what would cause my 2002 dodge 4.7 automatic to need 1500 rpm before it will drive
2002 Dodge Ram 1500 - Specs |
All dimensions are in inches unless otherwise noted.
| Engine | Next-Generation iii.seven-Liter MAGNUM�, SOHC, 12-Valve SMPI V-6 | Next-Generation four.7-Liter MAGNUM�, SOHC, 12-Valve SMPI 5-8 | five.9-Liter MAGNUM�, OHV, SMPI V-8 |
| Availability | Std.—2WD regular cab | Std.— All Quad Cabs and 4WD regular cabs | Opt.—all |
| Type and Description | 90� V-6, liquid cooled with balance shaft | 90� V-8, liquid cooled | Eight cylinders, ninety� 5-type, liquid cooled, light duty |
| Displacement | 226 cu. in. (3701 cu. cm) | 287 cu. in. (4701 cu. cm) | 360 cu. in. (5895 cu. cm) |
| Diameter x Stroke | 3.66 x three.57 (93.0 x 90.viii) | iii.66 ten 3.40 (93.0 x 86.5) | 4.00 x iii.58 (101.half-dozen x 90.9) |
| Valve System | Concatenation-driven SOHC, 12 valves, hydraulic end-pivot roller rockers | Chain-driven SOHC, 16 valves, hydraulic stop-pivot roller rockers | OHV, 16 valves, roller followers, hydraulic lifters |
| Fuel Injection | Sequential, multi-port, electronic, returnless | Sequential, multi-port, electronic, returnless | Sequential, multi-port, electronic |
| Construction | Bandage-atomic number 26 block and bedplate, aluminum alloy heads, balance shaft | Cast-iron block, aluminum blend heads | Cast-fe block and heads |
| Compression Ratio | 9.one:1 | 9.3:1 | 8.9:i |
| Ability (SAE net) | 215 bhp @ 5200 rpm | 240 bhp @ 4800 (a) 235 bhp@ 4800 rpm estimated(b) | 245 bhp @ 4000 rpm |
| Torque (SAE net) | 235 lb.-ft. (319 N•m) @ 4000 rpm | 300 lb.-ft. (407 North•m) @ 3200 rpm | 335 lb.-ft. (454 North•chiliad) @ 3200 rpm |
| Max. Engine Speed | 6000 rpm (electronically express) | 6000 rpm (electronically limited) | 5250 rpm |
| Fuel Requirement | Unleaded regular, 87 octane (R+One thousand)/two | Unleaded regular, 87 octane (R+1000)/two | Unleaded regular, 87 octane (R+M)/2 |
| Oil Capacity | 5.0 qt. (4.7L) SAE 5W/30 | half dozen qt. (5.7L) | 5 qt. (4.7L) |
| Emission Controls | Three-mode catalytic converter and internal engine features(a) | Three-way catalytic converter and internal engine features(a); Iii, three-fashion catalytic converters and internal engine features(b) | Three-way catalytic converter, heated oxygen sensors and internal engine features(a); 3, three-way catalytic converters and internal engine features(b)(c) |
| Estimated EPA Fuel Economic system (mpg city/hwy) | fifteen/21 — man. trans. fifteen/twenty — auto. trans. | 2WD: 14/nineteen — man. 13/19 — auto. 4WD: thirteen/18 — man. xiii/17 — auto. | 2WD: 12/18 4WD: 11/16 |
| (a)Meets Federal Tier one requirements; not available in California. (b) Meets ULEV (Ultra-Low Emission Vehicle) requirements in California. (c)Federal five.9 liter Clean Fuel Armada meets ULEV requirements. | |||
| Electric System | 2002 Dodge Ram |
| Alternator | 136-amp |
| Battery | Grouping 65, depression-maintenance, 600 CCA — std., 750 CCA — opt. |
| Manual | NV3500—Manual, v-Speed Overdrive | 45RFE-Automatic, Multi-Speed Overdrive | 46RE—AUTOMATIC, Four-SPEED OVERDRIVE |
| Availability | Std.— all with three.7- and 4.7-liter engines | Opt. — all with 3.7- and 4.7-liter engines | Std.—all with five.9-liter engine |
| Description | Synchronized in all gears | Three planetary gear sets, one overrunning clutch, total electronic control, electronically controlled converter clutch | Hydraulic command, electronically controlled governor, overdrive lock out and converter clutch |
| Gear Ratios | |||
| 1st | 4.04 | 3.00 | 2.45 |
| 2nd | 2.33 | 1.67 — upshift; 1.50 — kick-downward | one.45 |
| tertiary | 1.39 | ane.00 | 1.00 |
| 4th | 1.00 | 0.75 | 0.69 |
| fifth | 0.73 | - | - |
| Reverse | 3.55 | 3.00 | ii.20 |
| Overall Acme Gear Ratio | 2.59 w/3.55 beam | 2.66 w/iii.55 axle | 2.45 due west/3.55 axle |
| Transfer Case | NV241/NV243 Gen. II Part-Time |
| Availability | NV241: Std.— all 4WD; NV243: — Opt. all 4WD, included with SLT Plus Grouping and 5.ix-liter engine |
| Operating Modes | 2WD; 4WD High, Locked; Neutral; 4WD Low, Locked |
| Shift Mechanism | Transmission — NV241, Electrical — NV243 |
| Low Range Ratio | two.72 |
| Center Differential | None |
| Specifications Dimensions and Capacities - Quad Cab Pickup | ||||
| Model | Two-Cycle Drive | 4-Wheel Drive | ||
| Box Length, ft. (nominal) | half-dozen.3 | 8 | 6.3 | 8 |
| Wheelbase | 140.5 | 160.5 | 140.5 | 160.5 |
| Track, Front end | 68.0 | 68.0 | 68.0 | 68.0 |
| Track, Rear | 67.iv | 67.4 | 67.4 | 67.4 |
| Overall Length | 227.vii | 249.seven | 227.7 | 249.vii |
| Overall Width | 79.9 | 79.ix | 79.9 | 79.nine |
| Overall Height | 74.7 | 74.5 | 76.6 | 76.4 |
| Tailgate Load Height | 33.7 | 33.half-dozen | 35.1 | 35 |
| Basis Clearance | ||||
| Front beam | 8.iii | eight.3 | 9.5 | 9.2 |
| Rear axle | viii.1 | 8.1 | 8.0 | eight.0 |
| Approach Angle | 16.5� | sixteen.7� | xx.1� | 20.two� |
| Ramp Breakover Angle | xiv.vii� | 12.9� | 17.viii� | 15.7� |
| Departure Angle | 25.0� | 23.nine� | 26.seven� | 25.v� |
| Frontal Area | 34.6 sq. ft. | 34.half-dozen sq. ft. | 34.9 sq. ft. | 34.nine sq. ft. |
| Drag Coefficient | - | - | 0.528 | - |
| Fuel Tank Capacity | 26 gal. (98L) | 35 gal. (132L) | 26 gal. (98L) | 35 gal. (132L) |
| Specifications Dimensions and Capacities - Regular Cab Pickup | ||||
| Model | Two-Wheel Bulldoze | Four-Cycle Drive | ||
| Box Length, ft. (nominal) | half dozen.3 | eight | six.three | 8 |
| Wheelbase | 120.5 | 140.5 | 120.v | 140.5 |
| Runway, Forepart | 68.0 | 68.0 | 68.0 | 68.0 |
| Track, Rear | 67.4 | 67.4 | 67.4 | 67.4 |
| Overall Length | 207.vii | 229.7 | 207.7 | 229.vii |
| Overall Width | 79.ix | 79.9 | 79.9 | 79.9 |
| Overall Acme | 74.7 | 74.1 | 76.6 | 76.0 |
| Tailgate Load Top | 34.0 | 33.8 | 35.three | 35.1 |
| Basis Clearance | ||||
| Forepart axle | viii.3 | 8.3 | 9.one | 9.two |
| Rear axle | 8.one | 8.0 | 8.0 | eight.0 |
| Approach Angle | 16.3� | 16.five� | twenty.0� | xx.one� |
| Ramp Breakover Angle | 17.nine� | fourteen.seven� | 21.5� | 17.8� |
| Departure Angle | 25.two� | 24.1� | 26.9� | 25.7� |
| Frontal Expanse | 34.half-dozen sq. ft. | 34.six sq. ft. | 34.9 sq. ft. | 34.9 sq. ft. |
| Fuel Tank Capacity | 26 gal. (98L) | 35 gal. (132L) | 26 gal. (98L) | 35 gal. (132L) |
| Cargo Box | ||||
| Nominal Box Size, ft. | half dozen.3 | 8 | ||
| SAE Volume | 57.7 cu. ft. (1.63 cu. one thousand) | 73.9 cu. ft. (ii.09 cu. m) | ||
| Length At Floor, Tailgate Closed | 75.9 (1928) | 97.nine (2486) | ||
| Cargo Width | 66.4 (1687) | 66.4 (1687) | ||
| Distance Betwixt | ||||
| Wheelhouses | 51.0 (1295) | 51.0 (1295) | ||
| Depth | xx.2 (512) | 20.two (512) | ||
| Tailgate Opening Width | 63.five (1612) | 63.5 (1612) | ||
| Accomodations | Regular Cab | Quad Cab |
| Seating Capacity, F/R | 3 | 3/iii |
| Front | ||
| Head room | twoscore.9 (1040) | forty.viii (1037) |
| Leg room | 41.0 (1041) | 41.0 (1041) |
| Shoulder room | 67.0 (1702) | 67.0 (1702) |
| Hip room | 65.one (1653) | 65.one (1653) |
| Seat travel | 9.0 (229) | ix.0 (229) |
| Recliner range | 45� | 45� |
| Rear | ||
| Head room | - | forty.0 (1015.4) |
| Leg room | - | 36.iv (925.one) |
| Shoulder room | - | 66.seven (1693.5) |
| Hip room | - | 64.6 (1639.9) |
| Knee clearance | - | ane.1 (28.four) |
| Interior Volume | ||
| Front | 65.06 cu. ft. | 64.92 cu. ft. |
| Rear | - | 56.eighteen cu. ft. |
| Trunk and Chassis | 2WD | 4WD |
| Layout | Longitudinal, forepart engine; Hotchkiss bulldoze | Longitudinal, front end engine; Hotchkiss drive, transfer example |
| Construction | Ladder-blazon frame, steel cab, double-wall steel pickup box | Ladder-blazon frame, steel cab, double-wall steel pickup box |
| Suspension | 2WD | 4WD |
| Front | Upper and lower "A" artillery, coil springs, gas-charged daze absorbers, stabilizer bar | Upper and lower "A" arms, torsion bars, gas charged shock absorbers, stabilizer bar |
| Rear | Live axle, longitudinal leaf springs, gas-charged shock absorbers | Live axle, longitudinal leaf springs, gas-charged shock absorbers |
| Steering - Quad Cab Pickup | ||||
| Model | Ii-Cycle Drive | Four-Wheel Drive | ||
| Wheelbase | 140.v | 160.five | 140.5 | 160.5 |
| Overall Ratio | 14.i:i | 13.3:1 | fourteen.ane:1 | 13.3:one |
| Steering Wheel Turns (lock-to-lock) | 2.75 | 2.6 | 2.75 | two.6 |
| Turning Bore (a) | 45.7 ft. (xiii.ix chiliad) | 52.0 ft. (15.85 k) | 46.0 ft. (fourteen.02 m) | 52.5 ft. (xvi.00 m) |
| Steering - Regular Cab Pickup | ||||
| Model | 2-Wheel Drive | Four-Wheel Drive | ||
| Wheelbase | 120.5 | 140.five | 120.5 | 140.5 |
| Overall Ratio | 15.4:i | 14.ane:1 | 15.4:1 | 14.1:i |
| Steering Wheel Turns (lock-to-lock) | 3.0 | two.75 | 3.0 | 2.75 |
| Turning Bore (a) | 39.three ft. (xi.97 m) | 46.00 ft. (14.02 m) | 45.7 ft. (13.9 thou) | 39.6 ft. (12.07 m) |
| (a) Turning diameter is measured at the exterior of the tires at curb height. Turning diameters and steering wheel turns, lock-to-lock may differ with optional tires and wheels. | ||||
| Brakes | 2002 Dodge Ram 1500 |
| Front Size and Blazon | 13.2 x 1.1 (336 x 28) vented disc with 2.13 (54) 2-piston pin-slider caliper (a) |
| Swept Area | 292 sq. in. (1884 sq. cm) |
| Rear Size and Blazon | xiii.viii x 0.87 (352 ten 22) disc with two.xiii (54) single-piston pin-slider caliper and ABS |
| Swept Area | 274 sq. in. (1768 sq. cm) |
| Power Assist Type | Dual-charge per unit, tandem diaphragm vacuum |
| Drive | GVWR, lbs. | Box Length, Ft. | Engine | Transmission | Axle Ratio | GCWR, lbs.(a) | Max. Trailer Weight lbs.(b) |
| 2WD | 6650 | 6.5 | 4.7L Five-eight | Transmission five-speed | 3.55 | 9500 | 4450 |
| three.92 | 10,500 | 5450 | |||||
| 3.92(c) | 9500 | 4400 | |||||
| 4.7L Five-8 | Automatic four-speed | 3.55 | eleven,500 | 6400 | |||
| iii.92 | 12,500 | 7400 | |||||
| 3.92(c) | xi,500 | 6350 | |||||
| five.9L V-8 | Automatic iv-speed | iii.55 | 12,500 | 7350 | |||
| 3.92 | xiii,500 | 8350 | |||||
| 3.92(c) | 12,500 | 7300 | |||||
| eight.0 | 4.7L V-viii | Transmission v-speed | iii.55 | 9500 | 4250 | ||
| 3.92 | 10,500 | 5250 | |||||
| 4.7L V-8 | Automated four-speed | 3.55 | 11,500 | 6200 | |||
| 3.92 | 12,500 | 7200 | |||||
| 5.9L V-8 | Automatic four-speed | 3.55 | 12,500 | 7150 | |||
| 3.92 | 13,500 | 8150 | |||||
| 4WD | 6650 | 6.5 | 4.7L V-8 | Manual 5-speed | iii.55 | 9500 | 4200 |
| 3.92 | ten,500 | 5200 | |||||
| 3.92(c) | 9500 | 4150 | |||||
| four.7L Five-8 | Automatic four-speed | iii.55 | xi,500 | 6150 | |||
| 3.92 | 12,500 | 7150 | |||||
| 3.92(c) | xi,500 | 6100 | |||||
| 5.9L 5-8 | Automatic four-speed | iii.55 | 12,500 | 7100 | |||
| 3.92 | 13,500 | 8100 | |||||
| 3.92(c) | 12,500 | 7000 | |||||
| 6800 | 8.0 | iv.7L V-8 | Transmission v-speed | 3.55 | 9500 | 4000 | |
| 3.92 | 10,500 | 5000 | |||||
| 4.7L V-8 | Automated iv-speed | 3.55 | 11,500 | 5950 | |||
| 3.92 | 12,500 | 6950 | |||||
| five.9L 5-8 | Automatic iv-speed | iii.55 | 12,500 | 6850 | |||
| 3.92 | 13,500 | 7850 | |||||
| 2WD | 6350 | six.5 | 3.7L 5-six | Transmission five-speed | 3.55, 3.92 | 8000 | 3350 |
| 3.7L V-6 | Automatic iv-speed | iii.55, 3.92 | 8500 | 3800 | |||
| 4.7L Five-viii | Transmission five-speed | 3.55 | 9500 | 4800 | |||
| 3.92 | 10,500 | 5800 | |||||
| 3.92(c) | 9500 | 4750 | |||||
| four.7L Five-8 | Automatic four-speed | 3.55 | 11,500 | 6750 | |||
| iii.92 | 12,500 | 7750 | |||||
| 3.92(c) | 11,500 | 6700 | |||||
| 5.9L Five-8 | Automated iv-speed | three.55 | 12,500 | 7650 | |||
| 3.92 | xiii,500 | 8650 | |||||
| 3.92(c) | 12,500 | 7600 | |||||
| 6550 | eight.0 | 3.7L 5-6 | Manual five-speed | 3.55, 3.92 | 8000 | 3150 | |
| 3.7L V-6 | Automated four-speed | iii.55, iii.92 | 8500 | 3600 | |||
| four.7L 5-8 | Manual five-speed | 3.55 | 9500 | 4600 | |||
| 3.92 | x,500 | 5600 | |||||
| four.7L V-eight | Automatic four-speed | 3.55 | 11,500 | 6550 | |||
| iii.92 | 12,500 | 7550 | |||||
| v.9L 5-8 | Automatic four-speed | 3.55 | 12,500 | 7500 | |||
| 3.92 | 13,500 | 8500 | |||||
| 4WD | 6350 | 6.5 | 4.7L V-8 | Manual five-speed | iii.55 | 9500 | 4550 |
| 3.92 | x,500 | 5550 | |||||
| 3.92(c) | 9500 | 4450 | |||||
| 6350 | 4.7L V-8 | Automatic four-speed | 3.55 | 11,500 | 6450 | ||
| 3.92 | 12,500 | 7450 | |||||
| 3.92(c) | xi,500 | 6400 | |||||
| 6350 | 5.9L Five-8 | Automatic four-speed | iii.55 | 12,500 | 7400 | ||
| 3.92 | xiii,500 | 8400 | |||||
| 3.92(c) | 12,500 | 7350 | |||||
| 6550 | 8.0 | 4.7L V-viii | Transmission five-speed | 3.55 | 9500 | 4350 | |
| three.92 | ten,500 | 5350 | |||||
| 4.7L V-8 | Automatic four-speed | three.55 | 11,500 | 6250 | |||
| 3.92 | 12,500 | 7250 | |||||
| 5.9L V-8 | Automated four-speed | 3.55 | 12,500 | 7200 | |||
| iii.92 | xiii,500 | 8200 | |||||
| (a) GCWR is the maximum allowable combined weight of loaded truck and trailer. It includes the weight of passengers, cargo and fuel in the truck and cargo in the trailer. (b) Maximum Trailer Weight = GCWR – Adjourn Wt. – 150 lbs. (allowance for driver) and must be decreased by the weight of optional equipment, trailer hitch, cargo, and passengers. Maximum trailer weights shown are rounded to the nearest 50 lbs. less. Utilise synthetic axle lubricant with the trailer tow package. Tongue weight should exist 10-xv% of loaded trailer weight simply may non cause vehicle to exceed GVWR or GAWR. Load equalizing hitch recommended for trailers over 2000 pounds. (c) With optional Twenty-inch Wheel and Tire Sport Grouping. | |||||||
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