P2778 DODGE - Upshift Switch Circuit Intermittent/Erratic
- Faulty Upshift Switch
- Upshift Switch harness is open or shorted
- Upshift Switch circuit poor electrical connection
- Engine Light ON (or Service Engine Soon Warning Light)
P2778 Dodge DescriptionThe Engine Control Module (ECM) monitors the Upshift Switch Circuit signal. The ECM sets the OBDII code when the Upshift Switch Circuit signal is out of factory specifications.
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