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Audi A4 / S4 / RS4 Electrical Problems

2643 TrueDelta members own (or used to own) a 2000 or newer Audi A4 / S4 / RS4. 508 of these members (19.2%) have reported electrical repairs for their car. A total of 884 electrical repairs to Audi A4 / S4 / RS4s--an average of 0.3 per vehicle--have been reported.

See our lemon odds and nada odds page to see vehicles with no repairs or vehicles with more than three repairs. To see how frequently Audi A4 / S4 / RS4 problems occur, check out our car reliability stats.

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Percentage of Audi A4 / S4 / RS4 repairs by problem area

Chart based on 4241 repairs.

Audi A4 / S4 / RS4 electrical repair cost distribution

Chart based on 508 repair trips. The repair cost chart excludes repairs made under warranty, do-it-yourself repairs, and repair trips that include maintenance.
Non-members can see only ten Audi A4 / S4 / RS4 repair histories. Log in or join us to see them all.

2005.5 Audi A4

Engine not specified

23000 mi   Dome light out. Replaced. 

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2003 Audi A4 4dr Wagon

turbocharged 170hp 1.8L I4 5-speed shiftable automatic AWD

43000 mi   HVAC air distribution servo motor/s hunting for position with car turned off. Automatic temperature regulation not working properly, air too warm. Air distribution not ccorrect. 
46000   Replaced air temperature control servo motor and air flow control servo motor. 

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2002.5 Audi A4 4dr Sedan

turbocharged 170hp 1.8L I4 6-speed shiftable CVT FWD

69000 mi US $70 Driver side front indicator bulb housing got burnt out, possibly due to a bad grounding issue. Audi dealer in Omaha NE on the first visit replaced bulb and on the second visit 'supposedly' replaced turn signal indicator stalk. An independent mechanic fixe 

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2002.5 Audi A4 4dr Sedan

turbocharged 170hp 1.8L I4 5-speed shiftable automatic AWD

56420 mi C $500 Driver side door speaker connection intermittent, likely due to poor connection. Wires reconnected, connectors reset. problem resolved 

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2002 Audi A4 4dr Sedan

turbocharged 170hp 1.8L I4 6-speed shiftable CVT FWD

34000 mi   Faulty front turn signal. 
41000 US $800 Problem with driver's lumbar support caused clicking noises and back panel of seat to pop out at bottom. 

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2002 Audi A4 4dr Sedan

turbocharged 170hp 1.8L I4 5-speed shiftable automatic AWD

97000 mi US $1800 rear left window regulator 
145000   ac took a while to kick in 
39000 US $50 passenger front door electical failure (window,mirror,ilumination,lock not operational) computer replaced 

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2002 Audi A4 4dr Sedan

turbocharged 170hp 1.8L I4 5-speed manual AWD

74000 mi US $78 Windshield washer pump motor siezed. Blew associated fuse. I bought new washer pump, installed myself. Headlight bulb, changed myself. Took one hour, shop could probably do it in 30 minutes. 
102000   A/C blew cold at idle, but not at highway speed. Found vacuum leak, large 3 way hose split. Will replace next time I am near dealer, but fixed for now with duct tape. 

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2002 Audi A4 4dr Sedan

220-horsepower 3.0L V6 5-speed shiftable automatic AWD

43000 mi   rear brake light was off, shop replaced at no cost 

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2001.5 Audi A4 4dr Wagon

turbocharged 250hp 2.7L V6 6-speed manual AWD

38000 mi US $50 Auto-dimming rear view mirror went bad 
45000   Flasher relay went bad. 
71000   Oil level sensor bad, replaced 
78500   Alternator failed, replaced 
83000   Replaced battery - dead 

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