P3000

DTC P3000 HV BATTERY MALFUNCTION

CIRCUIT DESCRIPTION

The HV ECU gives warning to the driver and performs the fail safe control, according to the abnormal signal received from the battery ECU.

HINT:
- When using an OBD II scan tool other than TOYOTA hand-held tester, check all the steps.
- When using TOYOTA hand-held tester, confirm the information code and check it.

Detecting Condition:

DTC P3000 - Information code 123, 125

INSPECTION PROCEDURE
If the information code 123 or 125 is output, after confirming the DTC of the HV battery system, check and repair the applicable DTC. After repairing it, record the DTC of the HV ECU, freeze frame data and history of operation. Then, clear the DTC and check it one more time after starting the system again ("READY" light ON).

Detecting Condition:

DTC P3000 - Information code 388

INSPECTION PROCEDURE
If the information code 388 is output, check if other information codes are being output and then check and repair the applicable code. After that, confirm the gasoline is sufficient and it is OK if you can crank the engine again.

Detecting Condition:

DTC P3000 - Information code 389

INSPECTION PROCEDURE
If the information code 389 is output, check if other information codes are being output and then check repair the applicable code. After that, replace the main battery and it is OK if you can crank the engine again.