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TROUBLESHOOTING AUTOMATIC AIR CONDITIONER 55B-81 STEP 26. Check the wiring harness between C-43 AC509611AR Connector: C-43 <LHD> Harness side AC509613 CD Harness side C-105 (B) Connector: C-105 <LHD> 35 40 41 42 1817 38 39 15 16 14 3736 12 13 11 32 8 3433 9 10 30 31 7 6 29 5 4 28 3 27 2 26 1 25 19 2120 22 23 46 47 4544 24 76 52 86 62 63 64 65 66 67 68 69 70 71 72 92 95 96 93 94 89 90 91 8887 53 54 55 56 57 58 59 60 61 83 8584 8281 78 79 80 77 49 50 51 74 75 73 NOTE: AC509613AV Connector: C-52 <LHD> Prior to the wiring harness inspection, check interme- • Check the A/C-ECU input line for open and short circuit. Q: Is the check result normal? YES : Go to Step 27. NO : Repair the wiring harness. STEP 27. Replace the A/C-ECU, and then recheck Q: Is the check result normal? YES : This diagnosis is complete. NO : Replace the engine-ECU. |