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EVC-228 < DTC/CIRCUIT DIAGNOSIS > P311C HIGH VOLTAGE CIRCUIT With heat pump system Without heat pump system Is the inspection result normal? YES >> GO TO 4. NO >> Replace electric compressor. And then, GO TO 10. Refer to HA-37, "Removal and Installation" HA-95, "Removal and Installation" (without heat pump system). 4. CHECK PTC HEATER 1. Disconnect Li-ion battery harness connector (H19). 2. Check the short circuit between Li-ion battery terminals. With heat pump system Without heat pump system Is the inspection result normal? YES >> GO TO 5. NO >> Replace PTC heater. And then, GO TO 10. Refer to HAC-201, "Removal and Installation" [(Auto A/C (with heat pump)] or HAC-359, "Removal and Installation" [(Auto A/C (without heat pump)]. 5. CHECK HIGH VOLTAGE HARNESS-1 1. Disconnect Li-ion battery harness connector (H3). 2. Check the short circuit between Li-ion battery harness connector terminals. With heat pump system Without heat pump system Is the inspection result normal? Electric compressor Resistance + − Terminal 1 2 3 k Ω or more Electric compressor Resistance + − Terminal 1 3 3 k Ω or more Connected to: Li-ion battery Resistance Connector + − Terminal PTC heater H19 40 41 3 k Ω or more Connected to: Li-ion battery Resistance Connector + − Terminal PTC heater H19 40 41 3 k Ω or more Connected to: Li-ion battery Resistance Connector + − Terminal PDM (Power Delivery Module) H3 37 38 3 k Ω or more Connected to: Li-ion battery Resistance Connector + − Terminal PDM (Power Delivery Module) H3 37 38 3 k Ω or more |