Misfiring problems codes P0300 and P0301

Tiny
11.NICOLA1
  • 2003 VAUXHALL ZAFIRA
  • 86,000 MILES

Hi my vauxhall zafira 1.6 has misfiring problems codes p0300 and p0301 had it at garage coil pack x2 sparks plugs plus they say new ecu had it changed still same faults could you help please thanks

had at multiple garages no one seems to no what the problem is

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Saturday, January 28th, 2012 AT 10:32 AM

1 Reply

Tiny
MHPAUTOS
  • EXPERT
  • 30,769 POSTS

Both are misfire codes, check fuel injectors are working, you have good fuel pressure, no vacuum leaks, start here.

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Saturday, January 28th, 2012 AT 10:58 AM

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