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 DIAGNOSISHYBRID DRIVE SYSTEMSAPPLICATION AND ID
2006 Lexus RX 400h AWD V6-3.3L (3MZ-FE) Hybrid
Hybrid Drive Systems: Application and ID
2006 Lexus RX 400h AWD V6-3.3L (3MZ-FE) HybridSECTION Application and ID
In appearance, the 2006 RX 400h is nearly identical to the conventional, non-hybrid Lexus RX 330. The RX 400h is a 5-door Luxury Utility Vehicle. Exterior, interior, and engine compartment illustrations are provided to assist in identification.
The alphanumeric 17 character Vehicle Identification Number (VIN) is provided in the front windshield cowl, driver door post, and under the front passenger seat.
Example VIN:
JTJGW31U840020208 (2WD)
JTJHW31U850011201 (4WD)
An RX 400h is identified by the first 6 alphanumeric characters; JTJGW3 (2WD) and JTJHW3 (4WD).
Exterior
1 "Lexus RX 400h" logos on the rear hatchback door.
2 Gasoline fuel filler door located on the driver side rear quarter panel.
Interior
3 Instrument cluster (speedometer, fuel gauge, warning lights), located in the dash behind the steering wheel, is different than the one on the conventional, non- hybrid RX 330.
4 In place of a tachometer, a power meter showing kW output is used.
NOTE: If the vehicle is off, the instrument cluster gauges will be blacked out, not illuminated.
Engine Compartment
5 3.3-liter aluminum alloy gasoline engine.
6 High voltage inverter/ converter assembly with logos on the cover.
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:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.