TOOL-MAGNETIC 1U7638 - Caterpillar

Series 2 (S/N: CA41-189)Wheeled ExcavatorM313D (S/N: J3A1-759; K3D1-1011; W3H1-5769)M315D (S/N: J5B1-629; K5E1-726; W5M1-5653)M315D MHPU (S/N: H9A1-170)M315D OEM (S/N: EY21-125)M315D Series 2 (S/N: CH31-383)M317D Series 2 (S/N: CH51-370)Description Of Change: There have been isolated instances of the engine oil pressure in certain machines momentarily dropping below the warning lamp trigger.Adaptable To: New engine software is now available that prevents false tripping of the L1 and L2 "Low Oil Pressure" alarm.Flash the engine ECM with the new engine software or the latest software that is available on SIS Web.New 486-9409 Engine Ratings Electronic Software Gp replaces 454-7569 Engine Ratings Electronic Software Gp.New 487-1675 Engine Ratings Electronic Software Gp replaces 454-7570 Engine Ratings Electronic Software Gp.New 491-5237 Engine Ratings Electronic Software Gp replaces 436-2740 Engine Ratings Electronic Software Gp.New 491-5238 Engine Ratings Electronic Software Gp replaces 436-2738 Engine Ratings Electronic Software Gp.For flash programming of the engine ECM software, refer to Troubleshooting, ECM Software - install.