NHTSA ID Number: 10130967
Manufacturer Communication Number: IK1201117
TSB/Document Date: 2018-04-02
Summary
Open Crankcase Breather
IK1201117 Open Crankcase Breather
Page 1 of 5
Countries:
CANADA, UNITED
STATES
Document ID: IK1201117
Availability:
ISIS, Bus ISIS
Revision:
2
Major System:
ENGINES
Created:
4/18/2014
English
Last
Modified:
10/22/2014
NONE
Author:
Matthew
Lazarz
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Other
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3443
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Title : Open Crankcase Breather
Applies To : 2010 + MaxxForce 9, 10 (ESN 3300000 to 3448910) 466HT & 570 Only
Title: Open Crankcase Breather
Purpose: Open breather application guidelines.
Applies To:
2010 I-6 MaxxForce 9 & 10 Engines (ESN 3300000 to 3448910) 466HT & 570 Only
This article provides guidelines as to when installation of an open breather system is applicable.
Action
Decision
A: Low Power: Proceed to section 1
Complaint
B: Oil leak at CAC pipes: Proceed to section 2
C: Shutdown at or below 20°F: Proceed to section 3
Section/Step Action
Decision
Yes: Proceed to Section 1 Step 2
1/1
Is boost >10PSI below Specification?
No: Complete Performance Diagnostics, open
breather kit is not required
Section/Step Action
Decision
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IK1201117 Open Crankcase Breather
Remove only the air inlet duct from the low
pressure turbocharger.
Yes: Clean turbo coking per IK1200656
then proceed to Section 4
Visually inspect for severe turbo coking, is
coking present?
No: Complete Performance Diagnostics
1/2
Section/Step Action
2/1
Page 2 of 5
Decision
Is there impeller contact with the HP turbo
housing?
Yes: Proceed to Section 2 Step 2
No: Proceed to Section 2 Step 3
Section/Step Action
Decision
Is the contact with the intake or exhaust
housing?
2/2
Note: the turbocharger oil feed line is not
reusable if removed it must be replaced
Section/Step Action
2/3
Intake housing: Replace turbo center section
per IK1200938. Clean system of oil contamination
per Section 2 Step 3
Decision
Clean system of oil contamination from CAC
per TSI131217R2
Section/Step Action
3/1
Exhaust housing: iApproval case file for whole
turbo replacement will be needed. Clean system of
oil contamination per Section 2 Step 3. Once
completed proceed to Section 4
Once completed proceed to Section 4
Decision
Has CAC or ETV icing been found?
Yes: Proceed to Section 4
No: Complete hard start no start diagnostics
Install open breather kit using the ESN range guide below.
Section
4
Action
Decision
If ESN is ≥ 3433235
Repair completed no further action required
Service Kit 1- P/N: 2512556C91 is to be used
If the breather Assembly p/n is NOT
7092631C**on the engine as shown in figure 1
The Valve Cover has Baffle p/n: 7082947C**
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IK1201117 Open Crankcase Breather
Page 3 of 5
or newer as shown in
figure 2
Service Kit 2 - P/N: 2512557C91 is to be used
If ESN is between 3336123 and 3433234
Service Kit 3- P/N: 2512558C91 is to be used
If ESN is ≤ 3336123
Service Kit 4- P/N: 2512559C91 is to be used
Figure 1 Breather P/N Location
Figure 2 Valve Cover Identification
Possible Part Numbers Needed
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IK1201117 Open Crankcase Breather
Page 4 of 5
Part Number
Part Description
Quantity
2512354C91
HP Turbocharger Center
Cartridge
1
1881990C1
Pipe Seal/ Crossover Tube Seal
(inter-stage cooler not
equipped, If needed)
1858048C2
Inter-stage Cooler Outlet O-Ring
(ISC equipped, If needed)
1
7091592C91
KIT, Turbocharger Compressor
Cleaning
1
2512460C1
Fluid, EGR Cleaning
1
1885590C92
TUBE ASSY TURBO OIL
SUPPLY
1
1
Standard Repair Times (SRT)
Description
12 - VALVE COVER(S) AND/OR GASKET
(I-6 ENGINES), R & R AND/OR REPLACE
12 - CRANKCASE BREATHER
(ENGINE MOUNTED), REPLACE
12 - Install open crankcase breather
12 - TURBOCHARGER H.P CENTER SECTION,
REPLACE
(Note the turbo oil supply line must be replaced)
12 - CAC Cleaning, Perform
12 - Charge Air Cooler, Replace
Model
SRT Link
4300 4400
[ KL12-1564T-20 ]
7300, 7400,
7500
[M12-1564T-20]
4300 4400
[K129215T]
7300, 7400,
7500
[M12-9215T]
All Models
[A15180]
4300 4400
[KL12-6135T-24]
7300, 7400,
7500
[M12-6135T-24]
4300 4400
[A093925A]
7300, 7400,
7500
[A09-3925A]
4300 4400
[KL09-3925T]
7300, 7400,
7500
[A09-3320]
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IK1201117 Open Crankcase Breather
Page 5 of 5
Warranty Coding
Group
Noun
Noun
Description
12000
776
Breather
Element
Feedback Information
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Staff
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Comments
Created
Date
You received the following feedback From: U01E402 - Ryan Hendrickson
Email Address: SMTP:
10/23/2014
{Ryan.Hendrickson@Navistar.com}Ryan.Hendrickson@Navistar.com Feedback: The document was changed on 10/22.
8:55:55 AM
Can you add a change log to this article and post the changes that were recently made?
Copyright © 2014 Navistar, Inc.
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TSB/Document ID: IK1201117
Replacement Service Bulletin Number:
MFR Communication Date: 2014-10-22
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV)
MFR Component System:
MFR Component Subsystem:
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