P0A09 Fault Code: DC/DC Converter – Diagnosis & Repair (Citroën/Mitsubishi/Peugeot)

Mitsubishi / PSA OBC ZHTP1529R

OBC

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The P0A09 fault code indicates a problem with the DC/DC Converter. This may prevent the battery from charging. As soon as this fault occurs, the warning lights of the power unit and the 12V battery come on.

Cars in which this error code can be read

Symptoms of P0A09 Fault

In most cases, the car can no longer be charged, even with 220V.

Safety precautions

When servicing parts of the high-voltage system, wear the prescribed protective equipment and disconnect the service plug to interrupt the high-voltage supply.

The cause of the P0A09 Fault Code

When the DC/DC converter stops for more than 4 seconds while driving, the P0A09 fault code is stored. This is usually due to short circuits in the OBC causing the component to no longer function.

Solution to this OBC error

To solve this malfunction, the ZHTP1529R OBC will need to be repaired or replaced. ACTRONICS has a remanufacturing solution available to resolve this fault. Repairing the OBC is a sustainable and cost-effective solution to tackle this problem and get the vehicle functioning optimally again.

Simply create a repair order on our website, follow the steps indicated, and we will do the rest. Our engineers will revise the part with the utmost care, and we will always keep you informed of the current status of the order.

If you have any questions about a suspected malfunction of the OBC, or about how you can safely send this part to us, our product specialists are happy to help you!