1443
UnclassifiedGeneral
What This Code Means
Battery voltage drops below operating voltage of control during cranking; Control resets three consecutive times
Possible Causes
- •Battery unable to hold adequate voltage
- •Low electrolyte level in battery
- •Weak or discharged battery
Suggested Actions
- 1Check electrolyte level in the battery if battery voltage is low
- 2Measure the voltage of the battery with a voltmeter (should be 12 VDC or greater in a 12 V system, or 24 VDC or greater in a 24 V system)
- 3Replace the battery if it cannot hold adequate voltage
- 4Replenish electrolyte level if low and recharge the battery (fully charged specific gravity approx. 1.260 at 80 °F / 27 °C)
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Get a diagnosis walkthrough for 1443 on your specific Cummins unit — cited to the OEM manual, not a forum guess.
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