ENGINE PERFORMANCE – Mercedes-Benz S430 2000 – SYSTEM WIRING DIAGRAMS

ENGINE PERFORMANCE

4.3L

4.3L, Engine Performance Wiring Diagrams (1 of 3) for Mercedes-Benz S430 2000

List of elements for 4.3L, Engine Performance Wiring Diagrams (1 of 3) for Mercedes-Benz S430 2000:

• (right component compartment)
• 30z
• 31e
• 87 me1
• Air pump relay
• Can (h)
• Can (l)
• Cf mod
• Computer data lines system
• Crash
• Data link connector
• Electric air pump
• Electronic ignition-starter switch control module (integral with ignition switch)
• Engine control module (me-sfi) (in right rear corner of engine compt)
• Engine/climate control electric cooling fan
• Fuel (+)
• Fuel (-)
• Fuel sig
• Fuse 150a
• Fuse 40a
• Fuse 7.5a
• G103
• G104 (bottom of right wheelhousing)
• G112 (left side of engine)
• Hot at all times
• Hot in run or start
• Htr (-)
• Left heated oxygen sensor 1 (on exhaust, before twc)
• Left heated oxygen sensor 2 (on exhaust, after twc)
• Mr2
• Nca
• O2s (+)
• O2s (-)
• Os2 (-)
• Pedal value sensor (at top of accelerator pedal)
• Purge control valve (on left rear of engine compt, on left shock tower)
• Red
• Right front fuse/ relay module
• Right fuse box (in right rear corner of engine compt)
• Right heated oxygen sensor 2 (on exhaust, after twc)
• Right oxygen oxygen sensor 1 (on exhaust, before twc)
• Sht vlv
• Sp1n
• Sp1s
• Sp2m
• Sp2s
• Srs control module
• Suction cooling fan control module (below right headlight, behind bumper)
• Terminal block & fuse box
• Tna
• Usp1
• Usp2

4.3L, Engine Performance Wiring Diagrams (2 of 3) for Mercedes-Benz S430 2000

List of elements for 4.3L, Engine Performance Wiring Diagrams (2 of 3) for Mercedes-Benz S430 2000:

• (on front of right cyl head) air pump switchover valve
• (on rear of right cyl head) egr valve pressure transducer
• Activated charcoal canister shut-off valve
• Camshaft hall-effect sensor (on front of right cyl head)
• Ckp sensor (on upper left side of trans bellhousing
• Clr
• Ect sensor (on front center of engine)
• Fuel pump (beneath left rear of vehicle)
• Fuel pump relay
• Fuel tank pressure sensor (on top of fuel tank)
• Fuse 20a
• Fuse 30a
• Fuse 60a
• G304 (below left rear seat)
• Hot at all times
• Left knock sensor 2 (on left side of engine block)
• Mr1
• Pnk
• Rear fuse/relay module
• Red
• Resonance intake manifold switchover valve
• Right front fuse/relay module
• Right knock sensor 1 (on right side of engine block)
• Terminal block & fuse box
• Throttle valve setting element (on throttle body, on center rear of engine)

4.3L, Engine Performance Wiring Diagrams (3 of 3) for Mercedes-Benz S430 2000

List of elements for 4.3L, Engine Performance Wiring Diagrams (3 of 3) for Mercedes-Benz S430 2000:

• (on front of right cyl head) pressure sensor
• (on right side of oil pan) oil sensor (level, temp, & quality)
• (right component compartment)
• +5v
• Air
• Ckp (+)
• Ckp (-)
• Clr
• Cmp (-)
• Cmp sig
• Coil 1
• Coil 2
• Coil 3
• Coil 4
• Coil 5
• Coil 6
• Coil 7
• Coil 8
• Davp
• Ect (+)
• Ect (-)
• Egr
• Engine control module (me-sfi) (in right rear corner of engine compt)
• Fuel injectors
• Fuse 15a
• G103
• Hfm (+)
• Hfm (-)
• Hfm sig
• Hot film maf sensor (on rear center of engine)
• Hot in run or start
• Ignition coils
• Inj 1
• Inj 2
• Inj 3
• Inj 4
• Inj 5
• Inj 6
• Inj 7
• Inj 8
• Ks (l)
• Ks (r)
• Left fuse box (on left rear corner of engine compt)
• Manifold
• Map (+)
• Map (-)
• Map sig
• Mr1
• Mtr (+)
• Mtr (-)
• Oil (-)
• Oil sig
• Pnk
• Red
• Right front fuse/relay module
• Shield
• Starter relay
• To spark plugs
• Tvavp
• Wiper 1
• Wiper 2