Product Manual B
6. Troubleshooting 3-2018
88 A051X877 (Issue 7)Copyright © 2018 Cummins Inc.
6.8 Code 415 - Engine Oil Pressure Low
(Shutdown)
Logic:
Engine oil pressure is below 26 psig (180 kpa) for greater than 10 seconds.
Possible Cause:
1. Lubricating oil level is low
2. External leak
Diagnosis and Repair:
1. Lubricating oil level is low
a. Check the oil level. Add oil, if necessary.
2. External leak
a. Inspect the engine and surrounding area for external oil leaks.
b. Contact your local dealer if a leak is present.
6.9 Code 441 - Battery Voltage Low (Warning)
Logic: Battery voltage is low.
Possible Causes:
1. Loose or damaged battery cable connections
2. Battery charger not connected (if equipped)
3. Battery not completely charged
4. Battery is old and does not maintain a charge
Diagnosis and Repair:
1. Loose or damaged battery cable connections
• Inspect the battery cable connections for corrosion and loose connections.
Adjust or repair if needed.
2. Battery charger not connected (if equipped)
a. Make sure that the battery charger is connected to the AC power supply.
b. Make sure that the battery charger is connected correctly to the battery.
3. Battery not completely charged
• Using a voltmeter or multimeter, determine if the voltage is below 11 V. If
so, recharge the battery.
4. Battery is old and does not maintain a charge
• Replace the battery.