HYBRID/TROUBLE SHOOTING
3–246
DTC: P3001 (TC43)
EN01H03ZZZ030602003035
DTC: P3001 (TC43) Abnormality in HV battery line
INFORMATION
1.
Technical description
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<Description of malfunction>
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Detected an abnormality in the HV battery.
2.
DTC set condition
(1)
DTC detection condition
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The output of HV battery ECU start relay is ON.
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Win/Wout limitless result (BTER0) has the following conditions:
- During forced leakage and when 60 seconds have passed since completion of forced leakage
- The output of HV battery ECU start relay is ON.
- Since the output of HV battery ECU start relay is turned ON, 60 seconds have passed.
(2)
Judgement criteria
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One of the following conditions is met:
- HV battery ECU CAN received data BTER0 = 1 (Win/Wout limitless result)
- HV battery ECU CAN received data BTER1 = 1 (Win/Wout limitless result)
- HV battery ECU CAN received data BTER2 = 1 (abnormality in current detection line)
3.
Reset condition
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HV battery ECU CAN received data BTER0 = 0
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HV battery ECU CAN received data BTER1 = 0
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HV battery ECU CAN received data BTER2 = 0
4.
Indication, warning or system control regulation when the DTC is set.
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MIL: OFF
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HV warning light: ON
5.
Symptoms on the vehicle when the DTC is set
<Symptoms on the vehicle due to backup control (fail safe)>
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<Symptoms on the vehicle due to malfunction>
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The engine may become unable to start. (Note, however, that vehicles equipped with a starter will be started with
the starter.)
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Idling stop may become unavailable.
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The regeneration function stops, which may reduce the feeling of deceleration during deceleration.
6.
Pre-inspection work
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Check the battery voltage to make sure that there is no abnormality.
7.
After-inspection work
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Clear the recorded DTC.
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Check that no DTC is detected after test-driving the vehicle.
8.
Estimated failure factors
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Malfunction of HV battery system