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 MANUALSTOYOTA2007HIGHLANDER 2WD V6-3.3L (3MZ-FE)REPAIR AND DIAGNOSISPOWERTRAIN MANAGEMENTCOMPUTERS AND CONTROL SYSTEMSTESTING AND INSPECTIONSCAN TOOL TESTING AND PROCEDURESACTIVE TEST
2007 Toyota Highlander 2WD V6-3.3L (3MZ-FE)
Active Test
2007 Toyota Highlander 2WD V6-3.3L (3MZ-FE)SECTION Active Test
ACTIVE TEST
HINT: Performing an ACTIVE TEST enables components including the relays, VSV (Vacuum Switching Valve), and actuators, to be operated without removing any parts. The ACTIVE TEST can be performed with an intelligent tester. Performing an ACTIVE TEST in the first step in troubleshooting is one method to shorten diagnostic time.
DATA LIST can be displayed during ACTIVE TESTs.
a. Connect an intelligent tester to the DLC3.
b. Start the engine.
c. Turn the tester on.
d. Select the following menu items: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST.
e. Perform the ACTIVE TEST by referring to the table given.
HINT: Performing an ACTIVE TEST enables components including the relays, VSV (Vacuum Switching Valve), and actuators, to be operated without removing any parts. The ACTIVE TEST can be performed with an intelligent tester. Performing an ACTIVE TEST in the first step in troubleshooting is one method to shorten diagnostic time.
DATA LIST can be displayed during ACTIVE TESTs.
a. Connect an intelligent tester to the DLC3.
b. Start the engine.
c. Turn the tester on.
d. Select the following menu items: DIAGNOSIS / ENHANCED OBD II / ACTIVE TEST.
Part 1:
Part 2:
e. Perform the ACTIVE TEST by referring to the table given.
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.