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Home >> Mazda >> 1995 >> B2300 Base, 2D Pickup, 4WD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Trouble Code Charts >> Code P1390: Octane Adjust Circuit Malfunction
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Code P1390: Octane Adjust Circuit Malfunction

Fig 1: Trouble Code No. P1390 Octane Adjust Circuit Malfunction
G95B34661
Fig 2: Trouble Code No. P1390 Octane Adjust (OCT ADJ) Circuit Diagram
G95C34662
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