ENGINE PERFORMANCE

5.5L

Accelerator pedal sensor (top of accelerator pedal assembly)
Activated charcoal canister shutoff valve (ml-class) activated charcoal filter shutoff valve (gl-class) (right rear wheelwell)
Air pump relay
Akf
Can-c h
Can-c l
Computer data lines system
Electric suction fan engine & a/c w/ integrated control (gl-class: center front of engine compt) (ml-class: behind radiator)
Engine circuit 87 relay
Engine compartment fuse & relay box (right side of engine compt)
Front prefuse (right rear of engine compt)
Fuel tank pressure sensor (inside fuel tank)
Fuse 100a
Fuse 10a
Fuse 15a
Fuse 40a
Fuse 5a
Hot at all times
Hot w/ circuit 15 relay energized
Hot w/ starter relay energized
Load compartment fuse & relay box (right rear of cargo area)
Lues
Me-sfi (me) control module (gl-class: center rear of engine) (ml-class: top center of engine)
Mr1
Mr2
Mr3
Mr4
Pnk
Purge control valve (gl class: left side of engine compt) (ml class: left front of engine compt)
Red
Restraints system control module (under center console)
Slp
Sp1m
Sp1s
Sp2m
Sp2s
Starting/charging system
Usp1
W16/3 (left rear of engine compt)
X18/3-c1
X25/2-c1
X25/2-c2
X26-c1

(+)
(-)
(front of engine) (w/ wiring harness installed but nonfuntional) three disk thermostat valve
(ml class: lower left front of engine (gl-class: on power steering pump) power steering pump pressure regulator valve
(ml-class: front of left fuel rail) fuel pressure sensor
(ml-class: on front of engine) (gl-class: front of intake manifold)
(ml-class: rear of left cylinder bank) (gl-class: left rear of engine) w11w2
(ml-class: under intake manifold) (gl-class: top center of engine)
(not used)
Air pump (top front of engine)
Can-d h
Can-d l
Computer data lines system
Dkp2
Dks +
Dks-s
Ev 7
Fuel pump control module (under right 2nd row seat)
Fuse 20a
Fuse 5a
Hot at all times
Hot w/ circuit 15 relay energized
Intake manifold tumble flap switchover valve
Ks-m
Ks-s
Kw out
Left knock sensor 2
Load compartment fuse & relay box (right rear of cargo area)
Me-sfi (me) control module (gl-class: center rear of engine) (ml-class: top center of engine)
Nca
Red
Right fuel pump (gl-class: in right side of fuel tank) (ml-class: under right seat of 2nd seat row)
Right knock sensor 1
Variable intake manifold switchover valve
W17 (gl-class) (under right seat of 2nd row)
W17/3 (ml-class) (under right rear seat)
X18/3-c1
X18/3-c4
X205
X25/2-c1
X26-c1

(gl-class: right front of oil pan) (ml-class: in engine oil pan) oil level check switch
(ml-class: left of transmission) (gl-class: in left exhaust, after twc) left o2 sensor downstream twc (kat)
(ml-class: left of transmission) (gl-class: in left exhaust, before twc) left o2 sensor upstream twc (kat)
(ml-class: right of transmission) (gl-class: in right exhaust, after twc) right o2 sensor downstream twc (kat)
(ml-class: right of transmission) (gl-class: in right exhaust, before twc) right o2 sensor upstream twc (kat)
(top left rear of engine) heating system shutoff valve
(top right front of engine) air pump switchover valve
Crankshaft hall sensor (gl-class: left rear of engine) (ml-class: rear of left cylinder bank)
Hot film maf sensor (center rear of engine)
Left exhaust camshaft hall sensor (left front of engine)
Left intake camshaft hall sensor (left front of engine)
Left intake manifold tumble flap position sensor (gl-class: left rear of engine)
Nca
Pressure sensor (top left side of engine)
Red
Right intake manifold tumble flap position sensor (gl-class: right rear of engine)
Throttle valve actuator (gl-class: on throttle body) (ml-class: rear of intake manifold)

"check engine" mil indicator
(gl-class: front of left cylinder bank) (ml-class: left front of engine) left camshaft exhaust solenoid
(ml-class: left rear of engine) (gl-class: rear of left cylinder bank) coolant temperature sensor
Can- b h
Can- b l
Computer data lines system
Ignition coils (5, 6, 7 & 8: top of left cylinder bank)
Instrument cluster
Red
Spark plugs
W11w1 (gl-class: right rear of engine) (ml-class: rear of right cylinder bank)
W16/3 (left rear of engine compt)

(gl-class: front of right cylinder bank) (ml-class: right front of engine)
(ml class: top of engine, above cylinders) (gl-class 1, 2 & 3: on right cylinder bank, above respective cylinder) (gl-class 4, 5 & 6: on left cylinder bank, above respective cylinder) fuel injector cylinders
(right front of engine) right exhaust camshaft hall sensor
(right front of engine) right intake camshaft hall sensor
At nwsa1
At nwse2
Ev 1
Ev 2
Ev 3
Ev 4
Ev 5
Ev 6
Ev 8
Ignition coils (1, 2, 3 & 4: top of right cylinder bank)
Left camshaft intake solenoid (gl-class: front of left cylinder bank) (ml-class: left front of engine)
Me-sfi (me) control module (gl-class: center rear of engine) (ml-class: top center of engine)
Red
Red/
Right camshaft exhaust solenoid
Right camshaft intake solenoid
Spark plugs
Starting/charging system
W11w2 (gl-class: left rear of engine) (ml-class: rear of left cylinder bank)