Product Manual B
Table Of Contents
- Table of Contents
- 1. IMPORTANT SAFETY INSTRUCTIONS
- 1.1 Warning, Caution, and Note Styles Used in This Manual
- 1.2 General Information
- 1.3 Generator Set Safety Code
- 1.4 Moving Parts Can Cause Severe Personal Injury or Death
- 1.5 Electrical Shocks and Arc Flashes Can Cause Severe Personal Injury or Death
- 1.6 Fuel and Fumes Are Flammable
- 1.7 Batteries Can Explode
- 1.8 Exhaust Gases Are Deadly
- 1.9 The Hazards of Carbon Monoxide
- 1.10 Earth Ground Connection
- 2. Introduction
- 3. Control System
- 4. Operation
- 5. Maintenance
- 6. Troubleshooting

6. Troubleshooting 7-2018
94 A045R242 (Issue 12)Copyright © 2018 Cummins Inc.
d. Inspect the radiator cap and gasket for damage and proper pressure
operation.
i. Contact your local dealer if repair or replacement is required.
e. Inspect upper and lower radiator hoses for collapse, distortion, or fluid
leaks.
i. Contact your local dealer if repair or replacement is required.
f. Inspect cooling system components for external contaminates and clean as
required.
i. Open the radiator cap and inspect for contaminated coolant and scale.
ii. Contact your local dealer if flushing of cooling system is required.
Code 155 - Intake Manifold Temperature High (Shutdown)
Logic: The engine intake manifold temperature has exceeded 95 °C (203 °F) for
greater than 10 seconds.
Diagnosis and Repair:
For the troubleshooting procedure, refer to DTC 127 in the E-Controls Manual,
which applies to several applications. See the drawings provided with the generator
set or the wiring diagrams appendix for the appropriate pin numbers.
Code 197 - Coolant Level Low (Warning)
Logic: Coolant level sensor signal is showing a low coolant level for greater 10
seconds.
Possible Cause:
1. Low coolant
Diagnosis and Repair:
1. Low coolant
a. Remove radiator cap and check that coolant is up to the required level.
Code 415 - Engine Oil Pressure Low (Shutdown)
Logic: Engine oil pressure is below the low oil pressure shutdown threshold.
Possible Causes:
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.