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Third Gen Dodge Ram 24 Valve Diesel
98-01 Ram Diesel Operation and DIY Maintenance

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Routine Maintenance     Repairs    Troubleshooting     Modifications

Starting after an extended shutdown period (parked for more than 30 days)

Ether

Idle / Warm-up / Cool-down

Routine Maintenenace

See also: Routine operation and service - Recommendations from Cummins Bulletin # 3606341

Maintenence Schedule A - Normal Service Intervals B - Severe Duty Service Intervals
Miles Months Engine Hours Miles Engine Hours
Check oil, drain filter sediment and water - Every fuel stop -
Change Oil Filter 7500 6   3750  
Adjust Rear Brakes (98-01 w/ Drum Brakes) 7500 6   3750  
Rotate Tires 7500 6   7500  
Change Fuel Filter 1998-1999,  2000-2001 15000 12   7500  
Inspect water pump weep hole 15000 12   15000  
Inspect brake linings and pads 22500 18   15000  
Change coolant 30000 24   15000  
Change transmission fluid and filter, adjust bands 30000 24   15000  
Change front and rear axle oil 45000 36   15000  
Check fan, fan clutch, drive belt 30000 24   30000  
Inspect vibration damper 30000 24   30000  
Inspect front wheel bearings (2WD) 30000 24   30000  
Change transfer case fluid 45000 36      
Adjust Valve Lash 150000 150   135000  

Repairs and Routine Servicing

Replace Thermostat R&R instructions
Blow-by bottle relocation reduce the fumes entering the cab
Add a centrifugal oil filter

photos and some detail from John Pavlovic

Fan and Hub Removal R&R instructions
Fuel System component locations Diagram of engine component locations
Clean/Diagnose the IAT sensor Cleaning the sensor, and some normal resistance values.
Crankshaft Position Sensor replacement photos and instructions at DieselTruckResource.Com
Crankshaft Position Sensor replacement photos and instructions at Palmer Livestock Hauling
Bolt Torque specs Engine conponent torque chart
Fuel Lift Pump Replacement Customer Satisfaction Notice 878 has the R&R procedure
Manifold Heater and Relay R&R instructions

Troubleshooting

Troubleshooting and service Master Tech February 1998 - Using the Scan tool to diagnose problems
Low power Check the fuel tank vent cap, which should have been removed at the factory
VP44 Reliability issues The lift pump and VP44 have not been as reliable as Cummins expected
Manifold Heater troubleshooting  

Modifications

Cummins QuickCheck II Installation and use
Injector Installation Tips and tricks
Blow-by bottle relocation reduce the fumes entering the cab
Add a centrifugal oil filter

photos and some detail from John Pavlovic

Install a pyrometer/boost gauge photos and details on the Gateway Diesel Owners Association site
Install a pyrometer instructions at TST's web site
Prelub oil pump review article from Brad Albrecht
Using the PCM to control an exhaust brake Diagrams and instructions on Ken Lenger's Ram page
Installation of the Scotty Air System photos and instructions at DieselTruckResource.Com

 

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