OBDII Code List

P2778 DODGE - Upshift Switch Circuit Intermittent/Erratic

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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Possible causes

  • Faulty Upshift Switch
  • Upshift Switch harness is open or shorted
  • Upshift Switch circuit poor electrical connection

Possible symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P2778 Dodge Description

The 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.
OBDII Code P2778 Dodge - Upshift Switch Circuit Intermittent/Erratic -

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P2778 DODGE Comments

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