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ISBe/ISB Series Engines – Fault Code Warning Lamps Do Not Illuminate

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Symptom Tree  

Idle shutdown or PTO shutdown features are activated

Check the time limit on idle and PTO shutdowns with an electronic service tool. Refer to Electronically Controlled Fuel System in Section 1.
 

Fault code warning lamps are burned out

Check the warning lamps for voltage. Replace the bulbs if necessary. Refer to a Cummins Authorized Repair Facility.
 

Battery voltage supply to the electronic control module (ECM) is low, interrupted, or open

Check the battery connections, the fuses, and the unswitched battery supply circuit. Refer to the OEM service manual.
 

Keyswitch is in the OFF position

Turn the keyswitch to the ON position.
 
Contact a Cummins Authorized Repair Facility
Last Modified:  22-May-2002
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