TSB190042-040820
Service Bulletin Details
Public Details for: TSB190042-040820
This technical service bulletin describes the verification and resolution of a stop engine light with fault code 2636 or an amber engine light with fault code 1894 as caused by turbocharger actuator overheating.
- 9999 -
Models from 9999
9999 CUMMINS ISL9 |
9999 CUMMINS L9 |
New Vented Coolant Drain Line Kit to Reduce Variable Geometry Turbocharger Actuato... Page 1 of 8 Technical Service Bulletin Technical Service Bulletin: Released Date: 08-Apr-2019 TSB190042 New Vented Coolant Drain Line Kit to Reduce Variable Geometry Turbocharger Actuator Overheating: FC2636 and FC1894 New Vented Coolant Drain Line Kit to Reduce Variable Geometry Turbocharger Actuator Overheating: FC2636 and FC1894 Warranty Statement The information in this document has no effect on present warranty coverage or repair practices, nor does it authorize TRP or Campaign actions. Contents Product Affected Engines: • ISL9 CM2350 L101 • L9 CM2350 L123B Original Equipment Manufacturer (OEM): • Pierce ◦ Fire Truck • Nova • Gillig • MCI • ADL • EL-DORADO • NABI • Autocar ◦ Transit ◦ Fire Truck https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2019/tsb190042.html 4/15/2019 New Vented Coolant Drain Line Kit to Reduce Variable Geometry Turbocharger Actuato... Page 2 of 8 Issue Symptom: • STOP ENGINE light with FC2636 • Amber lamp with FC1894 Root Cause: • Turbocharger actuator overheating. Verification • Active or logged occurences of fault codes 2636 or 1894. • Verify unit is not equipped with new vented turbocharger coolant drain line kit part number. See Table 1 below. Resolution Replace turbocharger actuator vented coolant drain line with corresponding kit. Service Instructions • New turbocharger actuator vented coolant drain line kits are available with a horizontal or vertical outlet. • Turbocharger actuator vented coolant drain line orientation must be determined in order to determine correct service kit to be ordered. See Figures 1, 2, 3, and 4 for existing product and service kit layouts. • See Figure 5 for new production routing. • See Table 1 for kit part numbers. • For new turbocharger actuator coolant drain line kit installation, see corresponding Service Manual. Reference Procedure 008-017 in Section 08. Service Parts Availability Service kits contain a new turbocharger actuator vented coolant drain tube with vent accommodation, turbocharger vent line and associated hardware. https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2019/tsb190042.html 4/15/2019 New Vented Coolant Drain Line Kit to Reduce Variable Geometry Turbocharger Actuato... Page 3 of 8 Figure 1, Existing Production Turbocharger Actuator Coolant Lines, Part Number 4352363. https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2019/tsb190042.html 4/15/2019 New Vented Coolant Drain Line Kit to Reduce Variable Geometry Turbocharger Actuato... Page 4 of 8 Figure 2, New Turbocharger Actuator Coolant Lines Kit with Horizontal Outlet, Part Number 5473157. https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2019/tsb190042.html 4/15/2019 New Vented Coolant Drain Line Kit to Reduce Variable Geometry Turbocharger Actuato... Page 5 of 8 Figure 3, New Turbocharger Actuator Coolant Lines Kit with Vertical Outlet, Part Number 5473158. https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2019/tsb190042.html 4/15/2019 New Vented Coolant Drain Line Kit to Reduce Variable Geometry Turbocharger Actuato... Page 6 of 8 Figure 4, New Self-Assembled Turbocharger Actuator Coolant Lines Kit, Part Number 5473159. https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2019/tsb190042.html 4/15/2019 New Vented Coolant Drain Line Kit to Reduce Variable Geometry Turbocharger Actuato... Page 7 of 8 Figure 5, Existing Production Turbocharger Actuator Coolant Drain Tube With Vent Accommodation (Left), Part Number 5302803. New Production Turbocharger Actuator Coolant Drain Tube with Vent Accommodation (Right), Part Number 5446929. Service Parts Availability Service parts are available. See Table 1 for part numbers. Table 1, Service Parts Part Description Existing Part Number Obsolete Superseded New Part Number Horizontal vented coolant drain Out Kit 4352363 No No 5473157 Vertical vented coolant drain Out Kit 4352363 No No 5473158 SelfAssembled Kit 4352363 No No 5473159 https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2019/tsb190042.html 4/15/2019 New Vented Coolant Drain Line Kit to Reduce Variable Geometry Turbocharger Actuato... Page 8 of 8 Table 2, Kit Part Number and Confirmed Application Compatibility Kit Part Number OEM 5473157 Pierce Fire Trucks 5473158 Nova Gillig MCI ADL EL-DORADO NABI 5473159 Autocar Production Status Implemented for production. See Table 2. Table 3, Production Information ESN First Build Date1 Plant 74287491 16 March 2018 Rocky Mount Engine Plant Engine build date can be found on engine dataplate. 1 Document History Date 2019-3-19 Details Module Created Last Modified: 08-Apr-2019 https://quickserve.cummins.com/qs3/pubsys2/xml/en/tsb/2019/tsb190042.html 4/15/2019