Computer may misinterpret low battery voltage and cause CEL on Honda Accord

The computer can misinterpret a low battery voltage and can cause a false Check Engine (MIL) light to come on. Updating the PCM can correct this issue.

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Average mileage: 120,933 (100,000–132,800)
Exhaust & Emissions affected: 2.4L 4 Cylinder
4 model years affected: 2003, 2004, 2005, 2007
5 people reported this problem
2 people shared problem details
2005 Honda Accord130,000
Multiple CEL due to low battery voltage.
2007 Honda Accord100,000
replaced battery and alternator. get intermittent battery light on error. code read battery voltage failure but multiple tests of battery and alternator show they are both in good condition
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