HYBRID/TROUBLE SHOOTING
3–451
DTC: P060B (TC1A)
EN01H03ZZZ030602004012
DTC: P060B (TC1A)
Abnormality in internal element for control (abnormality in AD converter)
INFORMATION
1.
Technical description
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<Description of malfunction>
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Detected an abnormality in the AD converter in the inverter.
2.
DTC set condition
(1)
DTC detection condition
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Control power supply voltage is 8 V or more.
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Inverter start signal is ON.
In addition to the above:
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Control mode = Rectangular wave mode
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The number of motor revolutions is 300 r/min or more.
(2)
Judgement criteria
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When one of the following conditions continues for 0.05 second:
- Voltage of AD converter is less than 4.04 V.
- Voltage of AD converter is larger than 5.95 V.
- A/D conversion completion interrupt has not occurred.
3.
Reset condition
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The following condition continues for 0.2 second:
- Voltage of AD converter is 4.04 V or more.
- Voltage of AD converter is 5.95 V or less.
- A/D conversion completion interrupt has occurred.
4.
Indication, warning or system control regulation when the DTC is set.
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MIL: ON
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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 is not available.
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The regeneration function stops, reducing 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.