Kia Diagnostics & Fault Manuals

Manufacturer of Kia systems and diagnostic equipment.

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Equipment Models

Hardware families produced by Kia

0 Series

Indexed Error Codes for Kia

Machine-verified error code diagnostic walkthroughs

1 Manuals

CODE P1A70 EV9 Critical

ICCU High-Voltage Failure

Diagnostic Trouble Code P1A70 denotes an internal hardware fault, thermal overload, or DC-DC converter/OBC stage failure inside the Integrated Charging Control Unit (ICCU), triggering an immediate high-voltage isolation shutdown and 'Stop Vehicle and Check Power Supply' warning.

⏱ 90-180 Mins Troubleshoot →