155420-0420 ZEXEL 9 421 622 561 BOSCH CONTROL LEVER 9421622561 1554200420 1925099012

PARTS NEEDED
Qty
Part Number Description
1 4716029 MTG GP-INJECTOR (After Failure Only)
1 5548955 DEF SOFTWARE
1 ENGSOFTWARE ENGINE SOFTWARE
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 25% of dealership population. This is an initial order recommendation only, and the ultimate responsibility for ordering the total number of parts needed to satisfy the program lies with the dealer.
ACTION REQUIRED
New DEF System software is available that reduces the risk of an internal DEF injector leak by improved temperature management. Please update the DEF system software at the next opportunity.
Ensure that all adjustments and repairs that are carried out to the Diesel Emission Fluid (DEF) system are performed by authorized personnel that have the correct training. Before beginning ANY work on the DEF system, refer to Operations and Maintenance Manual, "General Hazard" for safety information.
Before Failure:
Check that the engine software is the latest version before updating the DEF pump software.
If the engine software is not the latest version, update the Engine Software first.
If needed, update the engine software with the latest available in SIS WEB.
Flash the DEF Pump ECM with the software listed in the Parts Needed or latest available in SIS Web.
After Failure:
Ensure the appropriate steps have been followed when diagnosing a DEF injector failure. Refer to UENR0662.
If it is determined that replacement of DEF injector is required, refer to Disassembly and Assembly Manual - Diesel Fluid Injector - Remove and install.
After the DEF injector has been replaced, perform the DEF system software update as detailed in the "Before Failure" section above.
SERVICE CLAIM ALLOWANCES
Product smu/age whichever comes first Caterpillar Dealer Suggested Customer Suggested
Parts % Labor Hrs% Parts % Labor Hrs% Parts % Labor Hrs%
0-5000 hrs,
0-60 mo 100.0% 100.0% 0.0% 0.0% 0.0% 0.0%
This is a 0.5-hour job
An additional 1.5 hours is allowed for After failure.
PARTS DISPOSITION
Handle the parts in accordance with your Warranty Bulletin on warranty parts handling.