Free Tech Information Portal: Access for Club Members Only
In this Club benefit section we will be posting resources to help our members solve some of the more common maintenance problems on older Mercedes. These will include important electrical diagrams, vacuum schematics and installation and repair instructions that you can print and use as you like.
Here is a current list we are working on. Updates are made on a weekly basis. The ones highlighted in blue are finished. If you are a member you can click on those to read and print the full instructions.
Diesel Engine Troubleshooting and Repair Instructions
- 615 616 617 Diesel Engine Timing Chain Routing and Parts Breakdown New!
- Diesel Engine Timing Chain Tensioner Warning and Proper Installation:
- Tips on removing rounded out or damaged hex head bolts
- Advanced Diesel Fuel Injector Sealing Procedure
- Adjusting Problem Valve Clearances on 615 616 and 617 Diesel Engines
- Best Way to Troubleshoot a Knocking Noise in a Diesel Engine
- Diagnosing suspicious diesel engine noises
- Vacuum pump constantly failing? Check the following:
- Servicing oil bath air filter on 1968 to 1976 220D and 240D
Gas Engine Troubleshooting and Repair Instructions
- My 103 104 Engine just quits on me! What can I do?
- Isolating 103 104 Engine front accessory noises
Transmission Troubleshooting and Repair Instructions
- Troubleshooting Reverse Gear Failure / Slippage: 1968 to 1981 Models
- Improving High Mileage Automatic Transmission Shifting Performance
- Bowden Cable Adjustment Procedure
- Manual Transmission Shift Rod Routing and Adjustment Procedures
Common Chassis Installation and Repair Instructions:
- Tips on removing rounded out or damaged hex head bolts
- Repairing loose or rattling automatic shifter linkage
- Removing Stubborn Tie Rod Ball Joints
- Removing Stubborn Brake Rotor Hex Bolts from Front Hubs
- Master Cylinder Warnings and Proper Bleeding Procedure
- Wagon Rear Hatch Adjustment and Maintenance Tips
- Troubleshooting Climate Control Problems
Schematics and Diagrams.:
- 1980 to 1985 Diesel Engine Vacuum System Routing Diagrams
- Proper Operation of Cruise Control Lever
- 123 Electrical Diagrams
- 123 Electrical Diagrams.
General Tips and Tricks.:
Membership in our unique club has its rewards. Members get instant access to a special troubleshooting and repair help section and can post technical questions to Benz Aid.
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