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 MANUALSTOYOTA2008HIGHLANDER 2WD V6-3.5L (2GR-FE)REPAIR AND DIAGNOSISRESTRAINTS AND SAFETY SYSTEMSTESTING AND INSPECTIONREADING AND CLEARING DIAGNOSTIC TROUBLE CODES
2008 Toyota Highlander 2WD V6-3.5L (2GR-FE)
Reading and Clearing Diagnostic Trouble Codes
2008 Toyota Highlander 2WD V6-3.5L (2GR-FE)SECTION Reading and Clearing Diagnostic Trouble Codes
SUPPLEMENTAL RESTRAINT SYSTEM: OCCUPANT CLASSIFICATION SYSTEM: DTC CHECK / CLEAR
DTC CHECK / CLEAR
1. DTC CHECK (USING TECHSTREAM)
(a) Turn the ignition switch off.
(b) Connect Techstream to the DLC3.
(c) Turn the ignition switch on (IG) and turn the tester on.
(d) Enter the following menus: Body Electrical / Occupant Detection / Trouble Code
(e) Check the DTCs by following the prompts on the tester screen.
HINT: Refer to Techstream operator's manual for further details.
2. DTC CLEAR (USING TECHSTREAM)
(a) Turn the ignition switch off.
(b) Connect Techstream to the DLC3.
(c) Turn the ignition switch on (IG) and turn the tester on.
(d) Enter the following menus: Body Electrical / Occupant Detection / Trouble Code
(e) Clear the DTCs by following the prompts on the tester screen.
HINT: Refer to Techstream operator's manual for further details.
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.