CAR OBD CODES
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OBD CODES

CAR OBD CODES



OBD/DTC Search, e.g.P0561

CAR OBD CODES P0561

P0561 OBD Code Definition:
P0561 Battery System Voltage
P0561 OBD Code Description:

OBD Code P0561

System Voltage Unstable

What’s mean?

OBD2 Code P0561 Definition:
The battery supplies electricity to the ECM even when the ignition switch is OFF. This electricity allows the ECM to store data such as DTC history, freeze frame data, fuel trim values and other data. If the battery voltage falls below a minimum level, the ECM will conclude that there is a fault in the power supply circuit. The next time the engine starts, the ECM will turn on the MIL and a DTC will be set. Symptoms

Possible sumptoms of P0561
– Engine Light ON (or Service Engine Soon Warning Light) – Slow engine start – Low battery power Possible Causes

Possible causes of P0561
– Loose or missing alternator drive belt – Faulty alternator – Battery defective – Open or short system voltage circuit The Error code is generally activated on detection of the following conditions: The P0561 code is detected when there is an open in ECM back-up power source circuit Possible Solutions


Note: The information on the P0561 error code is purely informative, if you need more useful information, please consult your technician.

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