Eaton Gen 1 (AutoShift) Fault Code: 42 PID: SID 61 FMI: 7 Splitter Failed To Engage
Overview:
This code indicates the transmission is unable to complete a shift across the splitter. The splitter is either stuck in HI or LO, or cannot complete engagement in HI or LO.
Detection:
The transmission attempts the same splitter shift five consecutive times and determines the shift cannot be completed based on the speeds across the back box.
Fallback:
This fault causes a 9-speed fallback and the transmission stays in either LO split or HI split.
Required Tools:
1) Basic Hand Tools
2) (2) 0-100 PSI Air Pressure Gauges
3) AutoSelect/AutoShift Troubleshooting Guide
Possible Causes:
1) Low air pressure
2) Contaminated air supply
3) Air leak
4) Splitter solenoid stuck
5) Failed splitter actuator/cylinder/piston/yoke
Related products
-
Allison 1000 & 2000 Gen 4 Fault Codes: P1688 Unmanaged Engine Torque Delivered To TCM Signal
1000 & 2000 Gen 4 $50.00 -
-
-
Allison 1000 & 2000 Gen 4 Fault Codes: P0870 Transmission Pressure Switch Solenoid E Circuit
1000 & 2000 Gen 4 $50.00 -
-
Allison 1000 & 2000 Gen 4 Fault Codes: P0218 Transmission Fluid Over Temperature Condition
1000 & 2000 Gen 4 $50.00 -
-
Allison 1000 & 2000 Gen 4 Fault Codes: P1779 Engine Torque Delivered To TCM Signal
1000 & 2000 Gen 4 $50.00 -
-
-
Allison 1000 & 2000 Gen 4 Fault Codes: U1301 J1850 (Class 2) Serial Data Communication Link Low
1000 & 2000 Gen 4 $50.00 -
Allison 1000 & 2000 Gen 4 Fault Codes: U1041 J1850 (Class 2) ABS Controller State of Health Failure
1000 & 2000 Gen 4 $50.00 -
-
-
Allison 1000 & 2000 Gen 4 Fault Codes: U1000 Class 2 Loss of Serial Data Communication
1000 & 2000 Gen 4 $50.00
