09031-70270 PLUG, SCREW Denso Cross

18Dec2018
(Revised 26Mar2019)
U-738
D-158
Before/After
PRODUCT SUPPORT PROGRAM FOR REWORKING THE ENGINE SOFTWARE AND DIESEL PARTICULATE FILTER ON CERTAIN C3.4B INDUSTRIAL ENGINES
108U 1050 108F 1920 PS46093
Caterpillar’s obligations under this Service Letter are subject to, and shall not apply in contravention of, the laws, rules, regulations, directives, ordinances, orders, or statutes of the United States, or of any other applicable jurisdiction, without recourse or liability with respect to Caterpillar.
This Program must be administered either before or after failure.In either case the decision whether to apply the Program is made by the dealer. When reporting the repair, use "PS46093" as the Part Numberand "7755" as the Group Number. If administered before failure, use "56" as the Warranty Claim Description Code and "T" as the SIMS Description code.If administered after failure, use "96" as the Warranty Claim Description Code, and "Z" as the SIMS Description Code.
The information supplied in this service letter may not be valid after the termination date of this program.Do not perform the work outlined in this Service Letter after the termination date without first contacting your Caterpillar product analyst.
This Revised Service Letter replaces the 18Dec2018 Service Letter. A change was made to the Mail Codes.
TERMINATION DATE
31Dec2020
PROBLEM
The Diesel Particulate Filter core may fail on certain C3.4B Industrial Engines. The failures may result in loss of power and a blocked Diesel Particulate Filter.
AFFECTED PRODUCT
Model Identification Number
C3.4B CJG01859-01865, 1867, 1869-1870, 1901-1910, 1994, 2268, 2272, 2323-2324, 2364-2365, 2367-2374, 2376-2377, 2414, 2430-2439, 2441-2446, 2454-2456, 2458-2460, 2462-2463, 2482, 2529, 4411-4414, 4453-4465, 4999-5025, 5048-5050, 5069-5088, 5090-5095
CNW00578-00579, 581-587, 666, 668-674, 677, 680, 684, 708, 730-738, 740-744, 746, 748-750
PARTS NEEDED
Qty
Part Number Description
1 20R3615 KIT-FILTER (After Failure Only)
1 3793061 SEAL (After Failure Only)
1 3793064 SEAL-O-RING (After Failure Only)
1 3879343 CLIP (After Failure Only)
1 4732321 ENGINE SOFTWARE
1 4813598 FILTER AS (After Failure Only)
1 GND_WIRE_KIT Regen Interlock GND Wire Kit (See Action Required)
In order to allow equitable parts availability to all participating dealers, please limit your initial parts order to not exceed 26% 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
Before Failure:
1 - Update Engine Software, refer to Troubleshooting ? ECM Software ? Install, ensure to follow the steps to save the Engine Configuration data.
2 - Apply Carlson Service Number 14CP-013 - Regeneration I