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2004 MERCEDES-BENZ SL500 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT MERCEDES-BENZ REPAIR SHOPS DON'T WANT YOU TO KNOW
Learn how to repair a car or truck, install or remove parts, wire an engine, reset warning lights, replace fuel filter, fix auto body and more. Get Automotix DIY!Select Section
- Component Locations
- Wiring Diagrams
- Technical Service Bulletins
- Specifications
- A/C & Heater Service
- Fuel Filter Replacement
- Driveline, U-Joint & CV Axles Replacement
- Tire Pressure Monitoring System
- Starter & Alternator Replacement
- Cabin Air Filter Locations & Replacement
- Maintenance Lamp Reset
- Radiator & Hose Replacement
- Serpentine Belt Service

A/C & HEATER SERVICE PROCEDURES FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
Mercedes-Benz -> Automatic Temperature Control Systems -> Precautions -> Air Bag System Disarming & Arming -> Battery Ground Cable -> Product Compatibility -> Radio Coded Anti-Theft System
Vehicle: 2004 MERCEDES-BENZ SL500 5.0 V8 GAS
Air Bag System Disarming & Arming
Refer to and for air bag system disarming and arming procedures.
Battery Ground Cable
Prior to service, disconnect battery ground cable and isolate as required.
Product Compatibility
Before replenishing refrigerant or refrigerant oil, ensure product compatibility with the system being serviced. Refer to for specifications.
Radio Coded Anti-Theft System
Anti-theft radios have a coded theft protection circuit. The CODE card must be obtained before disconnecting battery, removing radio fuse or remov...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
Mercedes-Benz -> Fuel Filter Replacement -> Except 2003-06 E320 & E500 Sedans Less 4 Matic & 2004-06 E Series w/Gasoline Engines -> Fuel System Pressure Relief -> Removal & Installation
Vehicle: 2004 MERCEDES-BENZ SL500 5.0 V8 GAS
Fuel System Pressure Relief
Do not smoke or allow an open flame of any type when working on or near any fuel system related components. The highly flammable vapor mixtures may ignite, resulting in serious personal injury.
Prior to disconnecting fuel lines, the fuel system pressure must be relieved to prevent accidental fuel spray.
After the battery has been disconnected and reconnected, some abnormal driveability symptoms may occur. The vehicle may need to be driven while it relearns its adaptive strategy.
- Ensure t...
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 2004 MERCEDES-BENZ SL500 5.0 V8 GAS
- Raise and support vehicle.
- Remove exhaust system as of flange connection.
- Detach reinforcement brace.
- Detach front exhaust shielding plate from exhaust shielding plate above center muffler.
- Remove exhaust shielding plate above center muffler in area close to tunnel.
- Detach front reinforcement brace.
- Only loosen bolts of propeller shaft intermediate bearing.
- Disconnect front propeller shaft at transmission.
- Detach rear propeller shaft from rear axle center assembly.
- Loosen fitted sleeves of flexible couplings.
- Unscrew bolt...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
Component Locations
Vehicle: 2004 MERCEDES-BENZ SL500 5.0 V8 GAS
Refer to F...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
Alternator, Replace
Vehicle: 2004 MERCEDES-BENZ SL500 5.0 V8 GAS
- Disconnect battery ground cable.
- Remove engine air intake duct from air filter housing.
- Remove fan shroud.
- Remove viscous fan, using suitable fan removal tools. Union nut is righthand thread.
- Rotate belt tensioner arm counterclockwise, using a suitable tool to relieve tension from drive belt.
- Lock tensioner in release position, using a suitable drift or punch.
- Remove drive belt.
- Remove sleeve, then remove protective ...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
Cabin Air Filter Service -> Mercedes-Benz -> 2003-09 SL Class
Vehicle: 2004 MERCEDES-BENZ SL500 5.0 V8 GAS
On 2003-05 models, under normal operating conditions the cabin air filter should be replaced every 15,000 miles. In dusty areas change the cabin air filter more often.
On 2006-08 models except AMG, under normal operating conditions the cabin air filter should be replaced every 24 months or 26,000 miles. In dusty areas change the cabin air filter more often.
On 2009 models except AMG, under normal operating conditions the cabin air filter should be replaced every 24 months or 20,000 miles. In dusty areas change the cabin air filter more often.
On 2006-09 AMG models, under normal op...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
Mercedes-Benz -> Anti-Lock Brake System Warning Lamp ->
Vehicle: 2004 MERCEDES-BENZ SL500 5.0 V8 GAS
The Anti-Lock Brake (ABS) System warning lamp, will illuminate when the ignition switch is placed in the On position to indicate the warning lamp is operational. The lamp should go off when the engine is started. If the warning lamp remains on after the engine has been started or while driving the vehicle, a fault in the ABS has been detected. While the fault is present in the ABS, the ABS is switched off. When the ABS is ...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
Coolant Hose, Replace -> Lower -> Upper
Vehicle: 2004 MERCEDES-BENZ SL500 5.0 V8 GAS
Lower
- Drain coolant into a suitable container.
- Reposition clamp at radiator and remove hose.
- Reposition clamp at water pump and remove hose.
- Remove hose from vehicle.
- Reverse procedure to i...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2004 MERCEDES-BENZ SL500 5.0 V8 GAS
- Remove fan shroud ring and place over fan.
- On first versions, proceed as follows:
- Loosen adjusting bolt 1/4-1/2 turn.
- Loosen tensioning nut (turn to left).
- Remove drive belt.
- Inspect pulley surfaces and replace as required.
- Set pointer at marking 1.
- Install belt starting at tensioning pulley.
- Tighten tensioning nut until setting point...
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COMPONENT LOCATION DIAGRAMS FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
Component location diagrams for most 2004 MERCEDES-BENZ SL500 cars and light trucks sold in the U.S. from 1990+.
![]() Components on diagram: |
![]() Components on diagram: |
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WIRING DIAGRAMS FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
OEM drawn wiring diagrams for most 2004 MERCEDES-BENZ SL500 cars and light trucks sold in the U.S.
![]() Components on diagram: |
![]() Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
OEM TSB listings for most 2004 MERCEDES-BENZ SL500 cars and light trucks sold in the U.S. from 1985+.
Document: Re-code the Software Calibration Number (SCN) Vehicle: 2004 MERCEDES-BENZ SL500 5.0 V8 GAS Auto Systems: |
Document: Model 230 AMG Black Series with Code P99 Spoiler Pre-Delivery Inspection Procedure Vehicle: 2004 MERCEDES-BENZ SL500 5.0 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2004 MERCEDES-BENZ SL500 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2004 MERCEDES-BENZ SL500 cars and light trucks sold in the U.S. and Canada from 1970+.
- Brake caliper mounting bolt torque
- Brake drum runout, machining, & discard specs
- Minimum brake lining thickness.
- Brake rotor runout, parallelism, machining, discard, & finish specs
A/C SYSTEM SPECIFICATIONS: Air conditioning refrigerant capacity and type as well as lubricant capacity for most 2004 MERCEDES-BENZ SL500 cars and light trucks sold in the U.S. and Canada from 1980+.
- Refrigerant capacity & type, compressor oil viscosity, total system oil capacity & compressor clutch gap
COOLING SYSTEM BLEED: Cooling system bleeder valve identification, bleeder type and bleed procedures for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1986+.
PREVENTIVE MAINTENANCE: Preventive maintenance recommendations and required services for most domestic and imported cars and light trucks sold in the U.S. and Canada from 1980+. Includes severe and routine service schedules
QUICK-LUBE and ILLUSTRATIONS: Fluid recommendations, capacities, drain plug torques, tire data, and severe service recommended preventive maintenance schedules. Information covers most 2004 MERCEDES-BENZ SL500 cars and light trucks sold in the U.S. and Canada from 1980+. Engine and chassis service images.
- Automatic transmission/transaxles capacities, lubricant recommendations
- Differential/final drive capacities, lube recommendations, grades, & viscosities
- Final drive fill & drain plug torques
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Manual transmission/transaxle capacities, lube recommendations, grades, & viscosities
- Number of lubrication fittings & plugs
- Power steering, brake, & clutch fluid recommendations
- Engine oil capacities, API grade recommendations, SAE viscosity recommendations, drain plug torque
- Severe service maintenance & interval recommendations
- Tire sizes, wheel nut/bolt torque, pressures & rim sizes
- Transfer case capacities, lube recommendations, grades, & viscosities
TUNE-UP & DRIVEABILITY SPECIFICATIONS: Most tune-up specifications for most 2004 MERCEDES-BENZ SL500 cars and light trucks sold in the U.S. and Canada from 1980+
- Airflow sensor electrical specifications
- Tensioning specifications for systems with automatic tensioners
- Barometric pressure sensor specs
- Battery group number and cranking performance
- Crankshaft & camshaft position sensor resistance
- Engine compression pressures
- Coolant temperature sensor specs
- Computer advance.
- Diesel fuel temperature sensor resistance.
- Distributor advance specifications
- Ignition pickup coil resistance
- Exhaust gas recirculation temperature sensor resistance
- Engine fastener torque values
- Firing order diagrams
- Fuel system pressures
- Generator (alternator) specs
- Intake air temperature sensor specs
- Ignition coil specifications
- Fuel injector resistance
- Engine idle speeds
- Knock sensor resistance
- Manifold absolute pressure sensor specs
- Mixture control solenoid resistance
- Voltage regulator specs
- Spark plug applications & gaps
- Starter motor electrical specs.
- Tensioning specifications for systems without automatic tensioners
- Throttle body temperature sensor resistance
- Ignition timing in degrees at rpm
- Transmission oil temperature sensor resistance
- Throttle position sensor specs
- Vacuum sensor valve specs
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