18502/P2070/008304: Difference between revisions

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==== Possible Solutions ====
==== Possible Solutions ====


* Replaced failed vacuum hose
* Replace failed vacuum line
* Check Intake Manifold Runner Position Sensor 1 (G336) and wiring, see repair manual.


==== Special Notes ====
==== Special Notes ====

Revision as of 15:42, 28 April 2011

008304/P2070 - Intake Manifold Tuning Valve (Bank 1): Stuck Open

Possible Symptoms

  • Malfunction Indicator Light (MIL) ON
  • Reduction of power at higher RPMs

Possible Causes

  • Vacuum leak
  • Faulty Intake Manifold Runner Position Sensor1 (G336)
  • Intake Manifold Runner binding or sticking

Possible Solutions

  • Replace failed vacuum line
  • Check Intake Manifold Runner Position Sensor 1 (G336) and wiring, see repair manual.

Special Notes

  • If found on the 3.2L FSI engine, see Technical Bulletin 24-08-76 (TSB# 2019485/1)