NHTSA ID Number: 10131372
Manufacturer Communication Number: IK1200855
TSB/Document Date: 2018-04-02
Summary
Eliminate Harness Rubbing at ECM Bracket; only Engines built prior to 9/1/2012
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TSB/Document ID: IK1200855
Replacement Service Bulletin Number:
MFR Communication Date: 2012-12-13
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ENGINE AND ENGINE COOLING
MFR Component System:
MFR Component Subsystem:
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IK1200855 - Eliminate Harness Rubbing at ECM Bracket
Page 1 of 10
Countries:
RUSSIA, AUSTRALIA, BRAZIL, CANADA, UNITED
STATES, MEXICO, KOREA, SOUTH AFRICA
Document
ID:
IK1200855
Availability:
ISIS
Revision:
2
Major System: ENGINES
Created :
12/3/2012
Current
Language:
English
Last
Modified :
12/13/2012
Other
Languages:
NONE
Author:
John
Gallagher
Viewed:
302
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Title: Eliminate Harness Rubbing at ECM Bracket
Applies To: 2010 Emmsions MaxxForce 11 & 13 Liter Engine built prior to 9/1/2012
DESCRIPTION
Cut off harness support from ECM bracket and relocate harness to eliminate rubbing. Must be completed during any repair that requires removal
of the ECM bracket.
MODEL
Models with MaxxForce 11 and 13 Liter Engine built prior to 9/1/2012
TOOLS REQUIRED
Tools Required
Hand Tools
PARTS INFORMATION
Part Number
Description
Quantity
31053R1
Bolt-8Mx16 (sold in box of 100)
1
3570838C1
Saddle (sold in packs of 10)
1
3626607C1
Tie-Strap-Large (sold in packs of 20)
1
298862C1
Tie-Strap-Small (sold in packs of 20)
4
Loc 37418
Loc-tite-Blue 242 (sold in packs of 12)
1
WARNING:
Park vehicle on hard flat surface, turn the engine off, set the parking brake, and block the wheels to prevent the vehicle from moving in both directions. Failure to do so
may result in property damage, personal injury, and/or death.
WARNING:
If the vehicle must be raised, do not work under the vehicle supported only by jacks. Jacks can slip or fall over, potentially resulting in property damage, personal injury,
and/or death.
WARNING:
Always wear safe eye protection when performing vehicle maintenance. Failure to do so may result in serious eye injury.
REPAIR PROCEDURE
1. Park the vehicle inside the shop on flat surface.
2. Shift transmission to Park or Neutral, set parking brake, and block wheels.
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IK1200855 - Eliminate Harness Rubbing at ECM Bracket
Page 2 of 10
3. Unlatch and open hood.
4. Remove 2 nuts that secure air cleaner to bracket (Figure 1, item 1).
Figure 1
1. Two nuts secure air cleaner.
5. Remove air cleaner and set aside (Figure 2, item 1).
Figure 2
1. Air cleaner removed.
6. Cut one tie strap securing harness to lower front bolt and cut two tie straps securing harness to ECM bracket (Figure 3, Items 1 and 2).
Figure 3 - ECM Tie Straps
1. Tie strap securing harness around bolt.
2. Tie straps securing harness to ECM Bracket.
7. Remove 8 bolts that secure the ECM to the bracket (Figure 4, Item 1).
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IK1200855 - Eliminate Harness Rubbing at ECM Bracket
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Figure 4 - ECM Bolts
1. Bolt (8)
8. Fold ECM toward steer shaft for access to ECM bracket (do not remove ECM connectors) (Figure 5, item 1).
Figure 5
1. ECM folded toward steer shaft.
9. Remove 2 bolts and remove cold start solenoid from bracket (take care not to kink nylon supply line) (Figure 6, Items 1 and 2).
Figure 6 - Cold Start Fuel Solenoid
1. Cold start solenoid.
2. Bolt (2)
10. Disconnect cold start relay (push tab on bottom of connector to unlock) tape or otherwise cover open connector to prevent contamination from
cutting chips (Figure 7, Item 1).
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IK1200855 - Eliminate Harness Rubbing at ECM Bracket
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Figure 7 - Cold Start Relay
1. Cold start relay connector.
11. Remove 2 fir-tree type push pin connectors that secure the air line to ECM bracket (Figure 8, Item 1).
Figure 8
1. Fir-tree push pin connector (2).
12. Remove three bolts that secure ECM bracket to engine (do not lose vibration isolators) (Figure 9, Item 1).
Figure 9 - ECM Bracket
1. Three bolts secure ECM Bracket.
13. Remove fir-tree type push pin that secures engine harness to ECM bracket (Figure 10, item 1).
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IK1200855 - Eliminate Harness Rubbing at ECM Bracket
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Figure 10
1. Fir-tree type push pin.
14. Using hack-saw or other acceptable method, cut off harness support bracket from bottom of ECM bracket (Figure 11, Item 1).
Figure 11 - ECM Bracket
1. Harness support bracket removal.
15. Using grinder or other acceptable method, grind off any remaining stock close to profile of ECM bracket and deburr any sharp edges (Figure
12, Item 1).
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IK1200855 - Eliminate Harness Rubbing at ECM Bracket
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Figure 12 - Excess material removed
1. Remaining stock ground off and de-burred.
16. Replace harness if evidence of rubbing through to copper is observed (Figure 13, Item 1).
Figure 13 - Harness Damage
1. Harness damage caused by rubbing.
17. Reinstall fir-tree type push pin that secures engine harness to ECM bracket (Figure 14, Item 1 and 2).
Figure 14 - Harness to ECM Bracket attachment
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IK1200855 - Eliminate Harness Rubbing at ECM Bracket
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1. Fir-tree type push pin
2. ECM Bracket
18. Install ECM bracket on to engine (use all 6 rubber isolators) (if back isolators are not installed, fuel lines can rub and cause fuel to leak) and
torque ECM bracket bolts to 26 lb-ft (35 N•m) (Figure 15, Item 1).
Figure 15 - ECM Bracket Mounting
1. Rubber Isolator
19. Install two fir-tree type push pin connectors that secure air-line to top of ECM bracket (Figure 16, Item 1).
Figure 16 - Air-line to ECM Bracket
1. Fir-tree type push pin connector.
20. Remove tape and reconnect cold start relay connector (Figure 17, Item 1).
21. Tug on connector to verify it is secure (Figure 17, Item 1).
Figure 17
1. Cold start relay connector.
22. Reinstall cold start fuel solenoid to ECM bracket and torque 2 bolts to 53 in-lb (6N•m) (Figure 18, Item 1).
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IK1200855 - Eliminate Harness Rubbing at ECM Bracket
Page 8 of 10
Figure 18 - Cold Start Solenoid
1. Bolt (2).
23. Secure ECM to ECM bracket using 8 bolts and torque bolts to 89 In-lb (10N•M) (Figure 19, Item 1 ).
Figure 19
1. ECM to bracket bolts.
24. Use one tie strap to anchor engine harness at lower forward bolt on ECM bracket and two crossed tie straps at ECM bracket cast-in ear
(Figure 20, Item 1 and 2).
Figure 20 - Engine Harness Tie Straps
2. Two crossed tie straps securing harness to ECM Bracket.
25. Install saddle to rear of fuel pump using bolt and existing hole at rear of high pressure fuel pump. Apply blue loc-tite on bolt threads.and torque
bolt to 7 ft-lb (9
N•m)(Figure 21, Item 1).
26. Secure harness to saddle with a large tie-strap (Figure 21, Item 3).
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IK1200855 - Eliminate Harness Rubbing at ECM Bracket
Page 9 of 10
Figure 21 - Saddle added to secure harness
1. Bolt
2. Saddle
3. Large tie strap
NOTE:
Inspect harness routing to ensure there is no rubbing against the high pressure fuel tubes or other components.
27. Reinstall air cleaner assembly, install and tighten 2 nuts that secure air cleaner to framework (Figure 22, Item 1).
Figure 22 - Air Cleaner Assembly
1. Air cleaner attachment nuts.
Feedback Information
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You received the following feedback From: dy08955 - David Gabrielle Email Address: [email protected] Job Classification: SE008, Service Technician Dealer:
DY08955 TRUCK KING INTL IDEALEAS Feedback: In step 23 for reinstalling the ECM to mounting bracket, the proper torque sequence has been omitted. This is shown in
EGES465 Step 5, Figure 92. ECM bolt tightening sequence, under installation of ECM.
Create d
Date
12/18/2012
5:50:43 AM
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IK1200855 - Eliminate Harness Rubbing at ECM Bracket
U024797
Page 10 of 10
You received the following feedback From: U024797 - Andrew Silkaitis Email Address: SMTP:{andrew.silkaitis@navistar
.com}andrew.silkaitis@navistar
.com
Feedback: In this article you have listed part number 298862C1 which isn't a good part number in Tolas. Please provide correct part number and up date article.
Thank you.
12/26/2012
2:42:17 PM
Copyright © 2013 Navistar
, Inc.
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