8-Speed Automatic Transmission Assembly for 2011-2012 Audi Q5
Product Notes Read before buying
This is an 8-speed automatic transmission for 2011-2012 Audi Q5 models with the 2.0L engine and All-Wheel Drive. To ensure compatibility, please verify that your vehicle's transmission code is NEV.
Voice or type your vehicle details and Wrenchy will confirm fitment in seconds.
Vehicle Fitment Guide
This part fits the following vehicles:
| SubmodelSUB- MODEL |
Body Style | Years | Engine | Attributes |
|---|---|---|---|---|
| Base | SUV | 2011 | L4 2.0L Turbo | AWD | Automatic |
| Premium | SUV | 2011 - 2012 | L4 2.0L Turbo | AWD | Automatic |
| Premium Plus | SUV | 2011 - 2012 | L4 2.0L Turbo | AWD | Automatic |
| Elite | SUV | 2012 | L4 2.0L Turbo | AWD | Automatic |
| Luxury | SUV | 2012 | L4 2.0L Turbo | AWD | Automatic |
| Trendy | SUV | 2012 | L4 2.0L Turbo | AWD | Automatic |
Know This Transmission Before You Buy
The research behind our purchase interview — recalls, bulletins and real install economics for this transmission family:
A quick look at your own vehicle makes sure the right transmission shows up:
- Verify the 3-letter transmission code printed on the white paper build sticker (located in the trunk spare tire well or inside cover of the service manual) is NEV.
- Confirm the vehicle is equipped with the 2.0L Turbocharged 4-cylinder engine (Engine Code CAEB or CDNC).
- Verify the metal identification plate on the bottom of the transmission case is stamped with NEV and designation 8HP-55 (or 8HP45).
What the install really takes — plan and budget with confidence:
Special tools this job needs:
- Engine support bar / subframe support
- Triple square (XZN) sockets
- Transmission jack
- VCDS (VAG-COM), OBDeleven, or ODIS diagnostic scan tool
- Fluid fill pump/adapter
- Torque wrench
Budget for these consumables at install:
- ZF Lifeguard 8 ATF (Audi spec G 060 162 A2)
- Integrated plastic transmission oil pan and filter assembly (ZF part number 1087298247 or Audi equivalent)
- New aluminum pan bolts (single-use stretch bolts)
- Torque converter seal (input shaft / front pump seal)
- Axle seals
- Cooler-line flush solvent/machine
- Front differential fluid (Audi spec G 052 145 S2, ~1.0 Liter)
- Transfer case/center diff fluid (Audi spec G 055 145 A2, ~1.0 Liter)
- One-time-use torque-to-yield aluminum subframe/drivetrain bolts
What your vehicle’s computers will need after the swap:
What’s involved: Immobilizer / Component Protection removal AND TCM adaptive relearn
sources differ: Arm 1 states Component Protection (CP) and Immobilizer (WFS5) removal is absolutely required via online GeKo/ODIS to prevent immediate safe/limp mode. Arm 2 states it is not an immobilizer/security issue but a functional calibration. Cautious choice: Yes, dealer tool and online GeKo/ODIS access are required for full functionality.
Pro tips for a smooth first start-up — hand them to whoever does the install:
- Torque Converter Seating: Must be fully seated onto the input shaft and oil pump gears (typically three distinct clicks/drops) before bolting to the engine. Tightening bellhousing bolts on an unseated converter will instantly crack the oil pump gear, destroying the transmission.
- Fluid Fill Procedure & Temperature: Level check must be performed with the engine running, transmission in a specific mode, and fluid temperature strictly between 30°C and 35°C (maximum 40°C) using a diagnostic tool. Checking with engine off or at incorrect temperature will cause severe under/overfilling.
- Single-Use Aluminum Bolts: Transmission pan and subframe bolts are single-use stretch bolts and must be replaced and torqued to spec to prevent snapping or leaks.
- Dowel Pins: Ensure engine-to-transmission alignment dowel pins are in place to prevent input shaft binding and premature bearing failure.
- Mechatronic Unit Handling: The integrated TCM/valve body is highly sensitive to static and physical damage during installation.
- Flexplate Bolt Access: On some vehicles, torque converter-to-flexplate bolts are accessed by removing the starter motor.
- Post-Install Adaptation Drive: A specific drive cycle (gentle acceleration/deceleration through all gears) must be performed after the scan-tool-initiated relearn.
Easy to get right once you know them:
- Assuming it is plug-and-play without programming, leading to immediate limp mode due to Component Protection.
- Ordering by model year alone instead of matching the 3-letter code (NEV). Other codes like MXV, NXX, or MXW will not communicate with the ECU.
- Reusing the old transmission pan/filter, which runs dirty, contaminated fluid through the replacement unit and clogs mechatronic solenoids.
- Checking fluid level with the engine off, which causes several quarts of fluid to pour out, leaving the unit severely underfilled.
- Skipping the mandatory transmission cooler and line flush, introducing debris from the previous failed unit.
- Ignoring the post-install adaptation procedure and expecting the transmission to learn on its own.
Not issues with the units on this page — the manufacturer documented these for every transmission of this family, wherever you buy one. Handy for your installer:
🔎 Recommended at install: Update the TCM software using SVM (Software Version Management) action codes
🔎 Recommended at install: Update TCM software
🔎 Recommended at install: TCM software calibration update
🔎 Recommended at install: Drive the vehicle under various load conditions to allow components to adjust
🔎 Recommended at install: Avoid overly aggressive driving; replace fluid and mechatronic solenoids if clogged
🔎 Recommended at install: Ensure proper fluid level
Researched from factory recalls, TSBs and OEM service data (reference unit 400-51827-1986330). Unit-specific details — mileage, condition, warranty, freight — are covered in the checkout interview.
Policies, in plain English.
Shipping & Handling
- Ships by LTL freight on a pallet — a real freight truck, not a parcel van
- Your checkout freight quote covers delivery to your door (liftgate service included for residential addresses)
- The carrier calls ahead to schedule a delivery window — someone must be present to receive it
- Typically palletized and picked up within 2–3 business days; transit time depends on distance
120-Day Warranty
This part includes a 120-day warranty.
- If the part fails within the warranty window, we'll replace it or refund per the coverage terms
- Coverage is parts-only — installation labor is not included
- Warranty covers defects — not installation errors, misuse, or damage after installation
Your pre-purchase interview reviews these exact terms with you before anything is charged.
Returns (30 Days)
We accept returns of uninstalled parts within 30 days of delivery for this part.
- Defective parts: We will replace the part or issue a refund at our discretion
- Programming: "Needs to be programmed to my vehicle" is not a valid return reason. Many modules require dealer programming — we're happy to help connect you with resources if your dealer says it's not programmable
- Return shipping: This part ships by freight (LTL) — the part price is refundable per the terms above, but shipping costs are non-refundable and return freight follows the seller's return terms. Your pre-purchase interview walks through the exact numbers before you buy
- Parts must be returned in original packaging and unmodified condition
- Poorly packaged returns that arrive damaged will not be credited
Damaged in Shipping?
Freight damage is rare — and you're fully protected when you do two things at delivery:
- Inspect before you sign — you're allowed time to look the pallet over while the driver waits
- Write any damage on the delivery receipt before signing — that one line is what makes a freight claim succeed
- Severe damage? Refuse the delivery — it goes back at no cost to you and we make it right
- Photograph the pallet before unwrapping; report concealed damage within 24 hours of delivery
We handle the carrier claim — you just help document it. Your pre-purchase interview walks through this checklist too.
Order Cancellation
Cancel before shipment for a full refund. Once the pallet has been built, a preparation charge may apply — and once the freight carrier picks it up, shipping costs are non-refundable and standard return terms apply. Your pre-purchase interview shows the exact numbers before you pay.
Expert Guides
2011-2012 Audi Q5 2.0L ZF 8HP Transmission: Problems, Identification, and Used Replacement
The ZF 8HP55A (NEV code) is a robust 8-speed automatic, but neglected fluid changes and mechatronic failures can kill it. Learn how to identify your unit, fix common issues, and when to swap in a used OEM replacement.
Read Full Guide →Related Trouble Codes (OBD-II)
6 matching guidesIf your scan tool is showing one of these trouble codes, this part is a common fix. Each guide explains the code, how to diagnose it, and exactly what to replace.
Miscellaneous Information
OEM Part Numbers:
Audi: 0BK300037N001
Other: NEV
Fits Years: 2011 2012
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This unit ships with the selling yard's 120-day warranty. Longer plans can be requested during checkout.
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