NHTSA ID Number: 10209966
Manufacturer Communication Number: ISA-21-01
TSB/Document Date: 2022-04-06
Summary
Indian
Motorcycle found that some 2022 Chief models can exhibit a noise in the front of the motorcycle when operating slowly on rough or bumpy road conditions. The sound can be difficult to properly diagnose as it may resemble a metallic clicking in the front headlight area. The sound is coming from the bypass valve within the front suspension and occurs when switching between compression and rebound. The sound can be amplified by the fender shape on some motorcycles. The sound does not affect the performance of the motorcycle. Indian
Motorcycle has released a service kit with new upper fork with a revised bypass valve to correct the noise.
SERVICE ADVISORY
IND
Release Date: March 31, 2022
Expiration Date: March 31, 2023
Communication #: ISA-21-01
Model Year(s): 2022
— Confidential and Proprietary —
VERSION: R02 (March 31, 2022)
**Added repair procedure**
IMPORTANT
If you are working with a printed copy, please verify you have the most current version of this document.
SUBJECT: CHIEF FORK NOISE
PURPOSE
Indian
Motorcycle found that some 2022 Chief models can exhibit a noise in the front of the motorcycle when
operating slowly on rough or bumpy road conditions. The sound can be difficult to properly diagnose as it may
resemble a metallic clicking in the front headlight area.
• The sound is coming from the bypass valve within the front suspension and occurs when switching between
compression and rebound.
• The sound can be amplified by the fender shape on some motorcycles.
• The sound does not affect the performance of the motorcycle.
Indian
Motorcycle has released a service kit with new upper fork with a revised bypass valve to correct the noise.
Refer to the procedure for detailed installation instructions.
AFFECTED MODELS
MODEL YEAR
VEHICLE IDENTIFICATION NUMBER
RANGE
MODELS
Chief
2022
Chief Bobber
Super Chief
Reference Unit Inquiry on the dealer website
or the Service Communications list on the
STOP site to look up affected VINs.
The information contained within this document is confidential and protected by U.S. and international
copyright laws, and is the property of Polaris Inc. This document is
provided for the sole use of authorized Polaris dealers and distributors. This document is not to be distributed, duplicated, or copied, digitally or otherwise, without the
written consent of Polaris Inc.
ISA-21-01 (R02)
© 2022 Polaris Inc.
Page 1 of 19
WA R R A N T Y C L A I M I N F O R M AT I O N
Advisory parts are excluded from the standard RMA policy and cannot be returned. An Initial Recommended Order
Quantity has not been provided for this advisory. Use Quantity Ordered to Date and the Open VIN List from the STOP
site to determine an order amount that’s right for your dealership. For more details, refer to University of Polaris
training course "Polaris Item Availability and Daily Ordering" and click on "Bulletin Ordering Training".
2022 CHIEF
Advisory #
ISA-21-01
Claim Type
SA (Service Advisory)
Labor Allowance
2.0 hours (120 minutes)
Part Number / Description
2209325 (QTY 1) Kit, Fork Tube - Inner
2208093, (QTY 1) Fork Oil
Parts Availability
Available to order
University of Polaris Video
Training Required
NO
Claim Submission:
• US / Canada Dealers: On DEX, go to Service and Warranty > Warranty Claim and Extended Coverage > Start a
New Warranty Claim. Select Service Advisory > Enter the VIN and Retrieve Registration. Select Indian Motorcycle®
ISA-21-01 and Send Claim.
• International
Dealers: On iDEX, go to Service and Warranty> Warranty Claims>Start a New Warranty Claim.
Select Service Advisory> Enter the VIN and Retrieve Registration. Select Indian
Motorcycle® ISA-21-01 and Send
Claim
COVERAGE PERIOD
Coverage will begin on March 31, 2022. Coverage will expire on March 31, 2023.
FEEDBACK FORM
A feedback form has been created for the technician to provide Polaris with an overall
satisfaction rating for the instructions, provide comments on your experience or upload
pictures/video. This feedback form is viewable on a mobile device by scanning the QR code
or by clicking HERE if viewing this document electronically.
The information contained within this document is confidential and protected by U.S. and international
copyright laws, and is the property of Polaris Inc. This document is
provided for the sole use of authorized Polaris dealers and distributors. This document is not to be distributed, duplicated, or copied, digitally or otherwise, without the
written consent of Polaris Inc.
ISA-21-01 (R02)
© 2022 Polaris Inc.
Page 2 of 19
ISA-21-01 KIT CONTENTS (2209325)
ITEM
q
w
e
r
DESCRIPTION
Screw, Cartridge
PART NUMBER
QTY
7527865
2
Washer, Cartridge
2208096
2
Seals, Bushings
2208947
2
Inner Tube, Fork
2209304
2
The information contained within this document is confidential and protected by U.S. and international copyright laws, and is the property of Polaris Inc. This document is
provided for the sole use of authorized Polaris dealers and distributors. This document is not to be distributed, duplicated, or copied, digitally or otherwise, without the
written consent of Polaris
Inc.
ISA-21-01 (R02)
© 2022 Polaris
Inc.
Page 3 of 19
ISA-21-01 PROCEDURE
• Remove fender mount fasteners q.
TOOLS REQUIRED
• PV-49494 - Fork Seal Install
• PF-53122 - Damper Hold Tool
• PV-59000A - Fork Oil Measurement Tool
• 5 mm, 6 mm, 14 mm Hex Driver
• T25 Torx Driver
• 24 mm Socket
• Torque Wrench
CONSUMABLES REQUIRED
• 2208093, Fork Oil
• Stand in front of the motorcycle facing the front
fender and squeeze the sides together while
“rolling” the fender out from between the fork legs.
F R O N T F O R K R E M O VA L
WARNING
This procedure requires raising and supporting the
motorcycle so that the front wheel is off the ground.
Precautions should be taken to ensure the
motorcycle is properly stabilized at all times.
Failure to properly support motorcycle may result
in personal injury or damage to the motorcycle.
CAUTION
Do not twist the brake hose
or brake line. Do not allow
calipers to hang from the brake hose
. Secure calipers in
such a way to avoid hose damage.
Once fender has been removed from the
motorcycle, make sure the fender is stored
safely until it is reinstalled.
1. Secure the motorcycle in an upright position with
tie-down straps and a platform jack positioned
beneath the engine cases.
IMPORTANT
Do not operate the front brake lever
with the calipers or
wheel removed.
2. Turn key or ignition switch to OFF position and
remove key. If equipped with keyless fob, remove fob
from proximity of vehicle.
3. Remove front fender:
CAUTION
Use care not to scratch or damage painted surfaces
during fender removal and / or installation.
The information contained within this document is confidential and protected by U.S. and international copyright laws, and is the property of Polaris
Inc. This document is
provided for the sole use of authorized Polaris dealers and distributors. This document is not to be distributed, duplicated, or copied, digitally or otherwise, without the
written consent of Polaris Inc.
ISA-21-01 (R02)
© 2022 Polaris
Inc.
Page 4 of 19
4. Remove front caliper mounting fasteners and remove
the caliper.
• Loosen axle pinch bolts q on lower right fork leg.
• Remove wheel speed sensor p-clip fastener e.
IMPORTANT
When removing caliper, use care not to damage brake
line. Support caliper to avoid kinking or bending brake
line.
5. Remove front wheel:
CAUTION
Do not twist the brake hose
or brake line. Do not allow
calipers to hang from the brake hose
. Secure calipers in
such a way to avoid hose damage.
• Support wheel, remove axle, and wheel speed
sensor w.
• Remove wheel spacer from non-brake side.
The information contained within this document is confidential and protected by U.S. and international
copyright laws, and is the property of Polaris Inc. This document is
provided for the sole use of authorized Polaris dealers and distributors. This document is not to be distributed, duplicated, or copied, digitally or otherwise, without the
written consent of Polaris Inc.
ISA-21-01 (R02)
© 2022 Polaris Inc.
Page 5 of 19
6.
• CHIEF MODELS = Remove turn signals:
Remove turn signal fastener w and signal bracket
e.
• SUPER CHIEF / CHIEF BOBBER = Remove front
body work:
– Remove head light bezel by removing its
fastener q.
–
–
Pull the head light out and disconnect the turn
signals and head light electrical connectors.
If equipped, disconnect harness retention
feature from the head light bucket.
The information contained within this document is confidential and protected by U.S. and international copyright laws, and is the property of Polaris Inc. This document is
provided for the sole use of authorized Polaris dealers and distributors. This document is not to be distributed, duplicated, or copied, digitally or otherwise, without the
written consent of Polaris Inc.
ISA-21-01 (R02)
© 2022 Polaris Inc.
Page 6 of 19
–
–
Remove head light bucket by removing its
fasteners w.
–
Remove the rear clamp mounts by removing its
fasteners y.
–
Remove the front nacelle mounts by removing
its fasteners u.
Remove rear cover fasteners e.
–
Remove the front cover fasteners r to remove
the front and rear covers.
–
Disconnect turn signal electrical connectors q.
The information contained within this document is confidential and protected by U.S. and international copyright laws, and is the property of Polaris
Inc. This document is
provided for the sole use of authorized Polaris dealers and distributors. This document is not to be distributed, duplicated, or copied, digitally or otherwise, without the
written consent of Polaris Inc.
ISA-21-01 (R02)
© 2022 Polaris Inc.
Page 7 of 19
7. Loosen top triple clamp pinch bolt q.
8. Loosen lower triple clamp pinch bolts w.
9. Slide fork leg down and remove.
The information contained within this document is confidential and protected by U.S. and international copyright laws, and is the property of Polaris Inc. This document is
provided for the sole use of authorized Polaris dealers and distributors. This document is not to be distributed, duplicated, or copied, digitally or otherwise, without the
written consent of Polaris Inc.
ISA-21-01 (R02)
© 2022 Polaris Inc.
Page 8 of 19
F O R K D I S A S S E M B LY
5. Remove spring spacer w and spring seat e.
1. Loosen the fork cap q. Do not remove it at this time.
6. Remove main spring r.
2. Loosen cartridge bolt. Do not remove it at this time.
7. Remove spring seat t and spring mount y.
8. Drain the oil from the fork in an appropriate
receptacle.
3. Finish removing fork cap.
NOTICE
The top cap is under pressure but not enough to require
compression.
9. SUPER CHIEF / CHIEF BOBBER =Gently pry Dust
Cap upward and remove.
4. Compress the fork to expose the spring spacer.
The information contained within this document is confidential and protected by U.S. and international
copyright laws, and is the property of Polaris Inc. This document is
provided for the sole use of authorized Polaris dealers and distributors. This document is not to be distributed, duplicated, or copied, digitally or otherwise, without the
written consent of Polaris Inc.
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TSB/Document ID: ISA-21-01
Replacement Service Bulletin Number:
MFR Communication Date: 2022-03-31
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: SUSPENSION
MFR Component System:
MFR Component Subsystem:
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