Flash Files are Released for the 3126B Engines and 3126E EngineE Caterpillar

Flash Files are Released for the 3126B Engines and 3126E EngineE

Usage:

Flash Files are Released for the 3126B Engines and 3126E EngineE

CONFIDENTIAL TIBU3999-01

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TECHNICAL INFORMATION BULLETIN	November 12, 2003
Truck Engines	3126B (7AS-Up) 3126E (CKM1-Up)
	Component Code 1920

SUBJECT: FLASH FILES ARE RELEASED FOR THE 3126B AND THE 3126E ENGINES.

PROBLEM: The 3126B and 3126E are having the following problems:

Hard start at altitude (moderate temperatures)

Hard start with high parasitic loads (moderate temperatures)

Black exhaust soot

SOLUTION: New flash files have been released to address the above issues. Install the appropriate engine flash file in the table below.

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Flash Files for Specific engine ratings
Sales Model	Serial Number Range	Engine Rating	Inter lock	Relase Date	Flash File
3126E	CKM1-Up	330HP 860 lb-ft RV	218	SEP03	244-2799
3126E	CKM1-Up	330Hp 860 lb-ft ER	217	SEP03	244-2800
3126E	CKM1-Up	300HP 860 lb-ft	212	SEP03	244-2798
3126E	CKM1-Up	275HP 800 lb-ft	209	SEP03	244-2797
3126E	CKM1-Up	250HP 660 lb-ft	207	SEP03	244-2796
3126B	7AS1-Up	300Hp 860 lb-ft	311	SEP03	244-2795

Use SP0775 as the "Part Causing Failure," SMCS code 1920, and DC code 37 when filing the SIMS report. The remaining flash files will be coming soon and will be published in a Truck Engine News article. Share this Technical Information Bulletin with your TEPS dealers.

COPYRIGHT 2003 CATERPILLAR
ALL RIGHTS RESERVED

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