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2009 MERCEDES-BENZ E320 CAR/TRUCK REPAIR PROCEDURES AND DIAGRAMS - WHAT MERCEDES-BENZ REPAIR SHOPS DON'T WANT YOU TO KNOW
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- Technical Service Bulletins
- Specifications
- 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

DRIVELINE, U-JOINT & CV AXLES REPLACEMENT PROCEDURES FOR 2009 MERCEDES-BENZ E320 AUTOMOBILES
DRIVESHAFT, Replace -> Front -> Rear
Vehicle: 2009 MERCEDES-BENZ E320 Bluetec 3.0 V6 DIESEL
Front
- Raise and support vehicle.
- Remove right-hand sensor, downstream of TWC.
- Match mark front propeller shaft relative to flange of front axle gear and to flange of transfer case.
- Detach front propeller shaft from flange of front axle gear.
- Detach front propeller shaft from flange of transfer case.
- Remove propeller shaft from front axle gear.
- Reverse procedure to install, noting the following:
- Torque flexible coupling to transfer case (M10) 108 in. lbs. (M12) 13 ft. lbs.
- Torque flexible coupling to front axle gear to (M10) 108 in. lbs. (M12) 13 ft. lbs.
Rear
- Raise and support vehicle.
- ...
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TIRE PRESSURE MONITORING SYSTEM PROCEDURES FOR 2009 MERCEDES-BENZ E320 AUTOMOBILES
Diagnosis & Testing -> Accessing Diagnostic Trouble Codes -> Clearing Diagnostic Trouble Codes -> Intermittent & Poor Connections -> Intermittents -> Poor Connections
Vehicle: 2009 MERCEDES-BENZ E320 Bluetec 3.0 V6 DIESEL
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 2009 MERCEDES-BENZ E320 AUTOMOBILES
Starter, Replace
Vehicle: 2009 MERCEDES-BENZ E320 Bluetec 3.0 V6 DIESEL
- Remove battery ground cable from battery.
- Remove bottom sections of soundproofing.
- Remove engine trim panel.
- Remove air filter housing.
- Remove three-way catalytic converter.
- Remove protective cap and remove electrical lines from starter.
- Remov...
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CABIN AIR FILTER LOCATIONS & REPLACEMENT PROCEDURES FOR 2009 MERCEDES-BENZ E320 AUTOMOBILES
Cabin Air Filter Service -> Mercedes-Benz -> 2003-09 E & 2006-09 CLS Class
Vehicle: 2009 MERCEDES-BENZ E320 Bluetec 3.0 V6 DIESEL
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 of...
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MAINTENANCE LAMP RESET PROCEDURES FOR 2009 MERCEDES-BENZ E320 AUTOMOBILES
Mercedes-Benz -> Check Engine Lamp ->
Vehicle: 2009 MERCEDES-BENZ E320 Bluetec 3.0 V6 DIESEL
The Check Engine lamp should illuminate when the ignition switch is placed in the On position to indicate the lamp is operational. After the engine has been started, the warning lamp should go off. If warning lamp comes on while th...
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RADIATOR & HOSE REPLACEMENT PROCEDURES FOR 2009 MERCEDES-BENZ E320 AUTOMOBILES
Radiator, Replace
Vehicle: 2009 MERCEDES-BENZ E320 Bluetec 3.0 V6 DIESEL
- Drain coolant into a suitable container.
- Remove engine trim panel.
- Remove upper radiator crossmember.
- Remove intake air duct upstream of air filet.
- Remove electric fan.
- Remove front bumper.
- Remove charge air cooler.
- Remove signal horn.
- Remove air ducting at radiator.
- Unclip air duct fittings.
- Remove transmission oil cooler li...
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SERPENTINE BELT SERVICE PROCEDURES FOR 2009 MERCEDES-BENZ E320 AUTOMOBILES
Serpentine Drive Belt, Replace
Vehicle: 2009 MERCEDES-BENZ E320 Bluetec 3.0 V6 DIESEL
- Open engine hood.
- Remove front engine cover.
- Rotate or lift belt tensioner arm counterclockwise, using a suitable tool to relie...
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TECHNICAL SERVICE BULLETINS FOR 2009 MERCEDES-BENZ E320 AUTOMOBILES
OEM TSB listings for most 2009 MERCEDES-BENZ E320 cars and light trucks sold in the U.S. from 1985+.
Document: Re-code the Software Calibration Number (SCN) Vehicle: 2009 MERCEDES-BENZ E320 Bluetec 3.0 V6 DIESEL Auto Systems: |
Document: Maintenance Systems Overview Vehicle: 2009 MERCEDES-BENZ E320 Bluetec 3.0 V6 DIESEL Auto Systems: |
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COMPONENT/PARTS SPECIFICATIONS FOR 2009 MERCEDES-BENZ E320 AUTOMOBILES
BRAKE SPECIFICATIONS: Brake drum, rotor, caliper, and related specifications for most 2009 MERCEDES-BENZ E320 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 2009 MERCEDES-BENZ E320 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 2009 MERCEDES-BENZ E320 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 2009 MERCEDES-BENZ E320 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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