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VOLVO

37373.8.0

Manufacturer communications

Publication date
2026-07-28
Received by NHTSA
2026-08-18
NHTSA record numbers
11036248

Manufacturer summary

Original wording in English

This is a Technical Journal: DIM Message and DTC BECM P0C7800. If the DIM displays a message stating "Drive System Service Required" and the DTC listed below is set, follow the advice under "Service".
•Do not replace any parts. This is not hardware-related.
•A new BECM software is released in version 3.6.4. or later. Perform a total upgrade according to TJ 31543 and release the car back to customer.

NHTSA manufacturer communications ↗

Reported code forms

P0C78

Check vehicle applicability

A listed vehicle is a research lead. Confirm the engine, production range and software in the manufacturer's information.

MakeModelModel year
VolvoS60PHEV2025
VolvoS60PHEV2024
VolvoS60PHEV2023
VolvoS60PHEV2022
VolvoS90PHEV2026
VolvoS90PHEV2025
VolvoS90PHEV2024
VolvoS90PHEV2023
VolvoS90PHEV2022
VolvoV60PHEV2025
VolvoV60PHEV2024
VolvoV60PHEV2023
VolvoV60PHEV2022
VolvoXC60PHEV2026
VolvoXC60PHEV2025
VolvoXC60PHEV2024
VolvoXC60PHEV2023
VolvoXC60PHEV2022
VolvoXC90PHEV2026
VolvoXC90PHEV2025
VolvoXC90PHEV2024
VolvoXC90PHEV2023
VolvoXC90PHEV2022

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