Detroit Diesel 4000 Series, Service Manual, Page: 2661 / 2706

SERIES 4000 12/16V SERVICE MANUAL
E 012.05 S – STARTER POWER SUPPLY FAULTY
Start with the first probable cause for starter power supply faulty listed in Table 18, perform the
check and take the suggested remedial action. If the problem persists, go to the next probable
cause, perform the check, etc., until troubleshooting is complete.
Probable Causes Check Remedial Action
Battery not or insufficiently
charged Poly-vee belt Adjust tension; replace if necessary
Generator / alternator Repair or replace
Battery Replace
Charge Indicator Lamp does not
display charge with engine running Connection cable to indicator lamp
Fuses
Charge indicator lamp
Battery
Generator voltage regulator Secure
Replace
Replace
Replace
Replace
Generator / alternator Tighten cable fixtures
Replace
Connection cable on starter Secure
DDEC Engine monitoring system Refer to DDEC III/IV Single ECM
Troubleshooting (6SE497) and/or
DDEC Multi-ECM Troubleshooting
Guide (6SE496)
Table 18 Starter Power Supply Faulty
All information subject to change without notice.
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