P3402 - Cylinder 1 Deactivation Control Performance

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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P3402 Possible Causes

  • Low oil pressure
  • Restricted oil passage
  • Engine mechanical condition
  • Faulty Multiple Displacement System (MDS) Solenoid
  • Multiple Displacement System (MDS) Solenoid harness is open or shorted
  • Multiple Displacement System (MDS) Solenoid circuit poor electrical connection

First diagnose P3402 code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

P3402 Tech Notes

Although in some cases changing the engine oil may fix the problem, usually the Multi Displacement System Solenoid may need to replaced.

Cost of diagnosing the P3402 code

    Labor: 1.0

    The cost of diagnosing the P3402 code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.

P3402 Possible Symptoms

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

P3402 Description

When all the criteria has been met,power is supplied to each Multi-Displacement System (MDS) Solenoid when engine is making a transition from 8 cylinder mode to 4 cylinder mode. By actuating the solenoid, oil pressure is raised to the pair of lifter that coincide with each particular solenoid. The oil pressure pushes in the locking pins that allows the lifter to collapse, decoupling the valves and camshafts.
OBDII Code P3402 - Cylinder 1 Deactivation Control Performance - AutoCodes.com

P3402 More Information

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P3402 Information for specific makes

  • P3402 BUICK Cylinder 1 Deactivation/Intake Valve Control Performance
  • P3402 CADILLAC Cylinder 1 Deactivation/Intake Valve Control Performance
  • P3402 CHEVROLET Cylinder 1 Deactivation/Intake Valve Control Performance
  • P3402 CHRYSLER Cylinder 1 Deactivation Control Performance
  • P3402 DODGE Cylinder 1 Deactivation Control Performance
  • P3402 GMC Cylinder 1 Deactivation/Intake Valve Control Performance
  • P3402 JEEP Cylinder 1 Deactivation Control Performance

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P3402 Comments

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