Audi A4 transmission control module price snapshot
- Low
- $22
- Average
- $140
- High
- $644
Vehicle-specific price guide
How much is a used Audi A4 transmission control module?
Asking prices from 477 salvage yards in 45 states, broken down by model year, condition grade, and fitment variant.
SKWritten bySaurabh Kumar · Co-Founder & CTO
SK
Saurabh Kumar
Co-Founder & CTO, Part Price Guide
Built the pricing pipeline that collects and normalizes used OEM part listings from salvage yards and online marketplaces across the US.
ASReviewed byAmbika Sharma · Co-Founder & COO
Last updatedOct 16, 2026AS
Ambika Sharma
Co-Founder & COO, Part Price Guide
12 years of project management and technical operations experience. Reviews price guides for sample size, fitment accuracy, and data freshness.
Part overview
About the Audi A4 transmission control module
What the transmission control module does, common failure signs, and prices across all vehicles: used transmission control module price guide →
Also known asTCMTransmission ComputerTransmission ModuleTCU
Price summary
A used Audi A4 transmission control module costs $22 to $644, with a median asking price of $123. Based on 4,252 priced salvage yard listings across the US, compatible across 2008–2025 (18 model years), updated Oct 16, 2026. Prices exclude shipping, core charges, and installation.
Grade A (excellent)$129
Grade B (good)$141
Grade C (fair)$82
USD
Condition comparison
Price by part grade
Grade AClean / low wear$22–$6443,378 listings
Grade BStandard used$39–$456492 listings
Grade CVisible wear$77–$12513 listings
Grade XUngraded$25–$425369 listings
| Grade | Price range | Relative range | Listings |
|---|---|---|---|
| Grade AClean / low wear | $22–$644 | 3,378 | |
| Grade BStandard used | $39–$456 | 492 | |
| Grade CVisible wear | $77–$125 | 13 | |
| Grade XUngraded | $25–$425 | 369 |
Median by grade
Grade price comparison
Grade A$129
Grade B$141
Grade C$82
Ungraded$75
Median asking price by seller-reported condition grade · $22–$644 overall range
Regional supply
Where the Audi A4 transmission control module is listed
We found priced Audi A4 transmission control module listings at 477 salvage yards across 45 states. California supplies the most, with 782 listings (18% of the total) from 45 yards. Location matters: yards in Texas ask a median $77, while Kentucky yards ask $210, 173% more for the same part. Shipping usually costs less than that gap for smaller parts, so it can pay to buy out of state.
| State | Listings | Yards | Median ask |
|---|---|---|---|
| California | 782 | 45 | $92-25% |
| Texas | 660 | 43 | $77-37% |
| Florida | 346 | 27 | $129+5% |
| Michigan | 286 | 27 | $160+30% |
| North Carolina | 184 | 24 | $192+56% |
| Kentucky | 167 | 8 | $210+71% |
| Ohio | 155 | 19 | $171+39% |
| Pennsylvania | 140 | 20 | $143+16% |
States with at least 10 priced listings. % is versus the $123 national median.
Replacement cost
What is the Audi A4 transmission control module replacement cost?
- Used part
- $123
- Audi A4 median asking price
- Labor
- $95–$300
- 1–2 hours at $95–$150/hr
- Estimated total
- $220–$425
- median used part + labor
Labor is a typical independent-shop range for transmission control module replacement, not a quote for your vehicle; it does not include programming and adaptive relearn procedure. The part price is the live median from the salvage-yard listings on this page. Full transmission control module replacement cost breakdown
Sources
- Labor time estimates: Part Price Guide labor database
Model-year comparison
What does a Audi A4 transmission control module cost by year?
2024380 listingsFits 8 years$176$30 – $4322023497 listingsFits 8 years$160$22 – $4122022515 listingsFits 8 years$153$22 – $5672021273 listingsFits 8 years$151$23 – $5242020475 listingsFits 9 years$136$22 – $6442019659 listingsFits 8 years$137$28 – $6102018566 listingsFits 6 years$120$28 – $5242016646 listingsFits 10 years$75$25 – $43320151,192 listingsFits 11 years$85$25 – $433
Market analysis
How much does a used Audi A4 transmission control module cost?
Asking prices for a used Audi A4 transmission control module are unusually spread out: the top listing asks more than ten times what the cheapest does, so which unit you pick matters more than the median. Condition matters: grade-A units (lowest mileage, best condition) carry roughly a 57% premium over grade-C stock, with grade-A medians at $129.
Fitment variant moves the price more than most buyers expect. The most affordable variant we track, Fuel Pump, (tank mounted), lists at a $71 median, while Network Gateway, (floor mounted) commands $220, a 210% gap inside the same part category. Confirm which variant your VIN requires before comparing quotes.
Model year matters too: 2016 units carry the lowest median at $75, while 2024 tops the table at $176. Parts from 2009–2018 are interchangeable, so if the 2016 fits your vehicle, it offers the best value across 10 compatible years.
Against comparable vehicles, the Audi A4 sits 9% below the Mercedes S Class ($135), 15% above the Mercedes E Class ($107), and 15% below the Mercedes GLE Class ($145) for the same part. The “similar vehicles” cards below open each comparison guide.
Buying a used transmission control module: what to check
- Match exact part numbers and software flash codes: Verify hardware numbers and firmware revision suffix letters, as valve body solenoid drivers vary between sub-models.
- Inspect connector pins for fluid wicking: Check harness plug sockets for fluid intrusion, as failing transmission harness seals push ATF into the TCM pins.
- Verify donor axle ratio and tire size match: Ensure donor vehicle axle ratios and tire sizes match to prevent shifting fault codes and limp-mode triggers.
- Confirm internal circuit board casing integrity: Check plastic housings for cracked mounting ears, housing cracks, or rattling components inside the module casing.
- Perform adaptive shift learn routine after install: Clear existing TCM adaptive tables using a scan tool so the module relearns your transmission's clutch pack wear.
Keep browsing this vehicle
What other Audi A4 parts are priced?
01wide ±208%
Air Bag
$159median
$40$700
02wide ±257%
Transmission
$598median
$120$3,193
03wide ±178%
Side Mirror
$343median
$55$1,275
04wide ±220%
Car Radio
$151median
$35$700
05wide ±180%
Steering Wheel
$204median
$65$799
06wide ±121%
Front Seat
$196median
$75$550
07wide ±164%
Wheels
$220median
$54$774
08wide ±196%
Strut
$95median
$40$412
09wide ±172%
Headlight Assembly
$1,151median
$182$4,144
10wide ±179%
Control Arm
$85median
$35$339
11wide ±177%
Tail Light
$200median
$35$743
12wide ±237%
Brake Caliper
$131median
$28$650
Price comparisons
Compare Audi A4 transmission control module prices
Transmission Control Modulecompare
MercedesSClassvsAudiA4
Class$135
A4$123
$12 diff36,464 listings
Transmission Control ModulecompareMercedesEClassvsAudiA4
Class$107
A4$123
$16 diff31,955 listings
Transmission Control ModulecompareMercedesGLEClassvsAudiA4
Class$145
A4$123
$22 diff28,974 listings
Transmission Control ModulecompareFordF150vsAudiA4
F150$156
A4$123
$33 diff25,338 listings
Transmission Control ModulecompareMercedesCClassvsAudiA4
Class$100
A4$123
$23 diff21,580 listings
Transmission Control ModulecompareToyotaRAV4vsAudiA4
RAV4$125
A4$123
$2 diff19,985 listings
Compare fitments
What do similar vehicles charge for this part?
Acurawide ±183%
Acura ILX
$109median
$35$435
Acurawide ±218%
Acura Integra
$125median
$25$569
Acurawide ±232%
Acura MDX
$111median
$30$544
Acurawide ±203%
Acura RDX
$108median
$35$474
Acurawide ±212%
Acura TLX
$101median
$25$454
Audiwide ±279%
Audi A6
$116median
$25$673
Audiwide ±220%
Audi Q3
$106median
$23$490
Audiwide ±260%
Audi Q5
$120median
$20$644
Audiwide ±276%
Audi Q7
$123median
$22$700
BMWwide ±234%
BMW 330i
$141median
$25$686
BMWwide ±219%
BMW 530i
$145median
$32$667
BMWwide ±263%
BMW M3
$110median
$19$598
Common questions
Audi A4 transmission control module FAQ
How much is a used transmission control module for a Audi A4?
The median asking price is $123 across 4,252 priced listings from 477 yards. Grade-A units, the cleanest stock, have a median of $129. 2016 is the cheapest model year we track, with a median of $75.
How much does it cost to replace a Audi A4 transmission control module?
Using a used part, a Audi A4 transmission control module replacement typically runs $220–$425 all-in: the median used transmission control module for this model lists at $123, and independent-shop labor for transmission control module replacement typically takes 1–2 hours at $95–$150/hr ($95–$300). The labor figure does not include programming and adaptive relearn procedure. Labor is a national part-level estimate, not a quote for your vehicle.
Which Audi A4 model years does this price guide cover?
This guide currently has year-level pricing for 2024, 2023, 2022, 2021, 2020, 2019, 2018, 2016, 2015. Other model years contribute to the overall range where sellers listed them without a year breakdown.
Which Audi A4 transmission control module years are interchangeable?
Salvage-yard interchange data links Audi A4 transmission control module fitments across 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024, 2025. Searching all 18 years widens the pool of units; confirm the part number against your VIN, since trim or drivetrain can split an interchange group.