‘B’ Camshaft Position Slow Response Bank 1


Table of contents

P000B SUBARU Possible Causes

  • Low or Dirty Engine Oil
  • Faulty Oil Flow Control Solenoid
  • Oil Flow Control Solenoid harness is open or shorted
  • Oil Flow Control Solenoid circuit poor electrical connection
  • Camshaft Phaser/Sprocket
  • Faulty Engine Control Module (ECM)

How do I fix code P000B SUBARU?

  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 connector’s pins.

Tech Notes

  • There is a Factory Service Bulletin for the following Subaru models:
  • 2012–2013 Subaru Impreza
  • 2012–2013 Subaru XV Crosstrek
  • 2013 Subaru Legacy
  • 2013 Subaru Outback
  • 2011–2013 Subaru Forester
  • Subaru Factory Service Bulletin OBDII Code P000B

Cost of diagnosing the P000B SUBARU code

  The cost of diagnosing the P000B SUBARU 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.

Possible Symptoms

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

P000B SUBARU Description

  The Active Valve Control System (AVCS) varies camshaft timing by changing the camshaft phase angle depending on engine load in order to increase engine performance and efficiency and lower emission levels. The Engine Control Module (ECM) controls the oil flow control solenoids, mounted on the valve cover of each cylinder head, which acts upon the spool valves to adjust oil pressure flow to the desired chamber inside the camshaft-phasers. The Diagnostic Trouble Code (DTC) sets when the value between desired timing advance and actual timing advance differ by a great amount.

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