Cummins ISB CM850 (2003-06) Fault Code: 1639 PID: SID 51 SPN: 703 FMI: 11 Auxiliary Equipment Sensor Input Number 3 (OEM Switch) – Root Cause Not Known.
Cummins ISB CM850 (2003-06) Fault Code: 1639 PID: SID 51 SPN: 703 FMI: 11 Auxiliary Equipment Sensor Input Number 3 (OEM Switch) – Root Cause Not Known.
This fault code is activated when the maximum inlet temperature or inlet pressure of a third party after-treatment system has exceeded the maximum allowable limits. A power derate may or may not be associated with this fault code.
Possible repairs:
1)Replace the ECM.
2)Repalce the OEM harness.
Related products
-
-
-
-
Allison 1000 & 2000 Gen 5 Fault Code:U0073 CAN Communication Bus 1 Off
1000 & 2000 Gen 5 -
-
-
-
-
-
Allison 1000 & 2000 Gen 5 Fault Code:P2763 TCC PCS Control Circuit High
1000 & 2000 Gen 5 -
-
-
-
-
