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HEATER, AIR CONDITIONER AND VENTILATION - Troubleshooting 55-11 Inspection procedure 9 Condenser fan not working only for HI Probable cause If the condenser fan does not work only for HI, the condenser fan circuit system or the condenser fan relay (HI) circuit system may be defective. D Condenser fan motor fault D Condenser fan relay (HI) fault D Harness or connector fault D Engine-ECU fault NG Check the harness between the condenser fan relay (HI) and the Ignition switch (IG2), and repair if necessary. OK Check the trouble symptoms. NG Repair NG Replace OK Check the condenser fan motor. (Refer to P.55-40.) Check the following connectors: A-07X, C-135, C-102, C-209, C-210. OK NG Check the harness between<L.H.D.>the condenser fan relay (HI) and the fusible link (2) , and between<R.H.D.>the condenser fan relay (HI) and the battery, and repair if necessary. OK Check the trouble symptoms. Repair Check the following connectors: A-07 NG NG OK Check the trouble symptoms. Repair NG Check the following connectors: <L.H.D.> A-07X, A-43, C-122. <R.H.D.> A-07X, C-136,C-122 Replace the Engine-ECU. OK Repair NG Check the harness betweenthe condenser fan relay (HI) and the Engine-ECU. (2) NG Measure at the condenser fan relay (HI) A-07X. Disconnect the connector and measure at the junction box side. D Ignition switch: ON (1) Voltage between terminal 2 and body earth. OK : Battery voltage (2) Voltage between terminal 4 and body earth. OK : Battery voltage (1) NG NG Replace OK Check the condenser fan relay (HI) . (Refer to P.55-23.) NG Check the harness betweenthe condenser fan relay (HI) and the condenser fan motor, and repair if necessary. OK Check the trouble symptoms. Repair Check the following connectors: A-07X, A-45. OK |