Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSLEXUS2006RX 400H AWD V6-3.3L (3MZ-FE) HYBRIDREPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINDIFFERENTIAL ASSEMBLYSERVICE AND REPAIRHYBRID TRANSAXLE FLUID
2006 Lexus RX 400h AWD V6-3.3L (3MZ-FE) Hybrid
Hybrid Transaxle Fluid
2006 Lexus RX 400h AWD V6-3.3L (3MZ-FE) HybridSECTION Hybrid Transaxle Fluid
HYBRID TRANSAXLE FLUID
REPLACEMENT
1. DRAIN HYBRID TRANSAXLE FLUID
a. Using a socket hexagon wrench 10 mm, remove the filler plug and gasket.
b. Using a socket hexagon wrench 10 mm, remove the drain plug and gasket.
c. Using a socket hexagon wrench 10 mm, install the drain plug and a new gasket.
Torque: 39 Nm (398 kgf-cm, 29 ft. lbs.)
2. ADD AND INSPECT HYBRID TRANSAXLE FLUID
a. Fill oil.
b. Check that the oil surface is within 5 mm (0.20 inch) from the lowest position of the inner surface of the transaxle filler plug opening.
NOTICE:
^ Stop the vehicle on a flat road.
^ Recheck the transaxle oil level after driving when exchanging oil.
^ Insufficient or excessive amounts of transaxle oil may be the cause of some trouble.
c. Check for leaks if the quantity of oil is low.
d. Using a socket hexagon wrench 10 mm, install the filler plug and a new gasket.
Torque: 39 Nm (398 kgf-cm, 29 ft. lbs.)
REPLACEMENT
1. DRAIN HYBRID TRANSAXLE FLUID
a. Using a socket hexagon wrench 10 mm, remove the filler plug and gasket.
b. Using a socket hexagon wrench 10 mm, remove the drain plug and gasket.
c. Using a socket hexagon wrench 10 mm, install the drain plug and a new gasket.
Torque: 39 Nm (398 kgf-cm, 29 ft. lbs.)
2. ADD AND INSPECT HYBRID TRANSAXLE FLUID
a. Fill oil.
b. Check that the oil surface is within 5 mm (0.20 inch) from the lowest position of the inner surface of the transaxle filler plug opening.
NOTICE:
^ Stop the vehicle on a flat road.
^ Recheck the transaxle oil level after driving when exchanging oil.
^ Insufficient or excessive amounts of transaxle oil may be the cause of some trouble.
c. Check for leaks if the quantity of oil is low.
d. Using a socket hexagon wrench 10 mm, install the filler plug and a new gasket.
Torque: 39 Nm (398 kgf-cm, 29 ft. lbs.)
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.