Trouble Code P2509

P2509

Technical Definition:

Engine Control Module (ECM) / Powertrain Control Module (PCM) Power Input Signal Intermittent

Trouble Code: P2509
Address: 0x2509
System: Powertrain
Subsystem: Vehicle Speed Control, Idle Controls, and Auxiliary Inputs
Technical Description:

Possible Causes:

Possible Symptoms:

Engine Control Module/Powertrain Control Module Power Input Signal Intermittent

Possible Solutions:

OBD-II Trouble Code Type:

Diagnostic Step:

Tech Notes:

– Engine Control Module/Powertrain Control Module poor electrical connection
– Low battery voltage
– Poor battery connection

Specific Makes: