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AUTOMATIC TRANSMISSION DIAGNOSIS TSB Revision AUTOMATIC TRANSMISSION 23A-375 . CIRCUIT OPERATION • A battery positive voltage is applied to the 4LLc detection switch output terminal (terminal 1) from • The 4LLc detection switch is grounded through the transfer case to the vehicle body. . COMMENT . TROUBLESHOOTING HINTS (THE MOST LIKELY • Malfunction of the 4LLc detection switch • Damaged harness, connector • Malfunction of the PCM DIAGNOSIS Required Special Tool: • MB991958: Scan Tool (MUT-III Sub Assembly) • MB991824: V.C.I. • MB991827: MUT-III USB Cable • MB991911: MUT-III Main Harness B AC204681AD CONNECTOR: D-133 D-133 (GR) 31 32 33 34 35 36 37 38 39 40 41 42 43 50 51 52 53 54 55 56 57 58 AC204176 CONNECTOR : E-114 BD 38 28 16 33 22 10 31 19 7 1 18 30 29 17 5 6 21 20 32 8 2 9 25 13 3 24 23 3435 1112 27 26 3637 14 4 15 |