Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2003 Jeep Wrangler SE, AutomaticFACTORY OEM SERVICE PROCEDURE
Engine Controls - Service & Adjustment Specifications: Capacities
FLUID CAPACITIES
| Application | (1) Quantity | ||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Crankcase (2) | |||||||||||||||||
| 2.4L | 4.0 Qts. (3.8L) | ||||||||||||||||
| 4.0L | 6.0 Qts. (5.7L) | ||||||||||||||||
| Cooling System | |||||||||||||||||
| 2.4L | 9.0 Qts. (8.5L) | ||||||||||||||||
| 4.0L | 10.5 Qts. (9.9L) | ||||||||||||||||
| Automatic Transmission | |||||||||||||||||
| 42RLE (3) | |||||||||||||||||
| Drain & Fill | 4.0 Qts. (3.8L) | ||||||||||||||||
| Dry Fill | 8.8 Qts. (8.3L) | ||||||||||||||||
| Manual Transmission | |||||||||||||||||
| NV1500 (4) | 2.4 Qts. (2.3L) | ||||||||||||||||
| NV3550 (4) | 2.1 Qts. (2.0L) | ||||||||||||||||
| Axles | |||||||||||||||||
| Front | |||||||||||||||||
| Model 181 FBI (5) | 2.5 Pts. (1.2L) | ||||||||||||||||
| Model 216 RBI (5) | 4.0 (1.9L) | ||||||||||||||||
| Rear | |||||||||||||||||
| Model 194 RBI (6) | 3.5 Pts. (1.7L) | ||||||||||||||||
| Model 216 RBI (6) | 4.0 Pts. (1.9L) | ||||||||||||||||
| Power Steering (7) | N/A | ||||||||||||||||
| Transfer Case | |||||||||||||||||
| NV231 (3) | 2.2 Pts. (1.0L) | ||||||||||||||||
| NV241 (3) | 4.2 Pts. (2.0L) | ||||||||||||||||
|
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Factory Service Tools
Use the Manual With the Right Hardware
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.
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