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OBD-II Trouble Shooting Got a code reader? Find out what your GM car's Check Engine light is trying to tell you (and then turn Check Engine light off).

P1200

 
   
Old Jul 2, 2010 | 05:29 PM
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Danthurs
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Default P1200
P1200

Description
Manufacturer code, Injector control circuit

Symptoms
May notice loss of power or a misfire code

Causes
  • Very high fuel ratio
Solutions
  • Check for spark in all cylinders
  • Replace bad spark plug wires
 
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