Low FICM logic power. System detects less than 7 volts. Could be low batteries, loose connections (or excessive circuit resistance), bad relay, or even a bad FICM: FICM detects logic power low, less than 7 volts. Low batteries, loose connections/ resistance in circuit, defective relay.
|P0562||System voltage low - PCM less than 8 volts. Cause of no-start/misfire. Unreliable starts below 9 volts. Low VBAT, loose connections/resistance in circuit, Vref engine concerns.|
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