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 MANUALSTOYOTA2010SIENNA FWD V6-3.5L (2GR-FE)REPAIR AND DIAGNOSISCRUISE CONTROLCRUISE CONTROL MODULESERVICE AND REPAIRINSTALLATION
2010 Toyota Sienna FWD V6-3.5L (2GR-FE)
Installation
2010 Toyota Sienna FWD V6-3.5L (2GR-FE)SECTION Installation
CRUISE CONTROL: DISTANCE CONTROL ECU: INSTALLATION
1. INSTALL DISTANCE CONTROL ECU ASSEMBLY
(a) Using a torque wrench, install the bolt.
Torque : 5 Nm (51 kgf-cm, 44 in-lbf)
NOTICE:
Do not install the dropped or shocked distance control ECU assembly.
(b) Engage the clip.
2. INITIALIZE DISTANCE CONTROL ECU
NOTICE:
After replacing the distance control ECU, it is necessary to initialize the distance control ECU so that the ECU can recognize the specification of the vehicle.
(a) Be sure to perform the following procedures after replacing the distance control ECU.
(1) Turn the ignition switch to the on position.
(2) Turn the cruise main switch on.
(3) With the brake pedal depressed, push the cruise control main switch to RES/ACC 3 times within 3 seconds. Check that the buzzer sounds at this time.
NOTICE:
Do not turn the headlight dimmer switch on at this time because the optical axis automatic adjustment mode has already started, which may lead to an incorrect optical axis setting. If the headlight dimmer switch is turned on by mistake, readjust the optical axis Adjustments.
(b) Perform any of the following to cancel beam axis adjustment mode.
* Turn the cruise control main switch off.
* Turn the ignition switch off.
* Accelerate the vehicle to 10 km/h or more.
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.