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Cummins/Onan L10-C 240 Engine

Engine specifications

Displacement	10.0 L
Rated speed	2100 rpm

Equipment powered by this engine

462

Caterpillar 1090 Caterpillar 1190 Caterpillar 1190T Caterpillar 120 AWD Caterpillar 120H Series NA Caterpillar 120K Caterpillar 120K 2 Caterpillar 120K Series 2 Caterpillar 120M Caterpillar 120M 2 Caterpillar 120M AWD Caterpillar 120M Series 2 Caterpillar 12K Caterpillar 12M Caterpillar 12M 2 Caterpillar 12M 3 Caterpillar 12M 3 AWD Caterpillar 12M Series 2 Caterpillar 135H Caterpillar 135H Series NA Caterpillar 1390 Caterpillar 140 AWD Caterpillar 140 GC Caterpillar 140K Caterpillar 140K 2 Caterpillar 140K Series 2 Caterpillar 140M Caterpillar 140M 2 Caterpillar 140M 3 Caterpillar 140M 3 AWD Caterpillar 140M Series 2 Caterpillar 14L Caterpillar 14M Caterpillar 160 Caterpillar 160K Caterpillar 160M Caterpillar 160M 2 Caterpillar 160M 3 Caterpillar 160M 3 AWD Caterpillar 160M Series 2 Caterpillar 215B Caterpillar 2290 Caterpillar 2390 Caterpillar 2391 Caterpillar 245 Caterpillar 24H Caterpillar 2570C Caterpillar 2570D Caterpillar 2670C Caterpillar 2670D Caterpillar 307 Caterpillar 307D Caterpillar 308C Caterpillar 308D Caterpillar 311B Caterpillar 311C Caterpillar 311D LRR Caterpillar 311F LRR Caterpillar 312 Caterpillar 312B Caterpillar 312B L Caterpillar 312D2 Caterpillar 312D2 GC Caterpillar 312D2 L Caterpillar 313D Caterpillar 313D2 Caterpillar 313D2 GC Caterpillar 313D2 L Caterpillar 313D2 LGP Caterpillar 314D CR Caterpillar 314D LCR Caterpillar 314E CR Caterpillar 315 Caterpillar 315B L Caterpillar 316E L Caterpillar 316F Caterpillar 316F L Caterpillar 317 Caterpillar 318D L Caterpillar 318E L Caterpillar 318F L Caterpillar 319D Caterpillar 320 L Caterpillar 320B FM LL Caterpillar 320B LN Caterpillar 320B N Caterpillar 320B S Caterpillar 320C FM Caterpillar 320C LN Caterpillar 320C S Caterpillar 320D FM Caterpillar 320D FM RR Caterpillar 320D GC Caterpillar 320D LN Caterpillar 320D RR Caterpillar 320D2 L Caterpillar 320E Caterpillar 320E L Caterpillar 320E LN Caterpillar 320E LRR Caterpillar 320E RR Caterpillar 320N Caterpillar 321B Caterpillar 321C Caterpillar 322 Caterpillar 322 FM L Caterpillar 322 L Caterpillar 322 LN Caterpillar 322-A Caterpillar 322-A L Caterpillar 322-A LN Caterpillar 322-A N Caterpillar 322B Caterpillar 322B L Caterpillar 322B LN Caterpillar 322C Caterpillar 322C FM Caterpillar 322C L Caterpillar 322C LN Caterpillar 322N Caterpillar 323D Caterpillar 323D L Caterpillar 323D LN Caterpillar 323D S Caterpillar 323D SA Caterpillar 323D2 L Caterpillar 323D3 Caterpillar 323E L Caterpillar 323E LN Caterpillar 323E SA Caterpillar 323F LN Caterpillar 323F SA Caterpillar 324D FM Caterpillar 324D FM LL Caterpillar 324D LN Caterpillar 324E Caterpillar 324E L Caterpillar 324E LN Caterpillar 325 Caterpillar 325 L Caterpillar 325 LN Caterpillar 325B Caterpillar 325B L Caterpillar 325B LN Caterpillar 325C Caterpillar 325C FM Caterpillar 325C L Caterpillar 325C LCR Caterpillar 325C LN Caterpillar 325D FM Caterpillar 325D FM LL Caterpillar 325D LN Caterpillar 325D MH Caterpillar 326D L Caterpillar 326D2 Caterpillar 326D2 L Caterpillar 326F L Caterpillar 326F LN Caterpillar 329D Caterpillar 329D LN Caterpillar 329D2 Caterpillar 329D2 L Caterpillar 329E Caterpillar 329E L Caterpillar 329E LN Caterpillar 329F L Caterpillar 330 FM L Caterpillar 330C Caterpillar 330C FM Caterpillar 330C L Caterpillar 330C LN Caterpillar 330C MH Caterpillar 330D FM Caterpillar 330D LN Caterpillar 330D MH Caterpillar 330D N Caterpillar 330D2 L Caterpillar 330F Caterpillar 330F L Caterpillar 330F LN Caterpillar 335 Caterpillar 335F L Caterpillar 335F LCR Caterpillar 336 GC Caterpillar 336D Caterpillar 336D L Caterpillar 336D LN Caterpillar 336D2 Caterpillar 336D2 L Caterpillar 336D2 LXE Caterpillar 336D2 XE Caterpillar 336E Caterpillar 336E H Caterpillar 336E HVG Caterpillar 336E L Caterpillar 336E LH Caterpillar 336E LN Caterpillar 336E LNH Caterpillar 336F Caterpillar 336F L Caterpillar 336F L XE Caterpillar 336F LN Caterpillar 336F LN XE Caterpillar 336F LXE Caterpillar 336F XE Caterpillar 340D L Caterpillar 340D2 L Caterpillar 340F Caterpillar 345 GC Caterpillar 345B Caterpillar 345B II Caterpillar 345B II MH Caterpillar 345B L Caterpillar 345B L Series II Caterpillar 345B LC Caterpillar 345B Series II Caterpillar 345C Caterpillar 345C HCR Caterpillar 345C L Caterpillar 345C LC Caterpillar 345C MH Caterpillar 345C UHD Caterpillar 345D Caterpillar 345D L VG Caterpillar 349 Caterpillar 349 GC Caterpillar 349D Caterpillar 349D2 Caterpillar 349D2 L Caterpillar 349E Caterpillar 349E L HVG Caterpillar 349E L VG Caterpillar 349F Caterpillar 349F L Caterpillar 352 Caterpillar 352 UHD Caterpillar 352F Caterpillar 355 Caterpillar 365B Caterpillar 365B II Caterpillar 365B L Caterpillar 365B L U Caterpillar 365B Series II Caterpillar 365C Caterpillar 365C L Caterpillar 365C L Caterpillar 365C L MH Caterpillar 365C L MH Caterpillar 374 Caterpillar 374D L Caterpillar 374F Caterpillar 374F L Caterpillar 385B Caterpillar 385B L Caterpillar 385C Caterpillar 385C Caterpillar 385C L Caterpillar 385C L MH Caterpillar 390D Caterpillar 390D L Caterpillar 390F Caterpillar 390F L Caterpillar 395 Caterpillar 422E Caterpillar 428E Caterpillar 428F Caterpillar 432F Caterpillar 434F Caterpillar 444F Caterpillar 5090B Caterpillar 511 Caterpillar 521 Caterpillar 522 Caterpillar 550 Caterpillar 550B Caterpillar 554 Caterpillar 560B Caterpillar 563C Caterpillar 563D Caterpillar 568 FM LL Caterpillar 570 Caterpillar 570B Caterpillar 573C Caterpillar 573D Caterpillar 580 Caterpillar 580B Caterpillar 587T Caterpillar 621G Caterpillar 623F Caterpillar 623G Caterpillar 631E Caterpillar 631G Caterpillar 657E Caterpillar 69D Caterpillar 725C Caterpillar 725C2 Caterpillar 730 OEM Caterpillar 735 OEM Caterpillar 735B Caterpillar 740 OEM Caterpillar 740B Caterpillar 769C Caterpillar 769D Caterpillar 770 Caterpillar 770G Caterpillar 770G OEM Caterpillar 771C Caterpillar 771D Caterpillar 772 Caterpillar 772B Caterpillar 772G Caterpillar 772G OEM Caterpillar 773B Caterpillar 773D Caterpillar 773E Caterpillar 775B Caterpillar 775D Caterpillar 775E Caterpillar 776C Caterpillar 776D Caterpillar 784B Caterpillar 785G Caterpillar 814F II Caterpillar 824G Caterpillar 824G II Caterpillar 824H Caterpillar 824S Caterpillar 844H Caterpillar 906 Caterpillar 908 Caterpillar 914G Caterpillar 924G Caterpillar 924G Caterpillar 924GZ Caterpillar 928G Caterpillar 928G Caterpillar 928HZ Caterpillar 930G Caterpillar 930H Caterpillar 938G Caterpillar 938H Caterpillar 950G Caterpillar 950H Caterpillar 950M Caterpillar 962G Caterpillar 962H Caterpillar 962M Caterpillar 966H Caterpillar 966L Caterpillar 966M Caterpillar 966M XE Caterpillar 972H Caterpillar 972L Caterpillar 972M Caterpillar 972M XE Caterpillar 980 Caterpillar 980C Caterpillar 980F Caterpillar 980F Caterpillar 980F II Caterpillar 980G Caterpillar 980G Caterpillar 980G II Caterpillar 980G II Caterpillar 980H Caterpillar 980H Caterpillar 980H Caterpillar 980M Caterpillar 982M Caterpillar 983B Caterpillar 992 Caterpillar AD22 Caterpillar AD30 Caterpillar AD40 Caterpillar AD45B Caterpillar AD55 Caterpillar AD55B Caterpillar AE40 Caterpillar AE40 II Caterpillar CP-323C Caterpillar CP-433C Caterpillar CP-433E Caterpillar CP-533E Caterpillar CP-563D Caterpillar CP44 Caterpillar CP56 Caterpillar CP64 Caterpillar CP74 Caterpillar CS-323C Caterpillar CS-423E Caterpillar CS-431C Caterpillar CS-433E Caterpillar CS-533E Caterpillar CS-563C Caterpillar CS-563D Caterpillar CS-573C Caterpillar CS-573D Caterpillar CS-583C Caterpillar CS-583D Caterpillar CS44 Caterpillar CS56 Caterpillar CS64 Caterpillar CS74 Caterpillar CS74B Caterpillar D10 Caterpillar D10N Caterpillar D10R Caterpillar D10R Caterpillar D11N Caterpillar D11R Caterpillar D350E II Caterpillar D350E Series II Caterpillar D400E II Caterpillar D400E Series II Caterpillar D40D Caterpillar D6T Caterpillar D8 Caterpillar D8H Caterpillar D8N Caterpillar D8R Caterpillar D8R II Caterpillar D8T Caterpillar D9T Caterpillar E110B Caterpillar E120B Caterpillar E140 Caterpillar E200B Caterpillar E240C Caterpillar E70B Caterpillar M318 Caterpillar M318F Caterpillar M320F Caterpillar M322C Caterpillar M322D Caterpillar M322F Caterpillar M325B Caterpillar M325C Caterpillar M325D Caterpillar M325D L Caterpillar M325D L MH Caterpillar M325D MH Caterpillar M330D Caterpillar MH3022 Caterpillar MH3024 Caterpillar MH3026 Caterpillar MH3037 Caterpillar R1600H Caterpillar R2900G Caterpillar TH103 Caterpillar TH63 Caterpillar TH83 Caterpillar TK1051 Caterpillar TK711 Caterpillar TK721 Caterpillar TK722 Caterpillar TK732 Caterpillar TK751 Caterpillar W330B MH Caterpillar W345B II Caterpillar W345B Series II Caterpillar W345C Caterpillar W345C MH

Troubleshooting

Fault codes

Code	Meaning	Remedy
CPL	CPL Code
L10	Fan Idler Pulley End Clearance Out of Specification	Rebuild or replace the fan idler pulley. Refer to Section A for replacement procedures. Refer to Shop Manual, Bulletin No. 3810476, for rebuilding procedures.
Lio	Turbocharger Inspection Required	Inspect the turbocharger. Remove air intake and exhaust piping. Check for damaged or cracked compressor or turbine blades, and ensure shaft spins freely. Contact Cummins Authroized Repair Location if issues are found.

Fault codes and symptom→remedy steps extracted from this engine’s service/owner documentation; verify against the official manual before servicing.

Common questions

Which equipment is powered by the Cummins/Onan L10-C 240?

The Cummins/Onan L10-C 240 engine powers 462 machine(s), including Caterpillar 1090, Caterpillar 1190, Caterpillar 1190T, Caterpillar 120 AWD, Caterpillar 120H Series NA.

What size is the Cummins/Onan L10-C 240 engine?

The Cummins/Onan L10-C 240 has a displacement of 10.0 liters.