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Automotix DIY provides automotive consumers and do it yourselfers; the most comprehensive repair information about 2003 Dodge RAM 3500 VAN car and truck
repair procedures including Dodge engine diagrams, wiring diagrams, repair work estimating measures, technical service bulletins, auto body work
guidance, starter & alternator replacement procedures, serpentine belt replacement procedures, radiator & hose replacement procedures, tune-up &
drivability specifications, quick lube illustrations, preventive maintenance guide, engine light reset instructions, parts removal and install
procedures, fuel filter replacement directions, component location diagrams, air filter locations & replacement instructions, a/c
system specifications, and general auto service procedures. You don't have to be a car mechanic or technician to know how to fix
your 2003 Dodge RAM 3500 VAN automobile. Try the Automotix DIY solution today!
We have info for following modifications of 2003 Dodge RAM 3500 VAN
- 2003 Dodge RAM 3500 VAN 5.2 V8 GAS, CID:318, Fuel Injection, Aspiration:318, Engine VIN:, Desg:Y
- 2003 Dodge RAM 3500 VAN 5.9 V8 GAS, CID:360, Fuel Injection, Aspiration:360, Engine VIN:, Desg:Z
- 2003 Dodge RAM 3500 VAN 5.2 V8 CNG, CID:318, Fuel Injection, Aspiration:318, Engine VIN:, Desg:T
A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 VAN AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2003 Dodge RAM 3500 VAN cars and light trucks from 1990+
Manual Air Conditioning & Heater System Diagnosis & Testing -> Full Size Van & Ram 1500-3500 Pickup -> Component Diagnosis & Testing -> Blower Motor -> Blower Motor Relay -> Blower Motor Resistor -> Blower Motor Switch -> Blower Relay Circuit -> Compressor -> Compressor Clutch Coil -> Compressor Clutch Relay -> Compressor Clutch Relay Circuit -> Expansion Valve -> Fin Sensing Cycling Clutch Switch -> Front -> Front & Rear A/C -> Front A/C -> Full Size Vans -> Full-Size Van -> High Pressure Cutout Switch -> Low Pressure Cutout Switch -> Ram 1500-3500 Pickup -> Rear -> Refrigerant System Sight Glass -> Thermal Limiter Switch
Vehicle: 2003 Dodge RAM 3500 VAN 5.2 V8 GAS
Blower Motor
If blower motor does not operate, inspect for the following:
- Blown fuse.
- Open power circuit.
- Open ground circuit.
- Faulty blower relay.
- Faulty blower resistor.
- Faulty blower switch.
- Faulty heater-A/C control switch.
- Faulty blower motor.
Blower Motor Relay
- Remove blower motor relay from Power Distribution Center (PDC).
- Inspect continuity between terminals No. 87A and 30, and 87 and 30, Fig. . If continuity exists between terminals No. 87A and 30, but not be...
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A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 VAN AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2003 Dodge RAM 3500 VAN cars and light trucks from 1990+
Compressor Service -> Sanden TRS-105 Compressor -> Inspection
Vehicle: 2003 Dodge RAM 3500 VAN 5.9 V8 GAS
The clutch plate and clutch pulley are mated at factory. Do not replace compressor clutch pulley or clutch plate separately. The clutch coil can be serviced separately.
- Inspect friction surfaces of clutch pulley and plate for wear. Replace if excessive wear or scoring is present.
- Inspect friction surfaces of clutch pulley and plate for oil contamination. If friction surfaces are oily, clut...
CLICK HERE TO GET FULL ACCESS TO 2003 Dodge RAM 3500 VAN A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 VAN AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2003 Dodge RAM 3500 VAN cars and light trucks from 1990+
Cooling Fans -> Light Trucks & Vans -> Diagnosis & Testing -> Accessing Diagnostic Trouble Codes (DTCs) -> Caravan, Town & Country & Voyager -> Clearing Diagnostic Trouble Codes (DTCs) -> Dakota & Durango -> Fan Control Relay -> Fan Motor -> Fan Motor Circuit -> Grand Cherokee -> Liberty -> Pacifica -> PT Cruiser
Vehicle: 2003 Dodge RAM 3500 VAN 5.2 V8 CNG
Fan Motor
Caravan, Town & Country & Voyager
Refer to Fig. , for fan motor diagnosis chart.
Fan Motor Circuit
All models are equipped with an engine controller which will detect and store a diagnostic trouble code for the cooling fan system. This information may be accessed by using a DRB diagnostic tool.
Accessing Diagnostic Trouble Codes (DTCs)
Connect suitable DRB lll scan tool to Data Link Connector (DLC), follow manufacturers instructions to access diagnostic trouble codes and procedures.
Clearing Diagnostic Trouble Code...
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A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 VAN AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2003 Dodge RAM 3500 VAN cars and light trucks from 1990+
Component Replacement & Adjustment -> Dakota, Durango, Full Size Pickup, Full Size Van, Grand Cherokee, Liberty & Wrangler -> Water Pump, Replace -> 2.5L Engine -> 3.9L, 5.2L & 5.9L Engines -> 4.7L Engine -> Dakota & Durango -> Diesel Engine -> Full Size Pickups & Full Size Vans -> Gasoline Engines -> Grand Cherokee -> Liberty -> Wrangler
Vehicle: 2003 Dodge RAM 3500 VAN 5.9 V8 GAS
Wrangler
All engines have a reverse rotating (counterclockwise) water pump. The letter "R" is stamped into the back of the water pump impeller to identify this style of pump. Engines from previous model years, depending upon application, may be equipped with a forward rotating water pump. Installation of the wrong water pump will cause engine overheating.
- Drain coolant into suitable container.
- On models equipped with 2.5L engine, loosen but do not remove at this time, four hub to water pump pulley mounting bolts.
- On all models, remove accessory drive belt.
- On models equipped with 4...
CLICK HERE TO GET FULL ACCESS TO 2003 Dodge RAM 3500 VAN A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 VAN AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2003 Dodge RAM 3500 VAN cars and light trucks from 1990+
Charging Valve Locations -> Domestic Light Trucks & Vans -> 2003-04
Vehicle: 2003 Dodge RAM 3500 VAN 5.2 V8 CNG
CLICK HERE TO GET FULL ACCESS TO 2003 Dodge RAM 3500 VAN A/C & HEATER SERVICE PROCEDURES
A/C & HEATER SERVICE PROCEDURES FOR 2003 Dodge RAM 3500 VAN AUTOMOBILES
Air Conditioner and Heater Service Includes module configuration procedures, general service, maintenance, automatic temperature control, compressor services, electric cooling fans, vacuum diagrams, specifications, and manual air conditioning and heater diagnostics and replacement procedures for domestic and imported 2003 Dodge RAM 3500 VAN cars and light trucks from 1990+
Computer Relearn Procedures -> DaimlerChrysler -> 1999-2002 Dakota, Durango, Ram Pick-Up & Ram Van -> 1999-2004 -> Controller Anti-Lock Brakes (CAB) -> Engine Performance -> Except 1999-2002 -> Light Truck & Vans -> Pinion Factor Procedure -> Powertrain Control Module (PCM) -> Sentry Key Immobilizer System (SKIS) -> Shift Quality -> Theft Alarm -> Transaxle Quick Learn Procedure
Vehicle: 2003 Dodge RAM 3500 VAN 5.2 V8 GAS
Powertrain Control Module (PCM)
Except 1999-2002
If battery cable has been disconnected, the PCM must relearn a new operating strategy. Connect battery cable and run engine until operating temperature is reached. After engine warm-up, drive vehicle under various operating conditions until PCM has relearned new strategy.
1999-2004
Anytime the PCM is replaced the VIN and vehicle mileage must be programmed into the new PCM. If the PCM is not programmed, Diagnostic Trouble Codes (DTCs) will set. To program the PCM, connect a DRB or suitably programmed ...
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