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Home >> Mazda >> 2013 >> MX-5 Miata Club, Automatic Trans >> Repair and Diagnosis (Single Page) >> Electrical >> Horns >> Instrumentation/Driver Info >> Instrument Cluster Input/Output Check Mode >> Check Code Inspection >> Check code 28
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Check code 28

CODE INSPECTION CONDITION CHART

Check code 28 Oil pressure gauge operation signal
INSPECTION CONDITION DISPLAY ACTION
After selecting check code 28, wait for approx. 2 s.  oo The oil pressure gauge indicates status in the following order approx. every 2 s: 
  • H → Center → L → H (fixed)
 The oil pressure gauge is normal.
Except above. Replace the instrument cluster.
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