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All switches are mounted to transfer case. See Fig. 9. Switches use single harness lead and ground to transfer case. See 4WD INDICATOR SWITCH CONTINUITY CHECK table. Ensure all appropriate grounding straps are connected to vehicle body or frame. 4WD INDICATOR SWITCH CONTINUITY CHECK Switch Transfer Control Lever Position Specification Center Differential Lock Detection Switch .............. 4H ................. No Continuity Detection Switch ............. 4HLc ................... Continuity Center Differential Lock Operation Detection Switch .. 4H .................. No Continuity " ........................... 4HLc .................... Continuity 4WD Operation Detection Switch .............. 2H ................. No Continuity Detection Switch .............. 4H .................... Continuity HI/LO Detection Switch ...... 4HLc .................... Continuity " ............................. N .................. No Continuity " ........................... 4LLc .................... Continuity 2WD/4WD Detection Switch ............ 2H .................... Continuity " ........................... 4H ................. No Continuity REAR DIFFERENTIAL CONTROL UNIT Remove rear seat and remove rear differential control unit. Do not disconnect control unit harness connector. Backprobe harness connector. Check voltage between each individual terminal and ground terminal No. 6 (Black wire). See Figs. 14 and 15. If after all tests have been completed system is not operating properly, substitute rear differential control unit with known good-unit and retest. Fig. 14: Identifying Rear Differential Control Unit Connector Courtesy of Mitsubishi Motor Sales of America. |