Detroit Diesel 4000 Series, Service Manual, Page: 2649 / 2706

SERIES 4000 12/16V SERVICE MANUAL
E 012.05 C – ENGINE TURNS BUT DOES NOT FIRE
Start with the first probable cause for engine turns when operating the starter switch but does not
fire or stops after a few revolutions, listed in Table 2. 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
Engine coolant preheat
temperature too low Refer to section E 012.05 AE Refer to section E 012.05 AE
Fuel H.P. too low, no start release Refer to section E 012.05 H Refer to section E 012.05 H
Engine receiving insufficient
combustion air Air filter contamination indicator
Refer to G121.051.01Operator
Guide Air filter contamination indicator
Refer to G121.051.01Operator Guide
Air filter Replace.
Refer to G121.051.01Operator Guide
Charge Air Cooler Clean; replace if necessary
Compression pressure too low Refer to E 012.05 G Refer to E 012.05 G
Engine does not reach firing speed Battery Charge; replace if necessary
Starter / engine wiring Connect; replace
Starter Replace
Electronics wiring loose or faulty Voltage supply Refer to DDEC III/IV Single ECM
Troubleshooting (6SE497) and/or
DDEC Multi-ECM Troubleshooting
Guide (6SE496)
DDEC not working Engine monitoring system Refer to DDEC III/IV Single ECM
Troubleshooting (6SE497) and/or
DDEC Multi-ECM Troubleshooting
Guide (6SE496)
Engine speed sensor and
camshaft sensor (faulty
synchronization) Installation depth
Wiring, function with dialogue
unit / data recorder Install sensors correctly
Repair; replace if necessary
Refer to
DDEC III/IV Single ECM
Troubleshooting (6SE497) and/or
DDEC Multi-ECM Troubleshooting
Guide (6SE496)
Table 2 Engine Turns but Does Not Fire
All information subject to change without notice.
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