NHTSA ID Number: 10130904
Manufacturer Communication Number: IK0400155
TSB/Document Date: 2018-04-02
Summary
IC Bus Service Brake Switch Inspection; only models with Hydraulic Brakes
IK0400155 IC Bus Service Brake Switch Inspection
Page 1 of 4
Countries:
CANADA, UNITED STATES Document ID: IK0400155
Availability:
ISIS, Bus ISIS, NotSIR
Revision:
1
Major System:
Created:
9/8/2017
Current Language: English
Last Modified: 10/26/2017
Other Languages: NONE
Author:
Viewed:
James Santos
274
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Title : IC Bus Service Brake Switch Inspection
Applies To : 2017 IC Bus with Hydraulic Brakes
CHANGE LOG
Please refer to the change log text box below for recent changes to this article:
09/8/2017 - Initial Article Release
10/17/2017 Fixed spelling errors and added Hole Diameter
DESCRIPTION
This document will guide the user through diagnosing a customer complaint of brake lights not functioning or parking brake not releasing
SYMPTOM(s)
Diagnostic Trouble Code(s) & Dashboard Indicator Light(s):
DTC/Light
Description
N/A
Customer Observations or Concerns: Customer may indicate brake lights inop when service brake pedal is depressed, or parking brake will not
release when service brake pedal is depressed.
SPECIAL TOOL(s) / SOFTWARE
Tool Description
Tool Number
Comments
deburring bit
N/A
Obtain Locally
Instructions
SERVICE PARTS INFORMATION
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11/1/2017
IK0400155 IC Bus Service Brake Switch Inspection
Kit Description
Part Number
Page 2 of 4
Quantity
Notes
Required
N/A
DIAGNOSTIC STEP(s)
To prevent unexpected movement of the vehicle and possible serious personal injury or death,
park the vehicle on a flat, level surface, set the parking brake, turn the engine off and chock the
wheels to prevent vehicle from moving in both directions.
1: Verify customer complaint of brake lights inop and/or parking brake will not release with service brake pedal depressed.
REPAIR STEP(s)
1. Procedure can be perfromed with pedal assembly installed. NOTE: Make certain brake pedal is supported during reaming process.
2. Inspect brake switch clevis pin hole for debris/burrs/paint. See images below:
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11/1/2017
IK0400155 IC Bus Service Brake Switch Inspection
Page 3 of 4
3. Using a reaming tool, remove any paint, burrs, or debris from clevis pin hole. Target Hole Diameter is 14.014.1 mm
4. Insert clevis pin into brake pedal assembly and ensure the clevis pin rotates freely in clevis pin hole. If pin does not rotate freely, more filing
may be needed.
5. Inspect clevis pin for damage, if damaged then replace with new pin. If no damage is found on pin, reinstall brake pedal assembly into vehicle.
6. Verify repairs by rechecking for customer complaint.
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11/1/2017
IK0400155 IC Bus Service Brake Switch Inspection
Page 4 of 4
WARRANTY INFORMATION
Warranty Claim Coding:
Refer to the Warranty Coding Manual for Group and Noun Codes.
Standard Repair Time(s):
Refer to the SRT Manual for Repair Times
OTHER RESOURCES
Master Service Information Site
Service manual not available at this time
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Copyright © 2017 Navistar
, Inc.
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- Mixes well with conventional fluids
- Low-moisture formula provides excellent vapor lock...
- Ideal for hydraulic and disc brakes
- Provides an extra margin of safety in extreme braking...
- Mix of polyglycol ethers ensures hot brake-system operation...
- Excellent for ABS, disc and drum brake systems
- Delivers braking power when needed by avoiding a spongy...
- Both wet and dry boiling points exceed the minimum...
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TSB/Document ID: IK0400155
Replacement Service Bulletin Number:
MFR Communication Date: 2017-10-26
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: SERVICE BRAKES
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
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