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 DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESINSPECTION MODE PROCEDURE
2006 Lexus RX 400h AWD V6-3.3L (3MZ-FE) Hybrid
Inspection Mode Procedure
2006 Lexus RX 400h AWD V6-3.3L (3MZ-FE) HybridSECTION Inspection Mode Procedure
INSPECTION MODE PROCEDURE
HINT: Before performing the DATA LIST and ACTIVE TEST of the engine with the intelligent tester, be sure to put the system into the inspection mode using the following procedures.
ACTIVATING INSPECTION MODE
Perform the following steps (1) through (4) in 60 seconds.
1. Turn the ignition switch ON.
2. Fully depress the accelerator pedal twice with the transmission in the P position.
3. Fully depress the accelerator pedal twice with the transmission in the N position.
4. Fully depress the accelerator pedal twice with the transmission in the P position.
5. Check that the "FWD MAINTENANCE MODE" on the multi-information display and master warning light is illuminated in the combination meter.
6. Start the engine.
HINT: Before performing the DATA LIST and ACTIVE TEST of the engine with the intelligent tester, be sure to put the system into the inspection mode using the following procedures.
ACTIVATING INSPECTION MODE
Perform the following steps (1) through (4) in 60 seconds.
1. Turn the ignition switch ON.
2. Fully depress the accelerator pedal twice with the transmission in the P position.
3. Fully depress the accelerator pedal twice with the transmission in the N position.
4. Fully depress the accelerator pedal twice with the transmission in the P position.
5. Check that the "FWD MAINTENANCE MODE" on the multi-information display and master warning light is illuminated in the combination meter.
6. Start the engine.
RENDER: 1.0x
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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.