Post Your Successful Diesel Mods At Dieseldatabase

Have you completed a successful mod on your diesel truck? and did you take pictures and discovered tips that might help others? Your post is welcome here. All you have to do is register on this site. Then contact us via the the contact form on the ABOUT page (see menu), letting us know you […]

Glossary of Diesel Abbreviations

2WD Two Wheel Drive 4WD Four Wheel Drive AAMOF As A Matter Of Fact – used by many on mail lists and message boards ABS Anti-lock Brake System: Modulates braking pressure to control wheel lockup ACM Airbag Controller Module: monitors sensors and deploys airbag(s) in the event of an accident ACT Air Charge Temperature ACV […]

Cummins 12V Fuel PreFilter Cleaning

The maintenance schedule in the owners manual indicates the “strainer” should be cleaned at 12000 mile intervals at the same time the fuel filter is replaced. This is for both the “A” and “B” maintenance schedules. In the instructions in the service manual for replacing the fuel filter it states “Whenever the fuel filter is […]

Fuel Filter Usage

Here’s a photo showing the condition of my original fuel filter after 24,000 miles – never been changed to this point since new: The photo is a bit misleading the overall condition of the old filter is actually not bad at all – lots whiter down in between the pleats than can be seen here, […]

Dodge Cummins Cooling Capacity

5.9 L CTD 22.7 L or 24 Quarts Includes 1 quart for reservoir

Stewart Warner B750 Mechanical Gauge Install Sheet

Click the link below for the pdf version of Stewart Warner B750 Mechanical Gauge Install Sheet Stewart Warner B750 Mechanical Gauge Install Sheet [thanks to Stewart Warner used with permission]

Clutch Tips

Note: Tip 3 is the only one that applies to a Ram pickup TIPS FROM AUTOMOTIVE PRODUCTS, INC. Automotive Products, Inc., the supplier of the Pre- filled Hydraulic Clutch Actuator Assembly for the Dodge Ram (BR), the Dodge Dakota (AN), the Jeep Wrangler (TJ), and the Jeep Cherokee (XJ), has some valuable tips for Automotive […]

Waste Gate Mods

The simple explanation: a waste gate limits the maximum boost generated by the turbocharger. How it works and what it does: The waste gate uses a pressure activated diaphragm and rod to operate an exhaust bypass around the turbocharger and thus limit the maximum boost that the turbocharger can produce. This permits an engine manufacturer […]

Inspecting the Water Pump Weep Hole on Dodge Diesel Trucks

Use a pipe cleaner or a piece of wire to knock scale and dirt from the water pump weep hole. 1st and 2nd generation (every 12000 miles): 1: From above and just in front of the alternator pulley, look down to the water pump. 2: The weep hole is at about the 7:00 position, below […]

Serpentine Belt Replacement

Work performed on a 2002 Time Of Completion : 30 Mins Here’s my belt @ 48,000 miles may want to check yours out Tools Required : 1/2 Inch Drive Ratchet & an 1/2 to 3/8 reducer Parts Required : Here’s the Gatorback belt $33.50 at AutoZone; this part Number is for Models with A/C This […]

APPS Repair

This guide addresses the construction, possible disassembly, and possible repair of erratic or failed APPS units. These throttle control units, APPS (Accellerator Pedal Position Sensor), most frequently seem to fail or become erratic in operation due to deteriorating contact between internal rotating fingers and the resistance track they ride on inside the APPS unit, causing […]

P Pump Cutaway

I snapped these Photos at SDX Aneroid Fuel Plate Governor Arm Governor Spring Cover and Throttle Cable Connection Point Governor Springs Pump Cam Delivery Valves Together

How to adjust the idle speed on a Dodge Diesel

How do I adjust the idle speed on my Ram diesel? The idle speed seems too high. First, trace the accelerator linkage to the connection on the fuel pump. With the ENGINE OFF have someone floor the accelerator and watch the fuel arm move. The best position I can describe is that it is under […]

Clamp On Isspro Thermocoupler

Locate the pipe running from the exhaust manifold on the drivers side over to the turbo. About 2″ above where this pipe attaches to the exhaust manifold a hole can be drilled to accommodate the thermocouple. Start with a small drill bit and work up to 1/4″ one bit size at a time making sure […]

12V Cummins Governor Lever Adjustment

Here is the ins and outs of the secret governor lever adjustment This is a cut away view of the governor of a P7100 pump. Notice how the lever hit the cam plate flush at the very bottom edge. To check your adjustment the throttle lever needs to be moved until the lever just touches […]