Fluid - Transfer Case

Transmission and Drivetrain › Transfer Case
Unified entry — merged from multiple cross-listed pages in the original manual.
Procedures
Capacity Specificationsreference
TRANSFER CASE FLUID MP1522 1.8 L (1.9 quarts) MP3022 1.9 L (2.0 quarts)
MP1522 Transfer Case - Fluid Drain And Refill8 steps
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  1. Raise vehicle. Ensure that the vehicle is level on the hoist.
  2. Position drain pan under transfer case.
  3. Remove drain and fill plugs and drain lubricant completely.
  4. Install drain plug. Tighten plug to 20-34 Nm (15-25 ft. lbs.).
  5. Remove drain pan.
  6. Fill transfer case to bottom edge of fill plug opening with MOPAR(R) ATF + 4.
  7. Install and tighten fill plug to 20-34 Nm (15-25 ft. lbs.).
  8. Lower vehicle.
MP3022 Transfer Case - Fluid Drain And Refill7 steps
Fig. 1
Fig. 1
Fig. 2
Fig. 2
  1. Raise vehicle. Ensure that the vehicle is level on the hoist.
  2. Position drain pan under transfer case.
  3. Remove fill plug (1) and drain plug (2) and drain lubricant completely.
  4. Install drain plug (2) and tighten plug to 27 Nm (20 ft. lbs.).
  5. Fill transfer case to bottom edge of fill plug opening with MOPAR(R) ATF+4
  6. Install and tighten fill plug (1) and tighten plug to 27 Nm (20 ft. lbs.).
  7. Lower vehicle.
Factory service manual
From the 2008 KK factory manual — descriptions, specs, torque & procedures for this part.
TYPE QUANTITY📷 7
ATF+4 1.80L (3.80 Pints)<-- <-- Fill to bottom edge of the fill plug hole.

Torque specifications

DESCRIPTIONN.mFt. Lbs.In. Lbs.
Bolt, Crossmember41-4730-34-
Bolt, Detent2015-
Plugs, Drain/Fill20-3415-25-
Bolts, Case Half2720-
Bolts, Damper (if 27 20 - equipped)
Nut, Companion Flange122-17690-130-
Bolts, Rear Cover2720-
Nuts, T-case mount stud3526-
Bolts, Shift Motor and2720-
Mode Sensor Screws, Chain Guide 5-8 - 44-71

Special tools

FLUID
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FLUID DRAIN/REFILL📷 2
1 - DETENT ASSEMBLY 2 - DRAIN PLUG 3 - SHIFT MOTOR/MODE SENSOR 4 - FILL PLUG 5 - DAMPER (if equipped) 6 - REAR FLANGE 7 - REAR FLANGE NUT
The fill and drain plugs are both in the rear case.
  1.   Raise vehicle. Ensure that the vehicle is level on the hoist.
  2.   Position drain pan under transfer case.
  3.   Remove drain and fill plugs and drain lubricant completely.
  4.   Install drain plug. Tighten plug to 20-34 N.m (15-25 ft. lbs.).
  5.   Remove drain pan.
  6.   Fill transfer case to bottom edge of fill plug opening with MOPAR® ATF + 4.
  7.   Install and tighten fill plug to 20-34 N.m (15-25 ft. lbs.).
  8.   Lower vehicle.
SEAL-FRONT OUTPUT SHAFT
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TYPE QUANTITY📷 9
ATF+4 1.90L (4.01 Pints) <-- <-- Fill to bottom edge of the fill plug hole.

Torque specifications

DESCRIPTIONN.mFt. Lbs.In. Lbs.
Bolt, Crossmember41-4730-34-
Plug, Clutch Lever Rail20-3415-25-
(Detent)
Plugs, Drain/Fill20-3415-25-
Bolts, Case Half2720-
Nut, Companion Flange122-17690-130-
Bolts, Rear Cover2720-
Nuts, T-case mount stud3526-
Bolts, Shift Motor139-
Screws, Chain Guide5-8-44-71
Screws, Encoder5-8-44-71
Bolts, Damper (if 27 20 - equipped)

Special tools

CLUTCH
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FLUID DRAIN/REFILL📷 2
The fill and drain plugs are both in the rear case.
1 - FILL PLUG 2 - DRAIN PLUG
 1.   Raise vehicle. Ensure that the vehicle is level on the hoist.
 2.   Position drain pan under transfer case.
 3.   Remove fill plug (1) and drain plug (2) and drain lubricant completely.
 4.   Install drain plug (2). Tighten plug to 20-34 N.m (15-25 ft. lbs.).
 5.   Fill transfer case to bottom edge of fill plug opening with MOPAR® ATF+4
 6.   Install and tighten fill plug (1). Tighten plug to 20-34 N.m (15-25 ft. lbs.).
 7.   Lower vehicle.
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