Doosan GC20E3:
No Spark #1 & #4

Engine hesitates, stumbles, surges. Has code 31 and not getting good spark at Cyl. #1 and #4 at high RPM and upon deceleration. Tech came out and updated software, but not sure whats causing issue. He called Factory and is waiting answers. Truck has Coil Pack/Distributor w/o module & p/u sensor (not connected to anything)/ Crank sensor. Can Anyone help us out????
  • Posted 18 Sep 2014 02:04
  • Modified 18 Sep 2014 02:06 by poster
  • Discussion started by RJN8
  • California, United States

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