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Condition Possible Cause Correction Transfer case noisy while in, or 1) Transfer case not completely 1) Slow vehicle, shift transfer case 2) Transfer case shift linkage out of 2) Adjust linkage as necessary. 3) Transfer case shift linkage loose 3) Repair, replace, or tighten linkage 4) Range fork damaged, inserts 4) Repair or replace components as 5) Low range gear worn or 5) Repair or replace components as Lubricant leaking from transfer case 1) Transfer case overfilled. 1) Drain lubricant to the correct 2) Transfer case vent closed or 2) Clean or replace vent as 3) Transfer case seals damaged or 3) Replace suspect seal. Abnormal tire wear. 1) Extended operation in 4H mode 1) Operate vehicle in 2H mode on REMOVAL AND INSTALLATION TRANSFER CASE REMOVAL (1) Shift transfer case into Neutral. alignment reference. (5) Support transmission with jack stand. fer case. (8) Disconnect vehicle speed sensor wires. range lever. (10) Disconnect transfer case vent hose (Fig. 3) and indicator switch harness, if necessary. (11) Support transfer case with transmission jack. mission. (14) Pull transfer case and jack rearward to disen- gage transfer case. (15) Remove transfer case from under vehicle. INSTALLATION (1) Mount transfer case on a transmission jack. (3) Position transfer case under vehicle. and install transfer case on transmission. (5) Install and tighten transfer case attaching nuts to 35 N·m (26 ft. lbs.) torque (Fig. 3). (6) Connect vehicle speed sensor wires, and vent hose. (7) Connect indicator switch harness to transfer case switch, if necessary. Secure wire harness to clips Fig. 3 Transfer Case Mounting 1 – VENT TUBE 21 - 348 NV231 TRANSFER CASE XJ DIAGNOSIS AND TESTING (Continued) |