | Main switch for stop/start system -E101- , gearbox neutral position switch -F365- , oil level and oil temperature sender -G266- , continued coolant circulation relay -J151- , automatic glow period control unit -J179- , charge pressure control solenoid valve -N75- , coolant circuit valve -N214- , fuel metering valve -N290- , exhaust gas recirculation cooler changeover valve -N345- (up to October 2007), lambda probe heater -Z19- | 6 - | Windscreen wiper motor -V- | 7 - | Engine control unit -J623- | 11 - | Fuse 6 on fuse holder B -SB6- | 12 - | Airbag control unit -J234- | 13 - | Fuel pressure regulating valve -N276- | 15 - | Airbag control unit -J234- | 17 - | Relief relay 2 for terminal 15 -J817- , fuse 1 on fuse holder D -SD1- (vehicle class 3.8 t only), fuse 2 on fuse holder D -SD2- (vehicle class 3.8 t only) | 18 - | Brake light switch -F- , brake pedal switch -F63- , ABS control unit -J104- | 15-pin connector -T15- , (C1) -E- | 2 - | Electronic ignition lock -D9- , ESL control unit -J764- | 3 - | Glove compartment light switch -E26- , tail lift switch -E629- , cigarette lighter -U1- | 4 - | Electronic ignition lock -D9- , dash panel insert -K- | 6 - | Light switch -E1- , centre operating unit for dash panel -J819- | 7 - | Steering column electronics control unit -J527- | 8 - | Light switch -E1- , dash panel insert -K- | 11 - | Heater/heat output switch -E16- | 15 - | Dash panel insert -K- | | | |