Toyota Corolla Cross: How To Proceed With Troubleshooting
PROCEDURE
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1. |
VEHICLE BROUGHT TO WORKSHOP |
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2. |
CONFIRM PROBLEM SYMPTOMS |
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3. |
CUSTOMER PROBLEM ANALYSIS |
(a) Check if the vehicle has been jump started due to a discharged auxiliary battery.
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Result |
Proceed to |
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The vehicle has never been jump started. |
A |
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The vehicle has been jump started due to a discharged auxiliary battery. |
B |
| B | .gif) |
GO TO ON-VEHICLE INSPECTION / CHECK AUXILIARY BATTERY VOLTAGE |
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4. |
CAN COMMUNICATION SYSTEM CHECK |
(a) Using the GTS, display the CAN Bus Check screen and check that all ECUs and sensors that are connected to the CAN communication system are displayed on the screen.
| NG | |
GO TO CAN COMMUNICATION SYSTEM |
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5. |
CHECK FOR DTCS |
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Result |
Proceed to |
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DTCs are not output. |
A |
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DTCs are output. |
B |
| B | |
GO TO DTC CHART |
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6. |
ON-VEHICLE INSPECTION |
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Result |
Proceed to |
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Malfunctioning area has not been determined. |
A |
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Malfunctioning area has been determined. |
B |
| B | |
GO TO STEP 8 |
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7. |
CHECK FOR INTERMITTENT PROBLEMS |
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8. |
REPAIR OR REPLACE |
| NEXT | |
END |
READ NEXT:
Terminals Of Ecu
TERMINALS OF ECU
*a
Hybrid Vehicle Control ECU
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-
HINT:
The standard normal voltage between each pair of hybrid vehicle control ECU terminals
Diagnosis System
DIAGNOSIS SYSTEM
DLC3 (Data Link Connector 3)
(a) Check the DLC3.
Click here
AUXILIARY BATTERY VOLTAGE
Standard Voltage:
Switch Condition
Specified Condition
Freeze Frame Data
FREEZE FRAME DATA
FREEZE FRAME DATA
Refer to Hybrid Control System.
Click here
SEE MORE:
Drive Motor "B" Performance (P0A9100)
DTC SUMMARY MALFUNCTION DESCRIPTION This DTC indicates that magnetic force deterioration of the permanent magnet located in the rotor inside the rear motor (MGR) has been detected. The cause of this malfunction may be one of the following:
Area Main Malfunction Description
Inverter
Hybrid/EV Battery Temperature Sensor "A" Circuit Short to Ground (P0A9B11,...,P0C3315)
DESCRIPTION The battery temperature sensors are provided at 6 locations of the HV battery. The resistance of the thermistor, which is built into each battery temperature sensor, varies in accordance with changes in the HV battery temperature. The lower the battery temperature, the higher the thermis
