Part Number

Part Description

1

420 971 493 D

Engine wiring harness overlay

1

000 979 940

Connector

4

N 909 803 04

Sheer bolt with locking compound

4

N 910 238 02

Sheer bolt without locking compound

12

N 909 377 02

Tie Wrap (High Temperature)

Up to 1

000 979 950

Cloth tape

Shop supply
Shop supply

-N 103 113 04

Shop supply

--

Shrink tubing
Yellow tape in VAS 1978 B Tool kit
Silicone sealant

Criteria I.D. 04 (Spyder)
Quantity

Part Number

Part Description

1

420 971 493 E

Engine wiring harness overlay

1

000 979 940

Connector

4

N 909 803 04

Sheer bolt with locking compound

4

N 910 238 02

Sheer bolt without locking compound

12

N 909 377 02

Tie Wrap (High Temperature)

Up to 1

000 979 950

Cloth tape

Shop supply
Shop supply
Shop supply

-N 103 113 04
--

Shrink tubing
Yellow tape in VAS 1978 B Tool kit
Silicone sealant

The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 7 of 40

Required Tools:

VAS 6411 – Coupe / Spyder Rear End
Protector

VAS 6412 – Coupe Side Panel Protector

VAS 6428 – Spyder Side Panel Protector

The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 8 of 40

VAS 1978/1-1 – Exchangeable head, 0.35.50 mm

VAS 1978/1-2 – Crimping pliers (base tool)

VAS 1978/7A – Terminal removal tool

The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 9 of 40

VAS 1978/3 – Wire stripping tool

UT-100SI – Ultratorch in VAS 1978 B Tool kit
or suitable heat gun
Or equivalent

VAS 1978/14A – Hot air blower
Or equivalent

The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 10 of 40

VAS 1978/15A – Shrink element for hot air
blower
Or equivalent

VAS 5903 Battery charger
Or equivalent

The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 11 of 40

Work Procedure:
SECTION A: Identify Criteria and Check for
Open Status
Note: Any Update Programming procedure
(flash) may overwrite any “TUNED”
ECM or TCM programming. A
“TUNED” ECM or TCM is described as
any ECM or TCM altered so as to
perform outside the normal parameters
and specifications approved by Audi.
Current Tuned ECM or TCM
requirements: If you encounter a vehicle
with a “Tuned” ECM or TCM, your
dealership must do the following before
performing any procedure that updates
ECM or TCM programming:
- Notify the owner that their ECM or
TCM was found to have been tuned
- Notify the owner that any damage
caused by the tuning of the ECM or
TCM (including any adverse emissions
consequences) will not be covered by
any Audi warranty.

•

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

Tip: On the date of repair, print this
screen and keep a copy with the
repair order.
⇐ Ensure that the Status is “Open” .
⇐ Note the Applicable Criteria ID for use in
determining the correct work to be done and
corresponding parts associated .
Tip: Multiple criteria possible.

Check criteria then proceed to:
• Section B for criterion 04,
• Section E for criterion 03, or
• Section H if only criteria 01 or 02.

The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 12 of 40

SECTION B – Spyder Preparation – Criterion 04
Vehicles Only
• Write down all of the customer’s radio station
presets.

•

Disconnect battery.

•

Cover and tape the side panels and the
convertible soft top panel.

CAUTION:
This ensures paint damage will be avoided while
assembling and disassembling the service door.
•

Assemble the side panel covers (VAS 6428)
and rear cover (VAS 6411).

•

Remove the oil cap and cover the oil fill
opening.
CAUTION:
Removing oil cap will help prevent damage while
assembling and disassembling the air box.

⇐ Remove the bolt from the secondary air
injection hose .
⇐ Remove the connector from the bracket
and disconnect it.

Tip: Note service door position with masking
tape and marker.
⇐ Free up the wiring harness on the right
hinge .
⇐ Remove the nut .
⇐ Loosen the nut two turns.
•

Repeat on other side.
WARNING:
A second technician is needed to support
and hold the servicing door.

•

Disengage the left and right gas-filled struts for
the servicing door.

⇐ Remove the servicing door from the hinge
with a second technician.
The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 13 of 40

⇐ The space around the ECMs should be
additionally protected with suitable tape,
especially the edges of the side panels.

•

Remove both rear wheels.

⇐ Remove both left and right rear wheel housing
liners by removing screws .

•

Remove right side air intake snorkel.

⇐ Remove right fender support bracket .

The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 14 of 40

⇐ Remove the bolts and press the left
secondary air injection pipe to the side.
•

Repeat on right side of vehicle.

⇐ Remove the air filter housing bolts .
⇐ Remove the boots from the air filter
housing.
•
•

Remove air filter housing with the Mass Airflow
(MAF) sensors.
Tip: Block air intake to prevent any debris from
entering the engine.

⇐ Remove vacuum reservoir hold-down
bolts on right side of engine compartment to
gain better access to wiring harness.

•

Remove ECM hold-down bolts.

The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 15 of 40

⇐ The ECM is secured in a protective
housing and shear bolts to
make it more difficult to access.
⇐ The threads of the shear bolts (that are not
installed in ECM) are coated with locking
compound and must be heated to remove.
CAUTION:
The threads of both shear bolts (that
are installed in the ECM) are not coated
with locking compound. The threads in the
ECM housing must not be heated
(unintentional heating the ECM).

⇐ Adjust the settings on the hot air gun (VAS
1978/14A or equivalent) with the temperature
control at the maximum setting and the
two-stage air flow switch set to level 3.

WARNING:
When heating threads of shear bolts,
components of protective housing are
also heated intensely. Do not burn
yourself on this! Make sure that only the
threads are heated as much as possible,
and not any of the surrounding parts.
Grinding and drilling is not permitted.

The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 16 of 40

⇐ Heat threads on connector-side shear bolts for
approximately 25 to 30 seconds with VAS
1978/15A or equivalent.

⇐ Remove shear bolts with locking pliers (see
direction of ).
Note: The shear bolts installed in the ECM do
not need to be heated for removal. They
should be removed without heat.
•

Repeat for other ECM.

•

The harness requires extra slack to remove
ECM 2 (J624, driver’s side). Unclip harness
hold-downs to provide slack.
CAUTION:
Be careful to not damage harness holddowns while unclipping.

•

Mark ECMs so they are not interchanged;
disconnect and set aside.
WARNING:
The ECMs are not interchangeable.
Reinstalling them in the wrong location
will cause damage.

The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 17 of 40

⇐ Remove ground wire at ECM 1 (J623,
passenger’s side).

⇐ Release harness holder from frame in right
fender well.

⇐ Pull the harness down through the
frame opening, into the wheel well, to provide
working room for new harness installation.

The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 18 of 40

⇐ Locate the smaller T60 connector from ECM 2
(J624, driver’s side).
⇐ Remove the tie wrap and release the cover
with a small screwdriver on the smaller T60
(push the lug upwards away from the front of
the plug, ).
⇐ Pull out the terminal lock insert .
(Arrow 1) Lug.

(Arrow 2) Terminal lock.
⇐ The terminal of the engine speed signal (purple
wire) is in the brown housing element, located
in chamber 36. Release the terminal using
VAS1978/7A from the front side of the
connector block, and gently remove wire.
•

Repeat on the right side of vehicle: pull the
purple wire from chamber 36 of the T60
connector on ECM 1.

•

Proceed to Section C only if criterion 05
applies. Otherwise, proceed to Section D.

The 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 Audi dealer. 2012 Audi of America LLC and Audi Canada. All Rights Reserved.
November 2012

24U8/K9/Revised Page 19 of 40

SECTION C – Remove Spyder Version 1
Harness – Criterion 05 Vehicles Only
•

Follow the version 1 harness back from ECM 2
and remove any tie wraps that were installed
securing overlay to main engine harness. Do
this all the way to the D90 connection point.
Tip: The D90 connection point of the engine
speed signal wire is located on the right
side of the engine compartment, just in
front of the heat shield.

⇐ Mask the edge of the heat shield
with tape (risk of injury). Push back the
protective hose .

⇐ Remove hold down bolt for the harness holder
. Make sure that the other wires
do not get damaged.
⇐ Locate purple overlay harness wire and cut it
off 5 cm from D90 connection point . Discard the overlay harness; it will no