2019 Nissan Titan — Transmission Fluid & Service Specs

Quick answer

• Transmission: Jatco JR710E (Nissan RE7R01B) 7‑speed automatic (most 2019 Titan 5.6L models; Titan XD differs)
• OEM fluid: Nissan Matic S ATF (use only Matic S or a fluid explicitly approved as Matic S compatible)
• Drain & fill capacity: about 4.5–5.5 quarts (4.3–5.2 liters), depending on temperature and time allowed to drain
• Full overhaul/complete dry fill: about 10–11 quarts (9.5–10.4 liters); verify by VIN/service manual
• Filter: Internal filter/strainer inside transmission; not a routine service item. Verify correct OEM part number with a Nissan dealer or service manual before teardown.
• Recommended service interval: Normal use 60,000–75,000 miles (100,000–120,000 km); Severe duty/towing 30,000–40,000 miles (50,000–65,000 km) or 3–4 years

Fluid type explained

Most 2019 Nissan Titan models with the 5.6L V8 use the Jatco JR710E (Nissan code RE7R01B) 7‑speed automatic. Nissan specifies Matic S automatic transmission fluid for this unit. Matic S is a low‑viscosity, friction‑modified ATF formulated for Jatco 7‑speed rear‑wheel‑drive applications. Using the wrong ATF can cause harsh shifts, shudder, or clutch damage, so avoid mixing fluids and do not substitute Dexron/Mercon products unless they explicitly state Nissan Matic S approval.

Note on Titan XD: Some Titan XD models use a different transmission (Aisin 6‑speed on diesel, variant of the 7‑speed on gas). Those units may have different fill procedures and specs. Always confirm the transmission code and follow the fluid listed on the under‑hood label and owner’s manual for XD models.

Service procedure

There are two practical ways to renew fluid in this transmission: a simple drain & fill, and a controlled cooler‑line exchange. This transmission does not use a dipstick; level is set via an internal standpipe at a specified fluid temperature.

Preparation

• Parts/fluids: 6 quarts of Nissan Matic S ATF (you’ll typically use ~5), new drain plug gasket/crush washer, brake‑clean, rags. If removing the pan, have a new pan gasket and verify the filter/strainer part with a dealer beforehand.
• Tools: Basic hand tools, fluid transfer pump, scan tool or thermometer capable of reading transmission fluid temperature, catch pan, torque wrench.
• Safety: Work on a level surface. Support the truck securely and keep the transmission as level as possible for accurate fluid level setting.

Drain & fill

1. Warm the transmission with a short drive, then shut down and allow a brief cool‑down (warm to the touch, not hot).
2. Remove the splash shield as needed. Place a drain pan and remove the transmission drain plug. Allow fluid to drain fully (several minutes). Replace the crush washer and reinstall the plug, torquing to the factory spec in the service manual.
3. Remove the fill/inspection plug on the side of the case or the fill plug above the pan (varies by configuration). Using a fluid pump, add 4–5 quarts of fresh Matic S.
4. Level check: Start the engine, foot on brake, cycle slowly through all gears, pausing a few seconds in each, then leave in Park. Monitor transmission fluid temperature (generally target ~95–113°F / 35–45°C; confirm exact spec). With engine idling and the truck level, remove the level/overflow plug (standpipe). Add fluid until a thin stream dribbles from the overflow. When flow reduces to a drip at the specified temperature range, reinstall the plug and torque to spec.

Optional pan service

• If inspecting the pan, remove it carefully, clean the magnets and pan, and replace the gasket. The internal filter/strainer is typically only replaced during overhaul; verify part number and torque values before replacement. Reinstall the pan evenly and torque bolts to the factory spec.

Cooler‑line exchange (no machine)

• After a drain & fill, you can exchange more of the old fluid by disconnecting the cooler return line at the radiator/aux cooler, directing it into a marked container. With a helper, run the engine briefly to pump out ~1 quart at a time, shutting off immediately; add an equal amount of fresh Matic S through the fill port each cycle. Repeat until the fluid runs bright and you’ve exchanged ~8–10 quarts total. Finish with the temperature‑based level set procedure above. Do not let the pump run dry.

Service interval

• Normal use: 60,000–75,000 miles (100,000–120,000 km) or every 5–6 years, whichever comes first. Even if “lifetime” is claimed, fluid condition and shift quality benefit from periodic service.
• Severe duty: 30,000–40,000 miles (50,000–65,000 km) or every 3–4 years if you tow frequently, haul heavy loads, idle extensively, drive in high heat, dusty conditions, or short‑trip cold weather.
• Inspection: Check for leaks and fluid condition annually. Fluid should appear red to light brown and not smell burnt. Any metallic debris in the pan warrants further diagnosis.

Common transmission problems (2016–2019 Titan)

• Harsh or delayed 1–2 upshifts: Often improved by a control module software update (TSB‑related) and a fluid refresh. Severe cases may involve valve body wear or solenoid issues.
• Torque converter shudder at light throttle: Can be reduced by replacing aged fluid; persistent shudder may indicate converter clutch glazing and may require converter replacement.
• Delayed engagement when cold: Frequently fluid‑related; verify level set at the correct temperature and ensure the cooler bypass is functioning.
• Overheating under load: Inspect the auxiliary cooler, lines, and the cooler bypass valve. Consider adding an upgraded cooler if you tow in hot climates. Always use Matic S.
• Seepage at pan or case plugs: Common after prior services if crush washers were reused. Replace washers and torque to spec.

If your Titan is an XD diesel with the Aisin 6‑speed, symptoms and service procedures differ—confirm the exact transmission and follow the fluid noted on the under‑hood label.

Find a trusted shop on Repairius.