Mercedes-Benz C220 1996 - 1995-96 MERCEDES-BENZ C220 & C280

Mercedes-Benz C220 1996 - BUZZERS, RELAYS & TIMERS

Mercedes-Benz C220 1996 BUZZERS, RELAYS & TIMERS

Component	Component Location
AIR Relay (C220)	In engine compartment fuse/relay box.
AIR Relay (C280)	In engine compartment fuse/relay box. See Fig. 4 .
Auxiliary Fan Relay (C280)	In engine compartment fuse/relay box. See Fig. 4 .
Convenience Relay	Right rear side of luggage compartment.
Fuel Pump Relay (C220)	In rear of luggage compartment. See Fig. 2 .
Fuel Pump Relay (C280)	In rear of luggage compartment. See Fig. 4 .
Overvoltage Protection Relay (C280)	In engine compartment fuse/relay box. See Fig. 4 .
Oxygen Sensor 2 Heater Relay (C220)	In engine compartment fuse/relay box.
Oxygen Sensor 2 Heater Relay (C280)	In engine compartment fuse/relay box. See Fig. 4 .
Sliding/Pop-Up Roof Relay	Behind overhead console.

Mercedes-Benz C220 1996 - CIRCUIT PROTECTION DEVICES

Mercedes-Benz C220 1996 CIRCUIT PROTECTION DEVICES

Component	Component Location
Fuse/Relay Box	Left rear corner of engine compartment.
Rear Fuse Box	Right side of luggage compartment.

Mercedes-Benz C220 1996 - CONTROL UNITS

Mercedes-Benz C220 1996 CONTROL UNITS

Component	Component Location
Convenience Control Module (Power Windows & Sliding/Pop-Up Roof)	Right rear side of luggage compartment.
Diagnostic Module (C220)	Right side under dash. See Fig. 2 .
Diagnostic Module (C280)	Right side under dash.
Engine Control Module (C220)	Right rear corner of engine compartment. See Fig. 2 .
Engine Control Module (C280)	Right rear corner of engine compartment. See Fig. 4 .

Mercedes-Benz C220 1996 - MOTORS

Mercedes-Benz C220 1996 MOTORS

Component	Component Location
Auxiliary Fans (2)	Front of engine compartment.
Sliding/Pop-Up Roof Motor	Behind overhead console.

Mercedes-Benz C220 1996 - SENDING UNITS & SENSORS

Mercedes-Benz C220 1996 SENDING UNITS & SENSORS

Component	Component Location
DM Pressure Sensor (C220)	Left side of engine compartment. See Fig. 1 .
DM Pressure Sensor (C280)	Right rear side of engine compartment. See Fig. 3 .
Engine Coolant Temperature Sensor (A/C)	Top left front of engine.
Evaporator Temperature Sensor	Behind left side of dash, right of steering column.
Heater Core Temperature Sensor	Behind left side of dash, right of steering column.
In-Car Temperature Sensor	In dome lamp assembly.
Intake Air Temperature Sensor (C220)	Center rear of engine. See Fig. 1 .
Intake Air Temperature Sensor (C280)	Center rear of engine. See Fig. 3 .
Outside Temperature Sensor	Right rear corner of engine compartment.
Oxygen Sensor 1 (Before TWC) (C220)	Right rear of engine compartment. See Fig. 1 .
Oxygen Sensor 1 (Before TWC) (C280)	Right rear of engine compartment. See Fig. 3 .
Oxygen Sensor 2 (After TWC) (C220)	In exhaust pipe. See Fig. 1 .
Oxygen Sensor 2 (After TWC) (C280)	In exhaust pipe. See Fig. 3 .
Refrigerant Pressure Sensor	On the receiver-drier, behind left headlamp.

Mercedes-Benz C220 1996 - SOLENOIDS & SOLENOID VALVES

Mercedes-Benz C220 1996 SOLENOIDS & SOLENOID VALVES

Component	Component Location
Expansion Valve (A/C)	Left rear side of engine.
Purge Control Valve (C220)	Left side of engine compartment. See Fig. 1 .
Purge Control Valve (C280)	Left front of engine compartment. See Fig. 3 .
Purge Flow Switchover Valve (C220)	Left side of engine compartment. See Fig. 1 .
Purge Flow Switchover Valve (C280)	Left side of engine compartment.
Upshift Delay Switchover Valve (C220)	Right rear of engine compartment. See Fig. 2 .
Upshift Delay Switchover Valve (C280)	Right rear of engine compartment. See Fig. 4 .

Mercedes-Benz C220 1996 - MISCELLANEOUS

Mercedes-Benz C220 1996 MISCELLANEOUS

Component	Component Location
Auxiliary Fan Preresistor	On left side of right auxiliary fan.
CHECK ENGINE Malfunction Indicator Lamp (C220)	In dash instrument panel.
CHECK ENGINE Malfunction Indicator Lamp (C280)	In dash instrument panel. See Fig. 4 .
Data Link Connector (DTC Readout) (C220)	Right rear corner of engine compartment. See Fig. 2 .
Data Link Connector (DTC Readout) (C280)	Right rear corner of engine compartment. See Fig. 4 .
Diagnostic Module Generic Scan Tool Connector (C280)	Under left side of dash.

Mercedes-Benz C220 1996 - CONNECTORS

Mercedes-Benz C220 1996 CONNECTORS

Component	Component Location
X4	Left front footwell
X4/22 (1-Pin)	Right kick panel.
X4/24	Right component compartment.
X11/4	Under left side of dash.
X11/13 (10-Pin)	Right kick panel.
X11/18	On passenger footplate.
X11/22	Under left side of dash.
X12/3	Left component compartment, forward of fuse box.
X14/3 (2-Pin)	Left side of dash, rear of front fuse box.
X17/1-2	Right kick panel.
X17/1-2	Right kick panel.
X18	Left component compartment, beneath fuse & relay box.
X18/18 (4-Pin)	Left component compartment, beneath fuse & relay box.
X20	Left side of dash, on brakelight switch.
X20/2	Left side of dash, at parking brake switch.
X21/1	Right kick panel.
X22/6 (2-Pin)	Behind left side of dash.
X24	Left side of dash, rear of front fuse box.
X26	Left side of dash, rear of front fuse box.
X26/9	Right kick panel.
X26/24 (3-Pin)	Left side of engine.
X26/25 (24-Pin)	Left front side of engine compartment.
X28/12	Right kick panel.
X33	At sill panel, beneath right front door.
X34/3	Under trim, at right "B" pillar.
X35/1	Left kick panel.
X35/2	Right kick panel.
X35/3	Base of left "B" pillar.
X35/4	Base of right "B" pillar.
X36/2	Right kick panel.
X36/3 (2-Pin)	In luggage compartment, at right wheelwell.
X39/4 (4-Pin)	Left component compartment, beneath fuse & relay box.
X39/5	Under center console.
X39/38	In dash, behind radio.
X42/13 (1-Pin)	In dash, behind & attached to radio.
X47	Right kick panel.
X49/1	Under right front side of center console.
X55/3	Beneath front of left front seat.
X55/4	Beneath front of right front seat.
X62/1	Under vehicle, at left rear wheelwell.
X62/2	Under vehicle, at right rear wheelwell.
X62/3 (6-Pin)	At sill panel, below right front door.
X62/5 (2-Pin)	Left front of engine compartment.
X62/11 (2-Pin)	In luggage compartment, forward of spare tire.
X62/12 (1-Pin)	Right kick panel.
X62/13 (1-Pin)	Right kick panel.
X64//4 (2-Pin)	Right of left headlamp.
X72/7 (4-Pin)	Left component compartment, beneath fuse & relay box.
X88/11 (2-Pin)	At left rear of hood.

Mercedes-Benz C220 1996 - GROUNDS

Mercedes-Benz C220 1996 GROUNDS

Component	Component Location
W1	Left side of dash, behind instrument cluster, on firewall.
W6 (C220)	Left side of luggage compartment, below luggage compartment hinge. See Fig. 2 .
W6 (C280)	Left side of luggage compartment, below luggage compartment hinge. See Fig. 4 .
W7	In luggage compartment, at right wheelwell.
W7/1	In luggage compartment.
W10	At right side of luggage compartment, on frame rail, near battery.
W11 (C220)	Top front of engine. See Fig. 1 .
W11 (C280)	Top front of engine. See Fig. 3 .
W11/1	Beneath vehicle, left side of transmission flange.
W14 (C220)	Left front side of engine compartment. See Fig. 1 .
W14 (C280)	Left front side of engine compartment. See Fig. 3 .
W16/3 (C220)	Beneath washer fluid container. See Fig. 1 .
W16/3 (C280)	Beneath washer fluid container. See Fig. 3 .
W16/4 (C220)	Right component compartment. See Fig. 1 .
W16/4 (C280)	Right component compartment. See Fig. 3 .
W16/5 (C220)	Beneath washer fluid container. See Fig. 1 .
W16/5 (C280)	Beneath washer fluid container. See Fig. 3 .
W16/6 (C220)	Right component compartment. See Fig. 1 .
W16/6 (C280)	Right component compartment. See Fig. 3 .
W18 (C220)	Beneath left front seat. See Fig. 2 .
W18 (C280)	Beneath left front seat. See Fig. 4 .
W19 (C220)	Beneath right front seat, near door sill. See Fig. 2 .
W19 (C280)	Beneath right front seat, near door sill. See Fig. 4 .
W26	Center console, forward of shifter, beneath mounting lug for SRS control module.
W29/2	Right side of dash, near door jamb.
W30	Beneath vehicle, to left of transmission.
W30/1	Left front side of engine compartment, near A/C receiver-drier.
W30/2	Left front side of engine, on power steering pump.
W31 (C220)	Left side of luggage compartment, below luggage compartment hinge. See Fig. 2 .
W31 (C280)	Left side of luggage compartment, below luggage compartment hinge. See Fig. 4 .

Mercedes-Benz C220 1996 - SPLICES

Mercedes-Benz C220 1996 SPLICES

Component	Component Location
Z2	Center rear of engine compartment, at firewall, 500 mm from S11.
Z3	In wiring harness, rear of engine compartment, on firewall.
Z3/1	Left center of dash, near windshield.
Z3/15	In wiring harness near center console.
Z3/25	In wiring harness near center console.
Z4/4	In right component compartment.
Z6	Left front door rubber boot, between door & door jamb.
Z6/16	Left center of dash, at base of windshield.
Z6/18	Right component compartment, near engine control module.
Z7/1	In left harness crosstray, on left of center console.
Z7/24	At circuit 87 connector sleeve (feed from overvoltage protection relay module K1).
Z7/25	Approximately, 550 mm from (kickdown cut-out relay module) connector.
Z7/29	At circuit 87 connector sleeve (feed from overvoltage protection relay module K1).
Z9	In engine harness, center rear of engine compartment.
Z10	In bottom left side of luggage compartment, in CTEL transmitter/receiver connector.
Z11	In bottom left side of luggage compartment, in CTEL transmitter/receiver connector.
Z21/2	In right harness crosstray, on lower right of console.
Z21/5	Right front door sill.
Z21/6	Right front door sill.
Z23	In main harness, between EA/CC/ISC control module & ASR brake fluid level switch.
Z23/2	In main harness, between EA/CC/ISC control module & ASR brake fluid level switch.
Z28/1	At left rear speaker connector.
Z28/5	In wiring tray, between crosspiece & left front footwell.
Z28/6	In wiring tray, between crosspiece & left front footwell.
Z28/7	In wiring tray, between crosspiece & left front footwell.
Z28/8	In wiring tray, between crosspiece & left front footwell.
Z28/10	In bottom left side of luggage compartment, in CTEL transmitter/receiver connector.
Z30/1	Behind instrument cluster, at sleeve to left turn signal connector.
Z30/2	Behind instrument cluster at sleeve to right turn signal connector.
Z81	In left harness tray, at left rear of center console.
Z81/4	In left harness crosstray, on left of center console.
Z84/1	In main harness, between EA/CC/ISC control module & ASR brake fluid level switch.
Z84/2	In main harness, between EA/CC/ISC control module & ASR brake fluid level switch.
Z96	Right component compartment, in control module connector plug.
Z99	In main harness, between EA/CC/ISC control module & ASR brake fluid level switch.