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OBD-II Diagnostic Trouble Code
P2508

ECM/PCM Power Input Signal High

P
Powertrain
engine / trans
2
Generic
SAE standard
5
Speed / idle / inputs
08
ECM/PCM Power Input Signal High
Severity · general guide
Moderate
Fix soon — usually won't strand you
Code type
Generic
System
Powertrain
Standard
ISO/SAE Controlled
Fault type
General