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 […]

Dodge Cummins Intercooler Boots and Upgrades

Are your intercooler boots & hoses blowing off? This is a common problem with the Ram Diesel especially for those who love high boost pressure. Stock intercooler boots & hoses have been blowing off at as little as 25 PSI which can ruin your day if you are racing at the track or pulling that […]

Universal Joint Replacement

Work Performed on an ’03 CTD The ujoint pictured below is the factory joint that I just took out. My rear drive shaft was replaced the 1st time to the dealer under warranty. Then they replaced the ujoints again after that, making a total of 3 sets of factory joints within 75,000. When I first […]

A Good Chain Can Make All The Difference

I cannot describe the feeling but I know you’ve felt it before. The feeling you get when you know something is enormously wrong but just before the full impact hits you. It was only five fifteen but it was dark outside. I stepped outside my truck and was looking back at the trailer. From where […]

Charger HP

The horsepower is calculated as a rough estimate using approx. 0.7*CFM=Race HP and 0.55*CFM=Daily HP. Turbo CFM Racing HP Daily HP HX35 600 420 330 HX40 800 560 440 T66 800 560 440 B1 900 630 495 H2E 1000 700 550 HX50 1000 700 550 HX55 1050 735 578 HT3B 1100 770 605 T76 1350 […]

Repair Under Hood Weatherstripping

Tired of always finding the weather strip laying on top of the turbocharger in the engine compartment? A bead of silicone rubber RTV in the weatherstrip groove will keep the strip attached and eliminate the fire danger. Red RTV or high strength gray RTV is my favorite for this type of work. Black RTV would […]

Dodge 24V IAT Sensor Cleaning

This is an article for cleaning the IAT sensor on the 1998-2002 24V diesel engine. The IAT sensor measures the temperature of the intake manifold. The ECM uses this sensor reading to set injection timing and adjust the air-fuel ratio. If the fuel mileage and power output of you engine seem low, some owners have […]

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 […]

12V TPS Wiring Diagram

For TPS adjustment, Joe G. suggested using a potentiometer in the ground circuit. I decided to try it and It really gives a much better range of adjustment than elongating holes in the TPS body. Here is a schematic drawing showing how to wire it. Using the above circuit, adjusting the potentiometer adds resistance to […]

Turbo Troubleshooting Chart

Click on Image for a Larger View [thanks to Garrett used with permission]

Vulcan Performance Fueling Upgrade Installation

Work Performed on 2002 CTD My truck has an existing Carter Pusher Pump. I’m using the Vulcan Kit to Replace all the restrictive banjo Fittings and fuel lines. Estimated Time of completion : 3 Hrs Kit includes: Stainless Steel Vulcan Full Flow Fittings, Vulcan integrated fuel pressure adaptor (00-02 only), 30R7 fuel line, extended pump […]

The Dodge Diesel Mystery Switch

These instructions for the mystery switch are for the 47RH not the 47RE. The later transmission control has a relay that has to be removed and the load pins jumped. The ’96 and later also have more than one orange with black tracer wires on the PCM. There are 2 (two) options you have between […]

Port and Polishing

First, you will need cutters. In the next photo you will see some of the cutters I use for this. On the right are metal cutters. These cost $20 to $75 each, so choose wisely. In the middle are sanding cones. I use #80-100-220-240 grit. I use a long mandrel and a (not shown) short […]

Dodge 24V Cummins Lift Pump Replacement

Procedures for a 1999 Ram NOTE: You may be able to improve this but this is exactly what we did and changed two pumps in less that two hours) TOOLS: 17 mm wrench & socket, 10 mm wrench & socket, 7/16 socket, 1/2 inch socket. 1. Lay a non-conducting material over the battery posts (fender […]

P7100 Injection Pump Timing

THIS BULLETIN SUPERSEDES TSB. 18-10-94 DATED JUL.. 22, 1994. THE PART NUMBER FOR THE ENGINE TIMING TOOL PACKAGE HAS BEEN CHANGED TO SPX MILLER #6860. Models: 1994 (BR) Ram Truck Symptoms: Excessive white exhaust sake or lack of power. Diagnosis: Using the Mopar Diagnostic System (MDS) or the Scan Tool (DRB II or III) with […]