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2 CHECK CIRCUIT CONTINUITY BETWEEN A/C RELAY AND COMPRESSOR Check circuit continuity between A/C relay harness connector E71 terminal No. 3 and compressor harness connector A3 RHA400HA Continuity should exist. If OK, check harness for short. OK or NG OK © GO TO 3. NG © Repair harness or connector. 3 CHECK POWER SUPPLY FOR A/C RELAY Disconnect A/C relay. RHA401H Yes or No Yes © GO TO 4. No © Check power supply circuit and 10A fuses [No. 28 located in the fuse block (J/B) I If OK, check for open circuit in wiring harness. I If NG, replace fuse and check wiring harness for short circuit. 4 CHECK A/C RELAY AFTER DISCONNECTING IT Refer to HA-80. OK or NG OK © Reconnect A/C relay. And GO TO 5. NG © 1. Replace A/C relay. form self-diagnosis STEP-4. GI MA EM LC EC FE AT AX SU BR ST RS BT SC EL IDX TROUBLE DIAGNOSES Magnet Clutch (Cont’d) HA-77 |