FASTENER GP 4646566 - Caterpillar

Track-Type Tractor:
D6RSeries III (S/N: WCB1-UP)
D6RSeries III XL (S/N: RFC1-UP)
D6RSeries III (S/N: TBC1-UP; HCD1-UP; HKE1-UP; WRG1-UP)
D6RSeries III XW (S/N: MTJ1-UP)
D6RSeries III (S/N: DMK1-UP)
D6RSeries III LGP (S/N: DLM1-UP)
D6RSeries III (S/N: LGP1-UP; GMT1-UP; MRT1-UP; EXW1-UP)
Description of Change - A new Power Train software is available in order to allow for better communication between the ECM and the AccuGrade® GPS system. Before enabling the Winch Lockout relay, the Power Train Software now looks for the following conditions:
An engine speed of more than 400 rpm
The key switch is in the on position
The Lockout switch is in the Unlocked position
No diagnostics are presentAdaptable To - The 304-1764 Power Train Software or the latest version of Power Train Software is designed in order to help eliminate the following message on the AccuGrade GPS display:
"No GPS Data (Right)"ReferenceBefore flashing the 304-1764 Power Train Software, ensure that the EMS and the Engine ECM have the latest software. Refer to Service Magazine, SEPD0858, "Updated Power Train Software for Calibrating the Electronic Clutch Pressure Control" and Special Instruction, REHS3307, "Procedures for Updating D6R Series III For Compatibility with the Latest Version of Power Train Software".