P0562
System Voltage Low
System: ECU
Severity: medium
What does P0562 mean?
The DTC P0562 (System Voltage Low) is a fault code stored by the ECU when it detects a system voltage low condition in the ecu subsystem. It is commonly seen on European and Asian vehicles using Bosch, Continental, Siemens or Denso ECUs.
Common causes of P0562
- Failing alternator
- Bad battery
- Loose alt belt
- Corroded ground straps
- Parasitic draw
How to fix P0562
Voltage at battery should be 13.8-14.8V running. Charging system test at any auto parts store (free).
Tuning approach with DaVinci Deluxe
For P0562, DaVinci Deluxe offers the following ECU map adjustments and software solutions:
- Alt charging target adjust
- Voltage compensation tables
Need to fix P0562 on your ECU?
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