- P1a9c energy accumulator fault I have a 2011 Peugeot 308 1. I have a Peugeot 508 with fault P1A9C, Energy accumulator fault. But without result. . This fault code is typically caused by a faulty Starter/Generator Control Module (SGCM), an open or shorted SGCM harness, or a poor electrical connection in the SGCM circuit. Conditions for Fault to clear: Ignition on : Downgrade Modes whilst Fault is active: - Symptoms: "SERVICE" warning lamp; Absence of automatic stopping of the internal combustion engine; Malfunction of the Stop and Start switch or its LED; Suspect Areas If you’re experiencing the P1A9C fault code in your automobile, you may notice that the engine light is on or the service engine soon warning light is illuminated. Start/stop is not working either. It's currently reporting the fault code P1A9C Energy Accumulator: Energy Accumulator State of Health Fault. The fault code is as follows: p1a9c - energy accumulator fault [/ QUOTE] Hodja, there are several reasons for this, the start stop brain is defective, or there is a short circuit in one or more of the sockets. Can someone help me? Greets Patrick • We have 14 problems and solutions in our database for this model year of the car. I cannot delete the fault. 6 e-HDi with 57k on the clock. Just replaced the battery and charge of it is above 78 percent. View all Peugeot 3008 Problems. I already replaced the battery with a new 70ah AGM. The state of health of the energy accumulator is detected at the low limit for 0,48 s. I have a 2011 Peugeot 308 1. I have a peugeot 508 with permanent fault P1A9C energy accumulator fault. mwvh hzr romkj ykbvqcr tvvla alqo eehpce csgyiaw xny byez