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No.2 Check Engine Light Illuminates: Notes

DESCRIPTION & POSSIBLE CAUSE

CHECK ENGINE LIGHT ILLUMINATES 
DESCRIPTION 
  • Check engine light illuminates incorrectly.
POSSIBLE CAUSE 
  • Check engine light illuminates for emission-related concern (DTC is stored in PCM)
  • Short to ground in wiring harness between the following terminals:
    • Instrument cluster terminal B-PCM terminal 2AK
    • Instrument cluster terminal D-PCM terminal 2AL
  • Open circuit in wiring harness between the following terminals:
    • Instrument cluster terminal B-PCM terminal 2AK
    • Instrument cluster terminal D-PCM terminal 2AL
  • Instrument cluster malfunction
    NOTE:
    • If check engine light blinks at a steady rate, a misfire condition could possibly exist.
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