Save Up to 15% on Back to School Auto Parts
24/7 Customer service
USD
Add your vehicle
Address
Login
Cart
Item
$0.00
A-Premium Back to School Car Deals Up to 15% OFFA-Premium Back to School Car Deals Up to 15% OFF
Add your vehicle to ensure fitment/Choose a yearRequired Fields
Select a different vehicle
Make/Model
VIN
Save

Audi A4 Quattro Turn Signal Switch

2 items

Keep your vehicle's turn signal switches working properly with A-Premium's durable options. Trust our high-quality parts for the best performance.

  • All filters
  • Sort By
  • Year
  • Price
  • Brand
  • Warranty
Headlight Dimmer Switch with Indicator Function for Audi A4 A4 Quattro Q7 A6 RS4 S6Headlight Dimmer Switch with Indicator Function for Audi A4 A4 Quattro Q7 A6 RS4 S6
A-Premium®Part # APTSS379
Headlight Dimmer Switch with Indicator Function for Audi A4 A4 Quattro Q7 A6 RS4 S6
4.699 Reviews
$40.99
Low stock: Only 1 left
Edit ZIP code
1-year warranty
90 days free return
Fits 2004 - 2007 Audi A8 Quattro, 2004 - 2009 Audi S4, 2006 - 2008 Audi A6, 2010 - 2010 Audi A4, 2005 - 2008 Audi A4, 2007 - 2008 Audi S6, 2003 - 2004 Audi A4 Quattro, 2003 - 2004 Audi A4, 2008 - 2009 Audi S8, 2008 - 2010 Audi A8 Quattro, 2007 - 2008 Audi Q7, 2007 - 2008 Audi RS4, 2005 - 2008 Audi A4 Quattro, 2005 - 2008 Audi A6 Quattro, 2009 - 2009 Audi A4, 2003 - 2003 Audi A8 Quattro, 2007 - 2007 Audi S8
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Audi A4 Quattro
Item LocatedUnited States
Quantity1
ConditionNew
item #101840L1
Note
【Note-1】 This item comes with indicator function, with high beam function, with park light function.
【Note-2】 For Audi A4 & A4 Quattro, this item fits the model From 4/03.
【Note-3】 For 2009 Audi A4, this item fits Convertible only, not Sedan.
Show less
Windshield Wiper Switch for Audi A4 A4 Quattro A6 A6 Quattro A8 Quattro RS4 S4
A-Premium®Part # APTSS372
Windshield Wiper Switch for Audi A4 A4 Quattro A6 A6 Quattro A8 Quattro RS4 S4
4.699 Reviews
$33.99
Low stock: Only 3 left
Edit ZIP code
1-year warranty
90 days free return
Fits 2003 - 2003 Audi A4, 2005 - 2008 Audi A4, 2005 - 2008 Audi A4 Quattro, 2006 - 2007 Audi A6, 2005 - 2008 Audi A6 Quattro, 2003 - 2003 Audi A8 Quattro, 2004 - 2010 Audi A8 Quattro, 2007 - 2008 Audi RS4, 2005 - 2008 Audi S4, 2007 - 2008 Audi S6, 2007 - 2009 Audi S8
Add Trim and Engine info to ensure a guaranteed fit
Vehicle: Audi A4 Quattro
Item LocatedUnited States
Quantity1
Part interchange
WP279, 1S4190, V15803233, 4E0953503B, 4E0953503B4PK, 4E0953503F, 4E0953503F4PK, 740400
item #100143KA
Show less

What does a turn signal switch do?

 An automotive turn signal switch is a component in a car's steering column that enables the driver to indicate the direction in which they intend to turn or change lanes. When the driver moves the turn signal lever up or down, it activates a switch that sends an electrical signal to the car's turn signal lights, causing them to flash on the front and rear of the car to indicate the intended direction of the turn or lane change. In addition to indicating the direction of the turn, the turn signal switch also cancels the signal automatically after the turn is completed or when the steering wheel is straightened. The turn signal switch is an important safety feature in a car as it alerts other drivers of the driver's intended maneuver, reducing the risk of accidents or collisions.

Turn signal switch replacement

Replacing a turn signal switch is a task that may be required if the switch fails or malfunctions, causing the turn signals or hazard warning lights to stop working. It's important to ensure that the new switch is compatible with the vehicle's make and model and is of high quality to ensure safe and reliable operation.

While replacing the turn signal switch can be done as a DIY project, it can be a complex task that requires mechanical skills and knowledge. If you're not confident in your ability to perform the task, it's best to seek the assistance of a professional mechanic. You can refer to these steps when you need to change the turn signal switch:

  1. Disconnect the battery
  2. Remove the steering wheel cover
  3. Remove the old turn signal switch. You may need to use a screwdriver or socket wrench to remove the screws.
  4. Position the new turn signal switch in place and secure it using the mounting screws. Reconnect any electrical connectors that were removed earlier.
  5. Once the new turn signal switch is in place, reattach the steering wheel or column cover, ensuring that all screws or clips are properly secured.
  6. Finally, reconnect the negative battery cable to the battery and test the new turn signal switch by activating the turn signals and hazard warning lights.