Code No. P1A12: On board charger abnormal stop



caution If there is any problem in the CAN bus lines, an incorrect diagnosis code may be set. Prior to this diagnosis, always diagnose the CAN bus lines.


OPERATION




DIAGNOSIS CODE SET CONDITIONS



  • When the diagnosis code (except for No. 26, No. 32) is set to the on board charger, the diagnosis code No. P1A12 will be set.

PROBABLE CAUSES



  • Malfunction of the charging current system for the on board charger

DIAGNOSIS PROCEDURE


STEP 1. M.U.T.-III CAN bus diagnosis


Use the M.U.T.-III to diagnose the CAN bus lines.

Q. Is the check result normal?

Go to Step 3.
Repair the CAN bus line. (Refer to GROUP 54C - Troubleshooting .) Then go to Step 2.

STEP 2. Diagnosis code recheck after resetting CAN bus lines


Check again if the diagnosis code No. P1A12 is set to the EV-ECU.
(1)Erase the stored diagnosis code.
(2)Set the electric motor switch from the LOCK (OFF) position to the ON position.
(3)Check if the diagnosis code is set.

Q. Is the diagnosis code set?

Go to Step 3.
This diagnosis is complete.

STEP 3. Use M.U.T.-III to confirm a diagnosis code of other systems.


Check if the diagnosis code is set to the on board charger.

Q. Is the diagnosis code set?

Carry out troubleshooting for the diagnosis code (refer to ). Then go to Step 4.
Go to Step 4.

STEP 4. Diagnosis code recheck


Check again if the diagnosis code is set to the EV-ECU.
(1)Erase the stored diagnosis code.
(2)Connect the regular charging gun. Or connect the M.U.T.-III..
(3)Check if the diagnosis code is set.

Q. Is the diagnosis code set?

Return to Step 1.
The diagnosis is complete.