DTC No. P1C5B-02 AC input failure or OBC AC fuse failure

danger

When servicing the high voltage system parts, always shut off the high voltage by removing the service plug (Refer to PRECAUTIONS ON HOW TO USE THE HIGH-VOLTAGE VEHICLE).
When servicing the high voltage system parts, always wear the protective equipment or armour to measure the high-voltage (Refer to PRECAUTIONS ON HOW TO USE THE HIGH-VOLTAGE VEHICLE).

TROUBLE JUDGMENT

Check Condition

Judgment Criterion

The power supply malfunction of the AC power supply is detected for 12 seconds or more.

TROUBLESHOOTING HINTS

note	The DTC No. P1C5B-02 may be set due to the following external factor. • Use of an extension cable • Malfunction of the external power supply equipment

DIAGNOSIS

Required Special Tools:

1.Check usage condition of normal charging cable mounted on vehicle

Check whether the normal charging cable mounted on the vehicle is used.

Is the normal charging cable mounted on the vehicle used?

2.Check of the normal charging cable.

Check the normal charging cable (Refer to CHARGING CABLE CHECK

Is the check result normal?

Replace the normal charging cable.

3.Check of open circuit between On Board Charger (OBC)/DC-DC converter and normal charge port connector (HOT, COLD line).

danger

Carry out the check on the high-voltage circuit while reading carefully the precautions on handling a high-voltage vehicle.
Wear the specified protection equipment during the check.

Check the following wiring harness for open circuit.

Open circuit between On Board Charger (OBC)/DC-DC converter connector (HOT terminal) and normal charge port connector (No. 2 terminal).
Open circuit between On Board Charger (OBC)/DC-DC converter connector (COLD terminal) and normal charge port connector (No. 1 terminal).

Is the check result normal?

Repair the connector(s) or wiring harness, or replace the EV home & quick charger cable.

4.Check whether the DTC is set again.

(1) Erase the set DTC.

(2) Charge the drive battery by using the external power supply equipment other than the defective one.

(3) Check whether the DTC is set again.

Is the DTC set?

Ask the user to inspect the external power supply equipment.