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 DIAGNOSISCRUISE CONTROLTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESDYNAMIC LASER CRUISE CONTROL SYSTEMACTIVE TEST
2006 Lexus RX 400h AWD V6-3.3L (3MZ-FE) Hybrid
Active Test
2006 Lexus RX 400h AWD V6-3.3L (3MZ-FE) HybridSECTION Active Test
ACTIVE TEST
HINT: Performing the ACTIVE TEST using the hand-held tester allows components such as the relay, VSV, and actuator to operate without parts removal. Performing the ACTIVE TEST as the first step of troubleshooting is one way to shorten labor time.
It is possible to display the DATA LIST during the ACTIVE TEST.
a. Connect the hand-held tester to the DLC3.
b. Turn the ignition switch to the ON position.
c. According to the display on the tester, perform the "ACTIVE TEST".
HINT: The ignition switch must be turned to the ON position to proceed Active Test using a hand-held tester.
HINT: Performing the ACTIVE TEST using the hand-held tester allows components such as the relay, VSV, and actuator to operate without parts removal. Performing the ACTIVE TEST as the first step of troubleshooting is one way to shorten labor time.
It is possible to display the DATA LIST during the ACTIVE TEST.
a. Connect the hand-held tester to the DLC3.
b. Turn the ignition switch to the ON position.
c. According to the display on the tester, perform the "ACTIVE TEST".
HINT: The ignition switch must be turned to the ON position to proceed Active Test using a hand-held tester.
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.