VALVE GP-CONTROL 2004861 - Caterpillar

Introduction
The problem that is identified below does not have a known permanent solution. Until a permanent solution is known, use the solution that is identified below. Problem
The check engine light turns on for an active "276-03" diagnostic after the following events occur:
Software update
Engine ECM replacementThe pin location in the ECM connector for the signal wire on the inlet air pressure sensor may be in two different locations. The pin location may be located at either "J1 Pin15" or "J1 Pin17". The location is determined by the following conditions:
The suffix code for the ECM
The software part numberNote: The suffix code for the ECM is the last two characters of the serial number for the ECM.Solution
Refer to Table 1 for the ECM pin locations for each combination of suffix code and software part numbers.
Inspect the harness. Verify the ECM input that is used.
Move the signal wire for the sensor to the correct ECM input.
Table 1
Locations of the Pinout of the ECM for the Inlet Air Pressure Sensor    
ECM Suffix    Engine Software Part Number    ECM Pin Location    
IE     225-9615 /July,2002
225-9616 /July,2002
225-9617 /July,2002 and later releases     J1 Pin 17    
IF
IG
KD
KH     225-9615 /July,2002
225-9616 /July,2002
225-9617 /July,2002 and later releases     J1 Pin 17    
IF
IG
KD
KH     Earlier than 225-9615, 225-9616, 225-9617     J1 Pin 15