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123 and 126 Front Suspension Troubleshooting and Parts Replacement Guide by Kent Bergsma - Download
This quick reference guide will help you locate the source of the most common problems found on 123 and 126 chassis front suspensions. Illustrated parts breakdowns will guide you to the parts needed to repair the problem.
123 107 126 201 124 722.3x and 722.4x Transmission Modulator Valve Installation Inst PDF DOWNLOAD
Illustrated 6 page step-by-step instructions for proper removal and installation of the modulator upgrade for the years and models noted here. Includes how-to specific details for using the new adjustment cap on the upgraded OEM modulators now available. These are installation instructions only.
Diesel Automatic Transmission PEAK Performance Tuning Manual by Kent Bergsma
I have received so many emails on this topic that I had to sit down and write a very detailed manual over 130 pages in length! Let's face it! Diesel automatic transmissions can be troublesome, particularly those models that use vacuum to control shifts.
Self Leveling Suspension, Theory, Troubleshooting, Maintenance by Kent Bergsma - Download
This 16 page PDF downloadable SLS manual was written specifically for 123 300TD wagon owners, but also applies to the models mentioned above, 300TDs from 1979-1985 and other chassis above up to 1990.
Steering Idler Arm Bushing Replacement Instructions By Kent Bergsma - Download
This is a very common wear problem on most older Mercedes. The steering idler arm bushings are made out of rubber and when they wear your steering will get sloppy and you may hear squeaking noises when you turn the steering wheel.
Preventing Catastrophic V8 Engine Failure .pdf Download - by Kent Bergsma
PDF DOWNLOAD FINALLY AVAILABLE of our popular 'Preventing Catastrophic V8 Engine Failure' Manual!!
Applies to the following chassis: 111, 108, 109, 107, 116, and 126. Includes 3.5, 4.5, 350, 380, 450, 500, 420, and 560 V8 engines from 1970 to 1991.
MBZ Brake Systems Complete Repair Manual - PDF Download
This manual is a complete guide for all brake component replacement for all 1965-1995 Mercedes Benz cars. It will help you identify common signs of trouble, inspecting brake components, and replacing major brake components - a necessity for any DIY brake job on your Mercedes Benz!
Brake Bleeding Equipment and Procedures by Kent Bergsma - Download
This 12 page instructional downloadable booklet by Kent Bergsma covers brake bleeding equipment and procedures for all model Mercedes from the mid 1950s to the mid 1990s. This covers chassis Ponton 110 111 112 113 108 109 114 115 116 107 116 123 126 201 and 124.
Ignition Steering Lock Removal and Replacement Manual by Kent Bergsma - Download
For all 108 109 114 115 107 116 123 126 201 and 124 Chassis 1968 to 1995 including those models that have a special cable installed to keep the transmission locked until the key was turned.
Rear Subframe Rubber Mount Replacement Instructions by Kent Bergsma - Download
These are the instructions that are included free with all of our Rear Subframe Mount Replacement kits. If you are interersted in seeing what this job entails, or you have the parts already, then these downloadable instructions are great.
Pre-Glow Systems Tips, Quick Tests and Upgrades - All Diesels 1960 to 1993 Download
During his years of working on diesel engines, Kent has learned a few things about glow plugs. Some he learned the easy way and others he learned by “pain and suffering.” If misunderstood or improperly maintained, glow plugs can be the “achilles heal” of a diesel.
Pre-Glow Parallel Systems Testing 1978 to 1993 by Kent Bergsma - Download
This book explains how a parallel pre-glow system works and how to properly test it using inexpensive electrical testing equipment. If your PENCIL style glow plugs are not working properly, you need to find the cause BEFORE you start buying parts.
123 and 126 Chassis Lower Outer Window Seal Replacement Instructions by Kent Bergsma - Download
These seals are not only cosmetic but they also provide a seal to minimize the amount of rain water getting down inside the doors on an older Mercedes.
616 617 Diesel Engine Vacuum Shutoff Valve Replacement Instructions by Kent Bergsma - Download
Included are instructions for testing the valve as well as removing and replacing it yourself. The valve is located at the back of the fuel injection pump. If working properly it will shut the fuel off inside the pump.
617 Turbo Diesel Rack Damper Replacement and Adjustment Instructions by Kent Bergsma - Download
A faulty or improperly adjusted rack damper bolt can cause your 617 5 cylinder turbo diesel engine to “rock” when it is idling. This means the engine will seem like it is changing speed up and down ever so slightly.
Instructions for Reinforcing Plastic Upper Neck on Behr Radiators by Kent Bergsma - Download
These instructions are part of our radiator neck reinforcement kit and a printed copy is included free with the purchase of that kit (see related products below).
Why Does My Diesel Engine Run So Badly? by Kent Bergsma - Download
Running badly means poor performance. It happens sooner or later to EVERY diesel owner. The word "performance" is often used to describe how well a diesel engine runs once started. The principles discussed will cover all Mercedes diesels from the mid 1950s to the mid 1990s.
Diesel Injector Cleaning, Overhaul and Testing Procedures Manual By Kent Bergsma - Download
33 page digital PDF manual. Applies to all 110 115 116 123 126 201 124 140 diesels from 1961 to 1994. From my many years of working professionally on Mercedes diesels I have learned fuel injectors are the single most neglected maintenance item. I believe there are a number of reasons for this.
Flexible Brake Hose Replacement Instructions by Kent Bergsma - Download
5 page digital PDF Instructions include multiple pictures to assist you in completing the job. Clear and detailed with tips and tricks from Kent Bergsma's years of experience.
We also highly recomend the Ultimate Flexible Brake Hose tool to complete the job. Look below to view.
201 124 and Late 126 Ignition Tumbler Cylinder Lock Replacement Procedure Instructions by Kent Bergsma - Download
PDF complete detailed step-by-step instructions (4 pages) to walk you through changing out your ignition tumbler.
Late 123 Early 126 Ignition Tumbler Switch Replacement Procedure Instructions by Kent Bergsma - Download
5 page PDF digital instructions to walk you through changing out your ignition tumbler.
Front Seat Repair Manual by Kent Bergsma - Download
Is your drivers seat starting to sag more than it use to? Are you finding it is just not comfortable any more on long trips? Maybe it tips to one side and you are constantly trying to compensate your weight to the other side.
126 Chassis Heater Motor Repair By Kent Bergsma - Download
Fits all Mercedes 126 chassis cars from 1981 to 1991.
Emergency Brake Repair and Adjustment Manual by Kent Bergsma - Download
Older Mercedes have a very effective emergency brake design which was virtually the same on all models from the late 1960s right up through the early 1990s. The actuating mechanisms are all mechanical and are controlled by a Y cable under the car.
3/2 Vacuum Valve Inspection, Testing and Repair By Kent Bergsma - Download
Until now there has been no practical information for the DIYer to know how to test and replace their own vacuum 3/2 valve assemblies.
Downloadable PDF is 10 pages and includes step by step instructions and detailed photos to help you complete this job.
Instrument Cluster Removal and Component Replacement By Kent Bergsma - Download
For all 108, 109, 114, 115, 107, 116, 123, 126, 201, and 124 chassis from 1965 to 1995. I wrote this repair guide to show you how to properly remove your instrument cluster and replace worn or failing components. (NOTE: This is not a detailed manual on how to repair the components.
126 Front Suspension Guide Rod Bushing Replacement Instructions By Kent Bergsma - Download
Digital 4 page PDF instructions. Detailed pictures and step by step instructions to assist you in completing the suspension guide rod bushing replacement.
617 Turbo Diesel V-Belt Replacement and Accessory Inspection Manual By Kent Bergsma - Download
Changing the V-belts on your older 5 cylinder turbo diesel engine can be a pain. If you have not done it before it can be a REAL pain that leaves you confused and frustrated. In some cases it is possible to damage or break critical adjusting mechanisms if not done properly.
Fuse Box Upgrade Instructions By Kent Bergsma - Download
Have you been having electrical problems in your older Mercedes? Maybe you have taken the fuse box cover off and wiggled a few fuses and it has solved the problem for a while. You probably noticed corrosion on the tips of the old aluminum fuses.
Diesel Flexible Fuel Line Replacement Instructions By Kent Bergsma - Download
The original fuel lines on most late 70s and early 80s Mercedes Diesels were braided line and with age they do rot and develop slow leaks.
Diesel Pencil Glow Plug Reamer Instructions By Kent Bergsma - Download
Digital PDF instructions for cleaning your pencil glow plug chambers. 5 pages of step by step instructions with detailed pictures to visually assist you in completing the job.
Diesel Glow Plug Replacement 1960 to 1985 By Kent Bergsma - Download
Applies to 190D, 200D, 220D, 240D, 300D, 300CD, 300TD and 300SD (Not for 1984 to 1985 190D) Downloadable PDF eBook 3 explains how to properly remove and replace the glow plugs in the early diesel engines up to 1985.
Hood Star Installation Instructions By Kent Bergsma - Download
If you have never replaced a hood star it can be frustrating getting the old one out and the new one in properly.
Our detailed instructions will explain how to do it in a few minutes with simple hand tools. Multiple pictures visually walk you through the process. PDF is 2 pages.
Electrical Ignition Switch Replacement Instructions By Kent Bergsma - Download
These instructions pertain only to the multi pin plug switch on the back of the ignition lock and key assembly.
Diesel Oil Cooler Hose Replacement Instructions By Kent Bergsma - Download
If you have a W116 or W126 300SD or a turbo 1981 to 1985 5 cylinder W123 Diesel you must pay attention to your oil cooler hoses. If one of these hoses fail you will destroy the engine unless you are in the habit of looking at your oil pressure gauge every 5 minutes while driving.
Diesel Engine Fluid Leak Diagnostic Guide - Download
In a perfect world your diesel would not leak a drop of fluid. Unfortunately, with the age of your vehicle, it may not be economically possible to eliminate every leak. Sometimes you may just have to live with some leaks.
126 Chassis Door Maintenance and Repair Manual By Kent Bergsma - Download
For all 126 sedans built from 1981 to 1991.
103 Engine 6 Cylinder Power Tuning Guide By Kent Bergsma - Download
Fits the following, 201, 124, and 126 chassis with 6 cylinder single cam gas engine. In my opinion, the 103 6 cylinder gas engine (built from 1986 to 1993) is one of the best engines Mercedes has ever built.
60x Parallel Glow Plug Replacement By Kent Bergsma - Download
Covers 190D 300D 300TD 300SDL 350SD 350SDL 1984 - 1993. Book 4 in our glow plug series explains how to properly remove and replace the glow plugs in the OM 601 602 and 603 diesel engines from 1984 to 1993.
Automatic Transmission Fluid and Filter Change (II) Instructions By Kent Bergsma - Download
This guide will explain how to properly change the fluid and filter in your late 123, 126, 201, 124, late 107 chassis Mercedes as well as early 129 and 140 chassis. This includes model years from 1982 to 1993.
Biodiesel Flexible Fuel Line Replacement Instructions By Kent Bergsma - Download
Installation instructions specific for 123 / 126 chassis only - general for other chassis. Details included on how to make your own fuel tank outlet hose and fitting with materials supplied in the Flexible Fuel Line Replacement kit.
Introduction to Permanent Rust Repair by Kent Bergsma - Download
This instruction booklet is meant to be an introduction to simple rust repairs. I have also written a manual that goes into more advanced repairs using Miracle Paint to replace larger rotted sections of sheet metal.
616 617 Diesel Engine Front Pulley, Counterbalance and Crank Seal Replacement Guide
Kent originally wrote this manual to go along with our 617 Turbo Diesel Front Crank Seal Replacement Kit as well as our 616 and 617 NON Turbo Crank Seal Kit. We have found that many of you are having problems with your front crank bolt loosening up or bolts sheer
Sedan / Wagon Door Seal Instructions and Tools
Fits 114 115 116 123 and 126 Chassis. This set of detailed PDF instructions and plastic insertion tools with help you remove and install the front and rear door seals in your older Mercedes sedan or wagon.
Diesel 616 617 Vacuum Source Troubleshooting and Repair - by Kent Bergsma
Applies to 240D 300D 300CD 300TD 300SD Diesel This guide is written specifically for owners of 123 and 126 diesels from 1977 up to 1984. There are some sections that apply to the 115 and 116 chassis but it is not specific to those models.
616 617 Diesel Performance Tuning and Repair Manual by Kent Bergsma
For 200D 220D 240D 300D 300CD 300TD 300SD to 1985. This manual is written specifically for the diesel owner who wishes to know more about his engine and to understand how to tune and adjust it for maximum performance.