HYBRID CONTROL SYSTEM, Diagnostic DTC:P0A02-719 and P0A03-720

DTC Code DTC Name
P0A02-719 Motor Electronics Coolant Temperature Sensor Circuit Low
P0A03-720 Motor Electronics Coolant Temperature Sensor Circuit High

DESCRIPTION

Refer to the description for DTC P0A01-726.

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DTC No.

Detection Item

DTC Detection Condition

Trouble Area

MIL

Warning Indicate

P0A02-719

Motor Electronics Coolant Temperature Sensor Circuit Low

Short to ground in the HV coolant temperature sensor circuit

(1 trip detection logic)

Inverter with converter assembly

Comes on

Master Warning Light:

Comes on

P0A03-720

Motor Electronics Coolant Temperature Sensor Circuit High

Open or short to +B in the HV coolant temperature sensor circuit

(1 trip detection logic)

Inverter with converter assembly

Comes on

Master Warning Light:

Comes on
Table 1. Related Data List

DTC No.

Data List

P0A02-719

Inverter Coolant Water Temperature

P0A03-720

CAUTION / NOTICE / HINT

Tip:

After the repair, clear the DTCs. If "Inverter Coolant Water Temperature" does not show an abnormal value (110°C (230°F) or -50°C (-58°F)) when the power switch is turned on (IG), the condition is judged as normal.

(If a Low malfunction exists in the HV coolant temperature sensor wiring, 110°C (230°F) is displayed and if a High malfunction exists, -50°C (-58°F) is displayed.)

PROCEDURE

  1. REPLACE INVERTER WITH CONVERTER ASSEMBLY

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    Result

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    COMPLETED