Release Date

Technical Service Bulletin

08/03/2023

42M6 UPDATE
Rear Suspension Adjustment Bolts – (NVLW)

Applicable Vehicles

Country

Beginning Model Year

Ending Model Year

Vehicle

Vehicle Count

USA
CAN

2023
2023

2023
2023

ID.4
ID.4

4
2

Revision History
Revision

Date

Purpose

1

August 03, 2023

Original publication

Condition/Technical Background
This Update has been proactively released to prevent the following condition(s) from occurring in the vehicle:
Criteria

Technical Background

01

Rear suspension bolts may not have been properly torqued. Rear suspension bolts that are not correctly
tightened may cause the alignment angles of the rear suspension to change over time. If this occurs, this
can lead to pre-mature tire wear.

Remedy
Criteria

Remedy

01

Check the rear axle alignment and torque of the rear suspension adjustment bolts. If the any of the bolts
are not at the correct torque, the rear axle alignment will be corrected as needed and the adjustment bolts
torqued to the proper specification. The tires will be checked for premature and uneven wear. If found, the
tires will be replaced as necessary.

This Update is in effect until removed.
Vehicle must meet all of the following criteria:
• Procedure is valid only for vehicles that show the 42M6 code in the ELSA Campaign/Action Information screen
on the day of repair.
• Vehicle must be within the New Vehicle Limited Warranty (NVLW).
• Procedure must be performed within the allotted time frame stated in this Technical Service Bulletin.
• Procedure must be performed on applicable vehicles in dealer inventory prior to sale.

The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Volkswagen dealer. 2023 Volkswagen of America, Inc. and Volkswagen Canada. All Rights Reserved.
42M6 Page 1 of 15

Release Date

08/03/2023

Technical Service Bulletin

42M6 UPDATE
Rear Suspension Adjustment Bolts – (NVLW)

Service
Repair Overview
•

Perform initial wheel alignment measurement.

•

Check torque of rear suspension adjustment
bolts.

•

If incorrectly torqued fasteners are found and
the alignment is ok:

•

o

Replace affected fasteners.

o

Adjust alignment back to original
spec.

If incorrectly torqued fasteners are found and
the alignment is NOT ok:
o

Check tire wear.

o

Replace worn tires as required.

o

Adjust alignment.

o

Replace affected fasteners.

o

Calibrate driver assist systems
(if equipped)

The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Volkswagen dealer. 2023 Volkswagen of America, Inc. and Volkswagen Canada. All Rights Reserved.
42M6 Page 2 of 15

Release Date

08/03/2023

Technical Service Bulletin

42M6 UPDATE
Rear Suspension Adjustment Bolts – (NVLW)

NOTE:
•

ELSA is the only valid inquiry/verification source. Check ELSA on the day this vehicle UPDATE will be
performed to verify vehicle eligibility for the UPDATE. Status must show “open”. Attach an ELSA printout
showing the “open” status to the repair order.

•

If this UPDATE appears to have already been performed but the code still shows open in ELSA, contact
Warranty before proceeding further. Another dealer may have recently performed this UPDATE but not
yet entered a claim for it in the system.

•

ELSA may also show additional open action(s); if so, inform your customer - this work can be done while
the vehicle is in for this UPDATE.

•

Contact the Warranty Helpline (U.S.) or the Warranty Campaign Specialist (Canada) if you have any
questions.

•

Enter the VIN in ELSA and proceed to the
“Campaign/Action” screen.

TIP
On the date of repair, print this screen and keep a
copy with the repair order.
•

Confirm the Campaign/Action is open . If the status is closed, no further work is
required.

•

Note the Applicable Criteria ID for
use in determining the correct work to be done
and corresponding parts associated.
CRITICAL REPAIR STEP

STOP!
If multiple software update Campaign/Actions are
open, they must be performed in order of the Start
date . The oldest should be performed
first.
•

All Safety Recalls must be completed prior
to completing this campaign.

•

Proceed to section A.

The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Volkswagen dealer. 2023 Volkswagen of America, Inc. and Volkswagen Canada. All Rights Reserved.
42M6 Page 3 of 15

Release Date

08/03/2023

Technical Service Bulletin

42M6 UPDATE
Rear Suspension Adjustment Bolts – (NVLW)
NOTE
•

Damages resulting from improper repair or failure to follow these work instructions are the dealer’s
responsibility and are not eligible for reimbursement under this action.

•

Diagnosis and repair of pre-existing conditions in the vehicle are not covered under this action.

Repair Instruction
Section A – Alignment check and torque measurement
Perform initial wheel alignment measurement:
•

Refer to the instructions in the Alignment
equipment and the ELSA Repair manual:
Repair manual > Chassis > Suspension,
Wheels, Steering > 44 Wheels, Tires, Wheel
Alignment > Axle alignment

NOTE
•

Only the rear axle is affected by this condition!

•

If any alignment angles are out of specification,
DO NOT make any adjustments at this time.

The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Volkswagen dealer. 2023 Volkswagen of America, Inc. and Volkswagen Canada. All Rights Reserved.
42M6 Page 4 of 15

Release Date

08/03/2023

Technical Service Bulletin

42M6 UPDATE
Rear Suspension Adjustment Bolts – (NVLW)
Rear suspension adjustment bolts, inspecting:
•

Check the torque of the driver and passenger
rear camber adjustment nuts while
counter holding the bolt .
o

•

Torque specification: 190 Nm

Check the torque of the driver and passenger
rear toe adjustment nuts while counter
holding the bolt .
o

Torque specification: 95 Nm

The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Volkswagen dealer. 2023 Volkswagen of America, Inc. and Volkswagen Canada. All Rights Reserved.
42M6 Page 5 of 15

Release Date

08/03/2023

Technical Service Bulletin

42M6 UPDATE
Rear Suspension Adjustment Bolts – (NVLW)
•

If all of the suspension adjustment nuts are
found to be at the correct torque specification:
o

No further work is required.

NOTE
If the suspension adjustment bolts are found to be
at the correct torque and the alignment is out of
spec, correction of the alignment is NOT covered
by this update.

•

If any of the suspension adjustment nuts are
not at the proper torque:
o

•

If the alignment is within spec:
o

•

Check if the rear axle alignment is out
of specification per the wheel
alignment program.
Proceed to section B.

If the alignment is NOT within spec:
o

Proceed to section C.

The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Volkswagen dealer. 2023 Volkswagen of America, Inc. and Volkswagen Canada. All Rights Reserved.
42M6 Page 6 of 15

Release Date

08/03/2023

Technical Service Bulletin

42M6 UPDATE
Rear Suspension Adjustment Bolts – (NVLW)
Section B – Fastener replacement, alignment within specification
•

If the camber adjustment nut(s) is at the
incorrect torque, replace the nut(s) .

Part Number

Part Description

N -104-018-02

Nut for camber adjustment
bolt

•

Adjust camber
measurement.

back

to

the

original

•

Counter hold the bolt and tighten the nut
to 190 Nm.

•

If the toe adjustment nut(s) is at the incorrect
torque, replace the nut(s) .

Part Number

Part Description

WHT-009-208

Nut for toe adjustment bolt

•

Adjust toe back to the original measurement.

•

Counter hold the bolt and tighten the nut
to 95 Nm.

•

No further work is required.

The repair information in this document is intended for use only by skilled technicians who have the proper tools, equipment and training to correctly and safely maintain your vehicle. These procedures are
not intended to be attempted by “do-it-yourselfers,” and you should not assume this document applies to your vehicle, or that your vehicle has the condition described. To determine whether this information
applies, contact an authorized Volkswagen dealer. 2023 Volkswagen of America, Inc. and Volkswagen Canada. All Rights Reserved.
42M6 Page 7 of 15

Release Date

08/03/2023

Technical Service Bulletin

42M6 UPDATE
Rear Suspension Adjustment Bolts – (NVLW)
Section C – Fastener replacement, alignment out of spec
Checking tire wear:
NOTE
Tires should only be replaced if the rear axle
alignment was out of spec.
•

Check the rear tires for uneven wear.
o

Example of uneven wear shown
.

•

If uneven wear is noted, replace the affected
rear tire(s).

•

If the difference in wear between the new rear
tire and the remaining rear tire is greater than
1mm, the remaining rear tire must be
replaced.

•

If the difference in wear between the front tires
and the new rear tires is greater than 2mm,
both front tires must also be replaced.

•

If any tires are to be replaced:
o

Take clear photos of the uneven tire
wear.

o

U.S. dealers: Create a WISE
Campaign Authorization request and
attach photos for review.

o