Hybspec

P0A7F

Wysoki

HV Battery Performance Degradation — Low SOH

OBD-II (EN): Hybrid Battery Pack Deterioration

Code P0A7F indicates significant high-voltage battery degradation. Symptom: reduced range, faster discharging. An SOH test using an AVILOO Box is recommended — a certificate accepted by insurers.

Symptoms

Reduced electric range, faster discharging, more frequent engine starts (HEV), longer charging time

Possible causes

Natural cell aging (cyclic and calendar), deep discharges in history, operation in extreme temperatures, uneven module degradation

Affected systems

Napęd EV/HEVBateria HV

Related codes

Does code P0A7F require professional diagnostics?

The code alone is not enough. To find the cause, you need to read live data, check freeze frame conditions, and compare with vehicle behavior. Book a diagnostic session.