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2003 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
- Brake 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 2003 MERCEDES-BENZ SL500 AUTOMOBILES
Mercedes-Benz -> Component Replacement & Adjustment -> Blower Motor, Replace -> C32 AMG, C230, C240 & C320 -> CL55 AMG, CL500, CL600, S55 AMG, S430, S500 & S600 -> CLK55 AMG, CLK320, CLK500, SLK32 AMG, SLK230 & SLK320 -> E55 AMG, E320 & E500 -> Front -> ML55 AMG, ML350 & ML500 -> Rear -> SL55 AMG, SL500 & SL600
Vehicle: 2003 MERCEDES-BENZ SL500 5.0 V8 GAS
C32 AMG, C230, C240 & C320
- Remove passenger side blower motor cover below instrument panel.
- Disconnect electrical connector.
- Remove mounting screws and blower motor with controller.
- Reverse procedure to install.
CL55 AMG, CL500, CL600, S55 AMG, S430, S500 & S600
Front
- Remove cover below instrument panel.
- Disconnect blower connector.
- Remove mounting bolts and cover.
- Disconnect blower regulator.
- Remove mounting bolts and blower motor.
- Reverse procedure to install.
Rear
- Reco...
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BRAKE SERVICE PROCEDURES FOR 2003 MERCEDES-BENZ SL500 AUTOMOBILES
Power Brake Units -> Power Brake Unit Service -> Brake Booster, Replace -> CL55, CL500, CL600, S55, S430, S500 & S600 -> CLK55, CLK320, CLK430 & CLK500 -> E55, E320, E430, E500, SL55, SL500, SL600, SLK32, SLK230 & SLK320
Vehicle: 2003 MERCEDES-BENZ SL500 5.0 V8 GAS
Brake Booster, Replace
E55, E320, E430, E500, SL55, SL500, SL600, SLK32, SLK230 & SLK320
- Remove master cylinder as outlined in "Hydraulic Brake Systems."
- Inspect master cylinder rear piston for leaks. If no leaks are visible, proceed as follows:
- Remove and measure brake fluid in booster.
- If there is more than 3.38 ounces of brake fluid, booster must be replaced.
- Disconnect vacuum line at booster.
- Remove cover below instrument panel.
- Disconnect brake pedal return spring.
- Disconnect pedal locking device and remove pin.
- Remove carrier mounting nuts.
- Remove brake booster. Do not damage ...
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FUEL FILTER REPLACEMENT PROCEDURES FOR 2003 MERCEDES-BENZ SL500 AUTOMOBILES
Mercedes-Benz -> Component Locations -> S320, SL320, S420, S430, S500, S600, SL500, SL600 & 1993-92 300SE, 300SL, 400SE, 400SEL, 500SEC, 500SEL, 500SL, 600SEC, 600SEL & 600SL
Vehicle: 2003 MERCEDES-BENZ SL500 5.0 V8 GAS
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DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2003 MERCEDES-BENZ SL500 AUTOMOBILES
DRIVESHAFT, Replace
Vehicle: 2003 MERCEDES-BENZ SL500 5.0 V8 GAS
- Remove lefthand crossbrace with reinforcing plate, Fig. .
- Remove complete exhaust system, exhaust shield and tunnel closing panel.
- Disconnect reinforcement bridge.
- Loosen slide connection clamp.
- Remove mounting bolt and nuts, then disconnect front propeller shaft from transmission. Flexible disc remains with propeller shaft.
- Remove mounting bolts and nuts, then disconnect rear propeller shaft from differential carrier. Flexible disc remains with propeller shaft.
- Loosen flexible discs fitted sleeves using suitable six-inch long, .3974-.4725 inch diameter steel drift.
- Remove intermed...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2003 MERCEDES-BENZ SL500 AUTOMOBILES
Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Intermittent & Poor Connections -> Intermittents -> Poor Connections
Vehicle: 2003 MERCEDES-BENZ SL500 5.0 V8 GAS
Accessing Diagnostic Trouble Codes
Connect a suitably programmed STAR DIAGNOSIS scan tool to DLC (Data Link Connector) and follow manufacturer's instructions.
Clearing Diagnostic Trouble Codes
Connect a suitably programmed STAR DIAGNOSIS scan tool to DLC (Data Link Connector), and follow manufacturer's instructions.
Intermittent & Poor Connections
Intermittents
Most intermittents are caused by faulty electrical connections or wiring. Inspect for the following:
- Wiring broken inside insulation.
- Poor connection between male and female terminal at connector.
- Poor terminal to wire connect...
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STARTER & ALTERNATOR REPLACEMENT PROCEDURES FOR 2003 MERCEDES-BENZ SL500 AUTOMOBILES
Alternator, Replace
Vehicle: 2003 MERCEDES-BENZ SL500 5.0 V8 GAS
- Remove drive belt.
- Remove protective cover, as required, and disconnect electrical connectors.
- Remove ...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2003 MERCEDES-BENZ SL500 AUTOMOBILES
Cabin Air Filter Service -> Mercedes-Benz -> 2003-09 SL Class
Vehicle: 2003 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 2003 MERCEDES-BENZ SL500 AUTOMOBILES
Mercedes-Benz -> Adaptive Dampening System (ADS) Warning Lamp ->
Vehicle: 2003 MERCEDES-BENZ SL500 5.0 V8 GAS
The Adaptive Dampening System (ADS) 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 ADS has been detected. While the fault i...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2003 MERCEDES-BENZ SL500 AUTOMOBILES
Heater Hose, Replace -> Inlet -> Outlet
Vehicle: 2003 MERCEDES-BENZ SL500 5.0 V8 GAS
Inlet
- Drain coolant into a suitable container.
- Reposition clamp on heat exchanger feed pipe and remove hose.
- Reposition clamp on thermostat housing and remove hose.
- Remove hose from vehicle.
- Reverse procedure...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2003 MERCEDES-BENZ SL500 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2003 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 2003 MERCEDES-BENZ SL500 AUTOMOBILES
Component location diagrams for most 2003 MERCEDES-BENZ SL500 cars and light trucks sold in the U.S. from 1990+.
Left Front Door Diagram for 2003 MERCEDES-BENZ SL500 5.0 V8 GAS Components on diagram: |
Engine Compartment Diagram for 2003 MERCEDES-BENZ SL500 5.0 V8 GAS Components on diagram: |
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WIRING DIAGRAMS FOR 2003 MERCEDES-BENZ SL500 AUTOMOBILES
OEM drawn wiring diagrams for most 2003 MERCEDES-BENZ SL500 cars and light trucks sold in the U.S.
2003 MERCEDES-BENZ SL500 5.0 V8 GAS Wiring Diagram Components on diagram: |
2003 MERCEDES-BENZ SL500 5.0 V8 GAS Wiring Diagram Components on diagram: |
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TECHNICAL SERVICE BULLETINS FOR 2003 MERCEDES-BENZ SL500 AUTOMOBILES
OEM TSB listings for most 2003 MERCEDES-BENZ SL500 cars and light trucks sold in the U.S. from 1985+.
Document: Re-code the Software Calibration Number (SCN) Vehicle: 2003 MERCEDES-BENZ SL500 5.0 V8 GAS Auto Systems: |
Document: Model 230 AMG Black Series with Code P99 Spoiler Pre-Delivery Inspection Procedure Vehicle: 2003 MERCEDES-BENZ SL500 5.0 V8 GAS Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2003 MERCEDES-BENZ SL500 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2003 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 2003 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 2003 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 2003 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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