8-Speed Automatic Transmission Assembly for 2013-2014 Jaguar XF, XJ

A quick look at your own vehicle makes sure the right transmission shows up:

• Locate driver-side green metal tag/barcode plate on transmission casing to confirm 10-digit ZF piece list number and model designation.
• Verify vehicle is RWD (not AWD).
• Confirm vehicle does NOT have an ECO automatic engine stop/start feature.
• Verify engine application.

What the install really takes — plan and budget with confidence:

Special tools this job needs:

• OBD2 diagnostic scanner with real-time ATF temperature monitoring (JLR SDD, Pathfinder, Autel, or iCarsoft)
• Fluid transfer hand pump with ZF fill adapter
• E-Torx socket set
• Low-range torque wrench (inch-lbs / Nm)

Budget for these consumables at install:

• ZF LifeguardFluid 8 (or OE spec ATF AW-1 / Shell L12108 / Febi 39070)
• New ZF 8HP oil pan kit with integrated filter, embedded magnets, rubber gasket, fill plug, and new bolts
• Torque converter hub seal, rear output shaft seal, and cooler line O-rings
• Chemical cooler line flush kit

What your vehicle’s computers will need after the swap:

What’s involved: TCM Adaptive Relearn + EGS Security / VIN Re-Marriage

The Transmission Control Module (TCM) is integrated inside the internal Mechatronic valve body and is VIN-locked. Installing without programming triggers an immobilizer lockout or Limp Mode. You must either clone your original TCM data to the replacement unit, swap your original working Mechatronic valve body into the replacement transmission, or perform a security remarriage using JLR SDD/Pathfinder software, followed by an adaptation reset and relearn.

Pro tips for a smooth first start-up — hand them to whoever does the install:

• TORQUE CONVERTER SEATING: Ensure the torque converter is fully seated into the internal pump gears (3 distinct stages) before mating to the engine block. Tightening bellhousing bolts on an unseated converter will shatter the internal transmission oil pump.
• FLUID FILL TEMPERATURE PROCEDURE: Strictly follow bottom-fill temperature window with car level on a lift and engine running in Park. Fluid temperature must be monitored via scan tool between 30°C and 50°C (86°F–122°F). Opening fill plug with engine off causes severe fluid loss.
• PLASTIC PAN TORQUE: Torque plastic pan bolts in criss-cross pattern strictly to 10 Nm (88 in-lbs) to avoid cracking bosses or warping seals.
• COOLER LINE FLUSH: Always flush external cooler lines prior to connection to prevent debris from past failure jamming Mechatronic solenoids.

Easy to get right once you know them:

• Ordering for an ECO Stop/Start vehicle (lacks internal hydraulic accumulator needed for stop/start systems).
• Using non-approved multi-vehicle or generic Dexron ATF instead of ZF Lifeguard 8, causing shift shudder and clutch damage.
• Reusing the old plastic pan/filter assembly instead of installing a brand new pan and integrated filter.
• Checking or filling ATF level with the engine turned off.
• Skipping TCM VIN re-marriage / cloning or adaptive reset, leaving vehicle locked in Park or Limp Mode.
• Forcing bellhousing bolts to pull the transmission case against the engine block without verifying torque converter clearance.

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: