WHAT ARE THE
SIGNS OF A BAD
ECM IN YOUR AUDI?

The engine control module or
ECM is the brain of a vehicle.

Its job is to use the data
received from different types
of sensors to regulate engine
operation.

Defects in such a crucial
component could kill the
engine of your Audi.

So, symptoms of a faulty
ECM in your Audi should
not be neglected.

Repair or replace
the defective ECM
as soon as possible
to ensure smooth
engine operation.

Have a look at some of the most
common reasons behind the
failure of ECM:
• Extreme temperature
• Corrosion
• Fluctuation of voltage
• A bad jump-starting attempt
CAUSES OF ECM
FAILURE

SYMPTOMS

POOR ENGINE
PERFORMANCE

The ECM regulates the air-to-fuel
ratio within the engine.

However, a faulty ECM fails to do
its job as a result of which you
might notice poor engine
performance.

Besides, fuel consumption by your Audi might
also incline.

CHECK ENGINE LIGHT
COMES ON

Illumination of check
engine light indicates that
something is clearly wrong
with your Audi.

On-board computer turns
on check engine light when
it detects malfunctions in
the ECM.

ENGINE MISFIRING AND
STALLING

The ECM controls ignition
system, air injection system,
and fuel injection system.

A faulty ECM could not
do its job properly as a
result of which the
engine might misfire.

You might experience
engine stalling.

STARTING ISSUE

You might not be able to
start the engine of your Audi
if it has a defective ECM.

Replace the defective ECM
as soon as possible to ensure
smooth engine operation.

SUM UP

Signs of ECM failure in your
Audi should not be
overlooked.

Replace the faulty ECM in
your vehicle as soon as
possible to keep the engine
healthy.

THANK YOU
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